Constraints on the Biological Source(s) of the Orphan Branched Tetraether Membrane Lipids (2009)
Weijers, J.W.H., Panoto, E., Schouten, S., Balk, M., Stams, A.J.M., ...
A soil profile from the Saxns Mosse peat bog, Sweden, has been analysed for glycerol dialkyl glycerol tetraether (GDGT) membrane lipids and 16S rRNA genes in order to constrain the source of the yet...
Jagersma, C.G., Meulepas, R.J.W., Gieteling, J., Klimiuk, A., Schouten, S., ...
Summary Anaerobic oxidation of methane (AOM) is an important methane sink in the ocean but the microbes responsible for AOM are as yet resilient to cultivation. Here we describe the microbial...
Blaga, C.I., Heiri, O., Sinninghe Damsté, J.S.
We studied the distribution of glycerol dialkyl glycerol tetraethers (GDGTs) in water-column particulate matter and the top 5 cm of sediment from 47 lakes along a transect from southern Italy to the...
Sangiorgi, F., Soelen, E.E. Van, Spofforth, D.J.A., Pälike, H., Stickley, C.E., St. John, K., ...
Continuous X-ray fluorescence scanning of middle Eocene (~46 Ma) core M0002A-55X (~236–241 m composite depth), recovered during Integrated Ocean Drilling Program Expedition 302, revealed a strong...
Sangiorgi, F., Willard, Debra A., Schouten, S., Stickley, C.E., O'Regan, Matthew, ...
[1] The Cenozoic record of the Lomonosov Ridge (central Arctic Ocean) recovered during Integrated Ocean Drilling Program (IODP) Expedition 302 revealed an unexpected 26 Ma hiatus, separating middle...
Karakitsios, V., Tsikos, H., Van Breugel, Y., Koletti, L., Sinninghe Damsté, J.S., Jenkyns, H.C.
Integrated biostratigraphic (planktonic foraminifera, calcareous nannofossils), chemostratigraphic (bulk C and O isotopes) and compound-specific organic geochemical studies of a mid-Cretaceous...
Environmental precursors to rapid light carbon injection at the Palaeocene/Eocene boundary (2007)
Sluijs, A., Brinkhuis, H., Schouten, S., Bohaty, S.M., John, C.M., Zachos, J.C., ...
The start of the Palaeocene/Eocene thermal maximum—a period of exceptional global warming about 55 million years ago—is marked by a prominent negative carbon isotope excursion that reflects a...
Ongoing buildup of refractory organic carbon in boreal soils during the Holocene (2006)
Smittenberg, R.H, Eglinton, T.I., Schouten, S., Sinninghe Damsté, J.S.
Radiocarbon ages of vascular plant wax–derived n-alkanes preserved in well-dated Holocene sediments in an anoxic fjord (Saanich Inlet, Canada) were found to be not only substantially older than the...
Schouten, S., Buscail, R., Ludwig, W., Bonnin, Jérôme, Sinninghe Damsté, J.S., ...
The Branched and Isoprenoid Tetraether (BIT) index is based on the relative abundance of nonisoprenoidal glycerol dialkyl glycerol tetraethers (GDGTs) derived from organisms living in terrestrial...
Huguet, C., Cartes, J.E., Sinninghe Damsté, J.S., Schouten, S.
Pelagic Crenarchaeota produce glycerol dibiphytanyl glycerol tetraethers (GDGTs) as membrane lipids, and the GDGT composition changes according to growth temperature. This forms the basis of the...
Arctic hydrology during global warming at the palaeocene/Eocene thermal maximum (2006)
Pagani, M., Pedentchouk, N., Huber, M., Sluijs, A., Schouten, S., Brinkhuis, H., ...
The Palaeocene/Eocene thermal maximum represents a period of rapid, extreme global warming approx55 million years ago, superimposed on an already warm world. This warming is associated with a severe...
Instability in tropical Pacific sea surface temperatures during the Early Aptian (2006)
Dumitrescu, M., Brassell, S.C., Schouten, S., Hopmans, E.C., Sinninghe Damsté, J.S.
The Cretaceous has long been recognized as a time when greenhouse conditions were fueled by elevated atmospheric CO2 and accompanied by perturbations of the global carbon cycle described as oceanic...
Early reactivation of European rivers during the last deglaciation (2006)
Ménot, G., Bard, E., Rostek, F., Weijers, J.W.H., Hopmans, E.C., Schouten, S., ...
During the Last Glacial Maximum, the sea-level lowstand combined with the large extent of the Fennoscandian and British ice sheets led to the funneling of European continental runoff, resulting in...
Archaeal nitrification in the ocean (2006)
Wuchter, C., Abbas, B., Coolen, M.J.L., Herfort, L., Bleijswijk, J. Van, Timmers, P., ...
Marine Crenarchaeota are the most abundant single group of prokaryotes in the ocean, but their physiology and role in marine biogeochemical cycles are unknown. Recently, a member of this clade was...
A microbial consortium couples anaerobic methane oxidation to denitrification (2006)
Raghoebarsing, A.A., Pol, A., Smolders, A.J.P., Ettwig, K.F., Rijpstra, W.I.C., ...
Modern agriculture has accelerated biological methane and nitrogen cycling on a global scale. Freshwater sediments often receive increased downward fluxes of nitrate from agricultural runoff and...
Subtropical Arctic Ocean temperatures during the Palaeocene/Eocene thermal maximum (2006)
Sluijs, A., Schouten, S., Pagani, M., Pedentchouk, N., Brinkhuis, H., Sinninghe Damsté, J. S., ...
Episodic fresh surface waters in the Eocene Arctic Ocean (2006)
Brinkhuis, H., Schouten, S., Collinson, M. E., Sluijs, A., Sinninghe Damsté, J. S., Dickens, G. R., ...
Boumann, H.A., Hopmans, E.C., Strous, M., Jetten, M.S.M., Sinninghe Damsté, J.S., ...
Anammox bacteria present in wastewater treatment systems and marine environments are capable of anaerobically oxidizing ammonium to dinitrogen gas. This anammox metabolism takes place in the...
Coolen, M.J.L., Boere, A., Abbas, M., Wakeham, S.G., Sinninghe Damsté, J.S.
Holocene sea surface temperatures (SST) of the Black Sea have been reconstructed using sedimentary C37 unsaturated alkenones assumed to be derived from the coccolithophorid haptophyte Emiliania...
Chemical fingerprinting of algaenans using RuO4 degradation (2006)
Blokker, P., Ende, H. Van Den, Leeuw, J.W. De, Versteegh, G.J.M., Sinninghe Damsté, J.S.
The freshwater green microalgae, Oocystus solitaria Wittrock f. maior Wille, Pediastrum braunii Wartmann, Pediastrum kawraiskyi Schmidle, Sorastrum spinulosum Na¨geli and Coelastrum reticulatum...
Episodic fresh surface waters in the Eocene Arctic Ocean (2006)
Brinkhuis, H., Schouten, S., Collinson, M.E., Sluijs, A., Sinninghe Damsté, J.S., Dickens, G.R., ...
Little was known about the environmental history of the Arctic Ocean before the 2004 ACEX ocean drilling expedition. Now a 430-metre sea floor sediment core has been recovered and its analysis,...
Arctic hydrology during global warming at the Palaeocene/Eocene thermal maximum. (2006)
Pagani, M., Pedentchouk, N., Huber, M., Sluijs, A., Schouten, S., Brinkhuis, H., ...
The Palaeocene/Eocene thermal maximum represents a period of rapid, extreme global warming ,55 million years ago, superimposed on an already warmworld1–3. This warming is associated with a severe...
Subtropical Arctic Ocean temperatures during the Palaeocene/Eocene thermal maximum (2006)
Sluijs, A., Schouten, S., Pagani, M., Woltering, M., Brinkhuis, H., Sinninghe Damsté, J.S., ...
The Palaeocene/Eocene thermal maximum, ~55 million years ago, was a brief period of widespread, extreme climatic warming1, 2, 3, that was associated with massive atmospheric greenhouse gas input4....
Herfort, L., Schouten, S., Boon, J.P., Woltering, M., Baas, M., Weijers, J., ...
We have applied a recently introduced proxy, the BIT (branched and isoprenoid tetraether) index, to determine terrestrial organic matter (TOM) transport from the rivers Rhine and Meuse and their...
Application of the TEX86 temperature proxy to the southern North Sea (2006)
Herfort, L., Schouten, S., Boon, J.P., Sinninghe Damsté, J.S.
A novel temperature proxy, the tetraether index of lipids with 86 carbon atoms (TEX86), was applied to the suspended particulate organic matter (POM) and sediment core tops from eight sites in the...
Hopmans, E.C., Kienhuis, M.V.M., Rattray, J.E., Jaeschke, A., Schouten, S., Sinninghe Damsté, J.S.
Ladderane lipids, containing three or five linearly concatenated cyclobutane moieties, are considered to be unique biomarkers for the process of anaerobic ammonium oxidation, an important link in the...
Huguet, C., Hopmans, E.C., Febo-Ayala, W., Thompson, D.H., Sinninghe Damsté, J.S., Schouten, S.
Isoprenoid glycerol dialkyl glycerol tetraethers (GDGTs) are specific membrane lipids derived from archaea, one of the three domains of life. These lipids can be used as biomarkers in...
Huguet, C., Sinninghe Damsté, J.S., Schouten, S.
Two sediment cores from the western Arabian Sea, NIOP905 and 74KL, were analyzed to determine sea surface temperature (SST) variations over the last 23 kyr. Two organic molecular SST proxies were...
Huguet, C., Sinninghe Damsté, J.S., Schouten, S.
Original article: Reconstruction of sea surface temperature variations in the Arabian Sea over the last 23 kyr using organic proxies (TEX86 and UK'37), vol 21 (2006),PA3003
Rohling, E.J., Hopmans, E.C., Sinninghe Damsté, J.S.
Marine organic-rich sediments are important for long-term carbon sequestration, and as a source of fossil hydrocarbons, but the processes underlying their formation remain elusive. We present a...
Fossil DNA in Cretaceous black shales: myth or reality? (2006)
Sinninghe Damsté, J.S., Coolen, M.J.L.
In summary, we believe that the claim of Inagaki et al. (2005) should be examined by analysis of molecular fossils from the black shales studied by these authors before the existence of fossil DNA in...
Breugel, Y. Van, Baas, M., Schouten, S., Mattioli, E., Sinninghe Damsté, J.S.
The prominent negative stable carbon isotope excursion in both carbonate and organic carbon recorded in organic-rich sediments deposited during the Toarcian oceanic anoxic event (OAE) has commonly...
Dongen, B.E. Van, Schouten, S., Sinninghe Damsté, J.S.
A complete total organic carbon (TOC) cycle in the Upper Jurassic Kimmeridge Clay Formation (KCF) comprising the extremely TOC-rich (34%) Blackstone Band was studied to investigate the controlling...
Weijers, J.W.H., Schouten, S., Hopmans, E.C., Geenevasen, J.A.J., David, O.R.P., Coleman, J.M., ...
The 16S ribosomal DNA based distinction between the bacterial and archaeal domains of life is strongly supported by the membrane lipid composition of the two domains; Bacteria generally contain...
Weijers, J.W.H., Schouten, S., Spaargaren, O., Sinninghe Damsté, J.S.
A diverse collection of globally distributed soil samples was analyzed for its glycerol dialkyl glycerol tetraether (GDGT) membrane lipid content. Branched GDGTs, derived from anaerobic soil...
Wuchter, C., Schouten, S., Wakeham, S.G., Sinninghe Damsté, J.S.
The newly introduced temperature proxy, the tetraether index of archaeal lipids with 86 carbon atoms (TEX86), is based on the number of cyclopentane moieties in the glycerol dialkyl glycerol...
Methanotrophic symbionts provide carbon for photosynthesis in peat bogs (2005)
Raghoebarsing, A.A., Smolders, A.J.P., Schmid, M.C., Rijpstra, W.I.C., Wolters-Arts, M., Derksen, J., ...
Wetlands are the largest natural source of atmospheric methane, the second most important greenhouse gas. Methane flux to the atmosphere depends strongly on the climate; however, by far the largest...
Sinninghe Damsté, J.S., Smittenberg, R.H., Baas, M., Green, M.J., Hopmans, E.C., Schouten, S.
The biogeochemical sedimentary record of the anoxic Drammensfjord, Norway, was investigated on a decadal to centennial time scale over the last millennium, in order to reconstruct the pre-industrial...
Large temperature variability in the southern African tropics since the Last Glacial Maximum (2005)
Powers, L.A., Johnson, T.C., Werne, J.P., Castañeda, I.S., Hopmans, E., Sinninghe Damsté, J.S., ...
Identification of carotenals in sediments (2005)
Hopmans, E.C., Schouten, S., Rijpstra, W.I.C., Sinninghe Damsté, J.S.
High performance liquid chromatography with photodiode array UV–Vis detection and atmospheric pressure chemical ionization mass spectrometry was used to analyze sediment samples from the meromictic...
Pancost, R.D., Zhang, C.L., Tavacoli, J., Talbot, H.M., Farrimond, P., Schouten, S., ...
Anaerobic oxidation of methane (AOM) is common in ocean-margin sediments, where it is mediated by consortia of Archaea and Bacteria and can result in the formation of authigenic carbonate, including...
Reneerkens, J., Piersma, Th., Sinninghe Damsté, J.S.
It has long been recognised that nest depredation by olfactory-searching mammals greatly influences the reproductive success of ground-nesting birds. Yet adaptations of birds to diminish smell during...
Structural identification of steryl alkyl ethers in marine sediments (2005)
Schouten, S., Rampen, S.W., Geenevasen, J.A.J., Sinninghe Damsté, J.S.
Steryl alkyl ethers have been reported to occur in immature marine sediments up to Cretaceous age. Here, we report their unambiguous structural identification in Holocene sediments from the Arabian...
Structural identification of sedimentary C21 and C22 highly branched isoprenoid alkanes (2005)
Sinninghe Damsté, J.S., Baas, M., Geenevasen, J.A.J., Kenig, F.
C21 and C22 highly branched isoprenoid (HBI) alkanes occurring in high relative abundance in lagoonal sediments of Abu Dhabi have been unambiguously identified as...
Sinninghe Damsté, J.S., Rijpstra, W.I.C., Geenevasen, J.A.J., Strous, M., Jetten, M.S.M.
The membrane lipid composition of planctomycetes capable of the anaerobic oxidation of ammonium (anammox), i.e. Candidatus ‘Brocadia anammoxidans’ and Candidatus ‘Kuenenia stuttgartiensis’,...
Smittenberg, R.H., Baas, M., Green, M.J., Hopmans, E.C., Schouten, S., Sinninghe Damsté, J.S.
The biogeochemical sedimentary record of the anoxic Drammensfjord, Norway, was investigated on a decadal to centennial time scale over the last millennium, in order to reconstruct the pre-industrial...
Stadnitskaia, A., Muyzer, G., Abbas, B., Coolen, M.J.L., Hopmans, E.C., Baas, M., ...
Many mud volcanoes were recently discovered in the euxinic bottom waters of the Sorokin Trough (NE Black Sea). Three of them, i.e., NIOZ, Odessa, and Kazakov, were selected for a detailed...
Breugel, Y. Van, Schouten, S., Paetzel, M., Nordeide, R., Sinninghe Damsté, J.S.
A negative carbon isotope shift in sedimentary organic carbon deposited in stratified marine and lacustrine systems has often been inferred to be a consequence of the process of recycling of respired...
Wuchter, C., Schouten, S., Wakeham, S.G., Sinninghe Damsté, J.S.
The TEX86 is a new temperature proxy which is based on the number of cyclopentane moieties in the glycerol dialkyl glycerol tetraether (GDGT) lipids of the membranes of Crenarchaeota that occur...
Sinninghe Damsté, J.S., Smittenberg, R.H., Pancost, R.D., Hopmans, E.C., Paetzel, M.
A 400-year sedimentary record of the euxinic Kyllaren Fjord was investigated using organic biogeochemical, geochemical and sedimentological approaches. Accumulation rates of a suite of biomarkers,...
A mixed ladderane/n-alkyl glycerol diether in anaerobic ammonium-oxidizing bacterium (2004)
Sinninghe Damsté, J.S., Rijpstra, W.I.C., Strous, M., Jetten, M.S.M., David, O.R.P., Geenevasen, J.A.J., ...
A novel glycerol diether containing ladderane and tetradecyl moieties has been identified in an anaerobic ammonium-oxidizing bacterium by GC/MS and high-field NMR spectroscopy.
Sinninghe Damsté, J.S., Hopmans, E.C., Weijers, J.W.H., Schefuss, E., Herfort, L., Schouten, S.
We propose a novel tracer for terrestrial organic carbon in sediments based on the analysis of tetraether lipids using high-performance liquid chromatography/mass spectrometry (HPLC/MS). Analysis of...
Sinninghe Damsté, J.S., Versteegh, G.J.M., Blokker, P., Wood, G.D., Collinson, M.E., Leeuw, J.W. De
A palynologically monotypic assemblage from the Eocene Jatta Gypsum Formation has (Pakistan) been analyzed microscopically and chemically. Scanning electron microscopy shows that the palynomorphs are...
Sinninghe Damsté, J.S., Wakeham, S.G., Hopmans, E.C., Schouten, S.
The Black Sea and the Cariaco Basin are both large, euxinic marine basins in which methane concentrations are high and where anaerobic oxidation of methane (AOM) is an important part of the carbon...
Sinninghe Damsté, J.S., Grossi, V., Beker, B., Geenevasen, J.A.J., Schouten, S., Raphel, D., ...
The hydrocarbon composition of the marine diatom Pleurosigma strigosum isolated from coastal Mediterranean sediments is described. A suite of five C25 highly branched isoprenoid (HBI) alkenes with...
Sinninghe Damsté, J.S., Tsikos, H., Jenkyns, H.C., Walsworth-Bell, B., Petrizzo, M.R., Forster, A., ...
We present new, detailed carbon-isotope records for bulk carbonate, total organic carbon (TOC) and phytane from three key sections spanning the Cenomanian-Turonian boundary interval (Eastbourne,...
Sinninghe Damsté, J.S., Coolen, M.J.L., Muyzer, G., Rijpstra, W.I.C., Schouten, S., Volkman, J.K.
Preserved ribosomal DNA of planktonic phototrophic algae was recovered from Holocene anoxic sediments of Ace Lake (Antarctica), and the ancient community members were identified based on comparative...
Sinninghe Damsté, J.S., Smittenberg, R.H., Hopmans, E.C., Schouten, S., Hayes, J.M., Eglinton, T.I.
The radiocarbon contents of various biomarkers extracted from the varve-counted sediments of Saanich Inlet, Canada, were determined to assess their applicability for dating purposes. Calibrated ages...
Sinninghe Damsté, J.S., Wagner, T., Hofmann, P., Beckmann, B.
Euxinia and primary production in Late Cretaceous eastern equatorial Atlantic surface waters fostered orbitally driven formation of marine black shales Thomas Wagner Department of Geosciences,...
High paleotemperatures in the Late Cretaceous Arctic ocean (2004)
Sinninghe Damsté, J.S., Jenkyns, H., Forster, A., Schouten, S.
To understand the climate dynamics of the warm, equable greenhouse world of the Late Cretaceous period, it is important to determine polar palaeotemperatures. The early palaeoceanographic history of...
Higher plant vegetation changes during Pliocene sapropel formation (2004)
Sinninghe Damsté, J.S., Menzel, D., Schouten, S., Bergen, P.F. Van
The 13C values of higher plant wax C2733 n-alkanes were determined in three, time-equivalent Pliocene (2.943 Ma) sapropels and homogeneous calcareous ooze from three different sites forming an...
Sinninghe Damsté, J.S., Werne, J.P., Zitter, T., Haese, R.R., Aloisi, G., Bouloubassi, I., ...
Recent field observations have identified the widespread occurrence of fluid seepage through the eastern Mediterranean Sea floor in association with mud volcanism or along deep faults. Gas hydrates...
Lipid biomarkers as major source and preservation indicators in SE-Atlantic surface sediments (2004)
Sinninghe Damsté, J.S., Schefuss, E., Versteegh, G.J.M., Jansen, J.H.F.
Surface sediments from the eastern South Atlantic were investigated for their lipid biomarker contents and bulk organic geochemical characteristics to identify sources, transport pathways and...
N2-fixing cyanobacteria supplied nutrient N for Cretaceous oceanic anoxic events (2004)
Sinninghe Damsté, J.S., Kuypers, M.M.M., Breugel, Y. Van, Schouten, S., Erba, E.
Sinninghe Damsté, J.S., Tsikos, H., Karakitsios, V., Breugel, Y. Van, Walsworth-Bell, B., Petrizzo, M.R., ...
We present new stable (C, O) isotopic, biostratigraphic and organic geochemical data for the Vigla Shale Member of the Ionian Zone in NW Greece, in order to characterize organic carbon-rich strata...
Sinninghe Damsté, J.S., Schouten, S., Strous, M., Kuypers, M.M.M., Rijpstra, W.I.C., Baas, M., ...
Isotopic analyses of Candidatus 'Brocadia anammoxidans,' a chemolithoautotrophic bacterium that anaerobically oxidizes ammonium (anammox), show that it strongly fractionates against 13C; i.e., lipids...
Taraxerol and Rhizophora pollen as proxies for tracking past Mangrove ecosystems (2004)
Sinninghe Damsté, J.S., Versteegh, G.J.M., Schefuss, E., Dupont, L., Marret, F., Jansen, J.H.F.
Angola Basin and Cape Basin (southeast Atlantic) surface sediments and sediment cores show that maxima in the abundance of taraxerol (relative to other land-derived lipids) covary with maxima in the...
The anammoxosome : An intracytoplasmic compartment in anammox bacteria (2004)
Sinninghe Damsté, J.S., Niftrik, L.A. Van, Fuerst, J.A., Kuenen, J.G., Jetten, M.S.M., Strous, M.
Anammox bacteria belong to the phylum Planctomycetes and perform anaerobic ammonium oxidation (anammox); they oxidize ammonium with nitrite as the electron acceptor to yield dinitrogen gas. The...
Sinninghe Damsté, J.S., Schouten, S., Hopmans, E.C.
Recently we proposed a new organic sea surface temperature proxy, TEX86, based on the distribution of archaeal tetraether lipids. Here, we have examined the effect of oxic degradation and maturity on...
Sinninghe Damsté, J.S., Coolen, M.J.L., Hopmans, E.C., Rijpstra, W.I.C., Muyzer, G., Schouten, S., ...
Post-glacial Ace Lake (Vestfold Hills, Antarctica), which was initially a freshwater lake and then an open marine system, is currently a meromictic basin with anoxic, sulfidic and methane-saturated...
Sinninghe Damsté, J.S., Rijpstra, W.I.C., Schouten, S., Fuerst, J.A., Jetten, M.S.M., Strous, M.
Hopanoids have generally been found in aerobic bacteria (i.e. methanotrophs, heterotrophs and cyanobacteria). Here we show that a variety of hopanoids (i.e. bacteriohopanetetrol, diplopterol,...
The rise of the rhizosolenoid diatoms (2004)
Sinninghe Damsté, J.S., Muyzer, G., Abbas, B., Rampen, S.W., Massé, G., Allard, W.G., ...
The 18S ribosomal DNA molecular phylogeny and lipid composition of over 120 marine diatoms showed that the capability to biosynthesize highly branched isoprenoid (HBI) alkenes is restricted to two...
Sinninghe Damsté, J.S., Weijers, J.W.H., Schouten, S., Linden, M. Van Der, Geel, B. Van
The presence and distribution of isoprenoid glycerol dialkyl glycerol tetraethers (GDGTs), lipids that constitute the membranes of Archaea, have been investigated in a 50-cm long core from a Swedish...
Sinninghe Damsté, J.S., Rampen, S., Rijpstra, W.I.C., Abbas, B., Muyzer, G., Schouten, S.
For the first time a biological source for the long-chain alkyl 1,14-diols and 12-hydroxy methyl alkanoates, lipids widely occurring in the marine water column and sediments, has been identified....
Sinninghe Damsté, J.S., Schefuß, E., Schouten, S., Jansen, J.H.F.
The dominant forcing factors for past large-scale changes in vegetation are widely debated. Changes in the distribution of C4 plantsadapted to warm, dry conditions and low atmospheric CO2...
An experimental study of the low-temperature sulfurization of carbohydrates (2003)
Sinninghe Damsté, J.S., Dongen, B.E. Van, Schouten, S., Baas, M., Geenevasen, J.A.J.
Sulfurization of carbohydrates has been suggested as an important mechanism for the preservation of organic matter. To study this process, different monosaccharides were sulfurized under laboratory...
Anaerobic ammonium oxidation by Anammox bacteria in the Black Sea (2003)
Sinninghe Damsté, J.S., Kuypers, M.M.M., Sliekers, O., Lavik, G., Schmid, M., Jørgensen, B.B., ...
The availability of fixed inorganic nitrogen (nitrate, nitrite and ammonium) limits primary productivity in many oceanic regions1. The conversion of nitrate to N2 by heterotrophic bacteria...
Anaerobic ammonium oxidation by marine and fresh water planctomycete-like bacteria (2003)
Sinninghe Damsté, J.S., Jetten, M.S.M., Sliekers, O., Kuypers, M., Dalsgaard, T., Niftrik, L. Van, ...
Recently, two fresh water species, 'Candidatus Brocadia anammoxidans' and 'Candidatus Kuenenia stuttgartiensis', and one marine species, 'Candidatus Scalindua sorokinii', of planctomycete anammox...
Archaea mediate anaerobic oxidation of methane in deep euxinic waters of the Black Sea (2003)
Sinninghe Damsté, J.S., Wakeham, S.G., Lewis, C.M., Hopmans, E.C., Schouten, S.
We evaluate anaerobic oxidation of methane (AOM) in the Black Sea water column by determining distributions of archaea-specific glyceryl dialkyl glyceryl tetraethers (GDGTs) and 13C isotopic...
Bicarbonate uptake by marine Crenarchaeota (2003)
Sinninghe Damsté, J.S., Wuchter, C., Schouten, S., Boschker, H.T.S.
Biphytanyl membrane lipids and 16S rRNA sequences derived from marine Crenarchaeota were detected in shallow North Sea surface water in February 2002. To investigate the carbon fixation mechanism of...
Biogeochemical evidence that thermophilic Archaea mediate the anaerobic oxidation of methane (2003)
Sinninghe Damsté, J.S., Schouten, S., Wakeham, S.G., Hopmans, E.C.
Distributions and isotopic analyses of lipids from sediment cores at a hydrothermally active site in the Guaymas Basin with a steep sedimentary temperature gradient revealed the presence of archaea...
Sinninghe Damsté, J.S., Schmid, M., Walsh, K., Webb, R., Rijpstra, W.I.C., ...
Anaerobic ammonium oxidation (anammox) is both a promising process in wastewater treatment and a long overlooked microbial physiology that can contribute significantly to biological nitrogen cycling...
Sinninghe Damsté, J.S., Schefuß, E., Ratmeyer, V., Stuut, J-B.W., Jansen, J.H.F.
Atmospheric dust samples collected along a transect off the West African coast have been investigated for their lipid content and compound-specific stable carbon isotope compositions. The saturated...
Sinninghe Damsté, J.S., Pancost, R.D.
Recent work has highlighted the ubiquity of bacteria and archaea and continues to affirm their significance in diverse biogeochemical processes. The 13C values and distributions of diagnostic lipids...
Changes in primary productivity during Pliocene sapropel formation: A biomarker approach (2003)
Sinninghe Damsté, J.S., Menzel, D., Bergen, P.F. Van, Schouten, S.
Biomarkers (alkenones, loliolide/isololiolide, dinosterol and C30 1,15-diol/keto-ol) representative of four major classes of marine primary producers (haptophytes, diatoms, dinoflagellates,...
Sinninghe Damsté, J.S., Schouten, S., Leeuw, J.W. De, Ward, D.M.
Stable carbon isotope fractionations between dissolved inorganic carbon and lipid biomarkers suggest photoautotrophy by Chloroflexus-like organisms in sulfidic and nonsulfidic Yellowstone hot...
Computational chemical investigation into isorenieratene cyclisation (2003)
In sediments, the diaromatic carotenoid isorenieratene can undergo a wide range of molecular transformations, including cyclisation reactions via a DielsAlder mechanism resulting in either mono-...
Sinninghe Damsté, J.S., Stadnitskaia, A.N., Baas, M.K., Ivanov, M.K.
A methane-derived carbonate crust was collected from the recently discovered NIOZ mud volcano in the Sorokin Trough, NE Black Sea during the 11th Training-through-Research cruise of the R/V Professor...
Sinninghe Damsté, J.S., Werne, J., Lyons, T.W., Hollander, D.J., Formolo, M.
Reduced sulfur accumulation in Holocene and latest Pleistocene euxinic marine sediments from the Cariaco Basin, Venezuela, was investigated to constrain the timing and possible pathways of organic...
Sinninghe Damsté, J.S., Pancost, R.D., Baas, B., Geel, B. Van
We examined the variations in vegetation, organic carbon isotopic compositions and biomarker distributions spanning a well-constrained climatic shift in a Sub-Boreal Dutch raised bog. The...
Sinninghe Damsté, J.S., Grice, K., Schouten, S., Blokker, P., Derenne, S., Largeau, C., ...
Type I kerogens of two relatively immature, unusual hypersaline sediments [with extracts rich in sulfurised Botryococcus braunii (B. braunii) biomarkers] of Miocene/Pliocene age from the Sdom...
Structural biomacromolecules in plants : What can be learnt from the fossil record? (2003)
Sinninghe Damsté, J.S., Bergen, P.F. Van, Blokker, P., Collinson, M.E.
Sinninghe Damsté, J.S., Dongen, B.E. Van, Schouten, S.
Pyrolysates of the organic carbon-rich and oil-prone rocks of the Kimmeridge Clay Formation (KCF) are dominated by a sulfur-rich unresolved complex mixture (UCM). Structural characterization of this...
The lycopane/C31 n-alkane ratio as a proxy to assess palaeoxicity during sediment deposition (2003)
Sinninghe Damsté, J.S., Kuypers, M.M.M., Schouten, S., Schulte, S., Rullkötter, J.
Recently, two of us [Schulte et al., Earth Planet. Sci. Lett. 173 (1999) 205221] advocated the use of the C35/C31 n-alkane ratio to reconstruct past variations in the intensity of the oxygen...
Sinninghe Damsté, J.S., Putchew, A., Reiss-Schaeffer, C., Schaeffer, P., Koopmans, M.P., Leeuw, J.W. De, ...
Sinninghe Damsté, J.S., Schouten, S., Hanada, S., Hopmans, E.C., Ward, D.C.
The lipid composition of Roseiflexus castenholzii, a thermophilic filamentous phototrophic bacterium related to uncultivated filamentous phototrophic bacteria that predominate in hot spring microbial...
Sinninghe Damsté, J.S., Reneerkens, J., Piersma, T.
Recently, a shift in preen wax composition, from lower molecular weight monoesters to higher molecular weight diesters, was described for individuals of a sandpiper species (red knot, Calidris...
Archaeal remains dominate marine organic matter from the early Albian oceanic anoxic event 1b (2002)
Sinninghe Damsté, J.S., Kuypers, M.M.M., Blokker, P., Hopmans, E.C., Kinkel, H., Pancost, R.D., ...
The sources for both soluble and insoluble organic matter of the early Albian (~112 Myr) oceanic anoxic event (OAE) 1b black shales of the Ocean Drilling Program (ODP) site 1049C (North Atlantic...
Sinninghe Damsté, J.S., Pancost, R.D., Baas, M., Geel, B. Van
Lipid distributions in modern peat-forming plants were determined and compared to biomarkers recovered from a ca. 2800 year old peat deposited in a Dutch ombrotrophic bog. The peat section spans a...
Sinninghe Damsté, J.S., Dongen, B.E. Van, Schouten, S.
The stable carbon-isotope compositions of individual monosaccharides and lipids, as well as the bulk stable carbon-isotope composition of total cell material from different aquatic and terrestrial...
CH4-consuming microorganisms and the formation of carbonate crusts at cold-seeps (2002)
Sinninghe Damsté, J.S., Aloisi, G., Bouloubassi, I., Heijs, S.K., Pancost, R.D., Pierre, C., ...
To understand the role played by microorganisms in the formation of cold seep carbonates, we conducted an integrated microbial, mineralogical and organic geochemical study of methane-related...
Sinninghe Damsté, J.S., Boom, A., Marchant, R., Hooghiemstra, H.
During the Pleistocene the vegetation changes in the high Colombian Andes included changes from C3 to C4 plants. This is inferred from 13C values of the C31 n-alkane from the Funza-2 sedimentary...
Sinninghe Damsté, J.S., Hopmans, E.C., Schouten, S., Geenevasen, J.A.J.
The basic structure and stereochemistry of the characteristic glycerol dibiphytanyl glycerol tetraether (GDGT) membrane lipid of cosmopolitan pelagic crenarchaeota has been identified by high field...
Sinninghe Damsté, J.S., Menzel, D., Hopmans, E.C., Bergen, P.F. Van, Leeuw, J.W. De
Carotenoids were analysed in ca. 1-cm thick subsamples of three laterally time-equivalent sapropels from a westeast transect of the eastern Mediterranean Basin to study euxinic periods during...
Distribution of membrane lipids of planktonic Crenarchaeota in the Arabian Sea (2002)
Sinninghe Damsté, J.S., Rijpstra, W.I.C., Hopmans, E.C., Schouten, S., Wakeham, S.G., Prahl, F.G.
Intact core tetraether membrane lipids of marine planktonic Crenarchaeota were quantified in water column-suspended particulate matter obtained from four depth intervals (70, 500, 1,000 and 1,500 m)...
Sinninghe Damsté, J.S., Schouten, S., Hopmans, E.C., Schefuß, E.
It has recently been shown that membrane lipids of marine crenarchaeota, a ubiquitous and abundant component of plankton, occur in relatively high concentrations in recent and ancient sediments. In...
Geochemical and environmental importance of marine archaea (2002)
Sinninghe Damsté, J.S., Schouten, S., Hopmans, E.C., Schefuß, E., Wuchter, E.
Linearly concatenated cyclobutane (ladderane) lipids form a dense bacterial membrane (2002)
Sinninghe Damsté, J.S., Strous, M., Rijpstra, W.I.C., Hopmans, E.C., Geenevasen, J.A.J., ...
Lipid membranes are essential to the functioning of cells, enabling the existence of concentration gradients of ions and metabolites. Microbial membrane lipids can contain three-, five-, six- and...
Palaeoceanographic and diagenetic aspects of sapropel formation in the eastern Mediterranean (2002)
Sinninghe Damsté, J.S., Lange, G.J. De, Slomp, C.P., Passier, H.F., Dekkers, M., Rutten, Arrian, ...
Sinninghe Damsté, J.S., Smittenberg, R.H., Hopmans, E.C., Schouten, S.
Repeated semi-preparative normal-phase HPLC was performed to isolate selected biomarkers from sediment extracts for radiocarbon analysis. Flow injection analysismass spectrometry was used for rapid...
Sinninghe Damsté, J.S., Klein Breteler, W.C., Grice, K., Rooy, J. Van, Schmid, M.
C fractionation effects in an experimental food chain were determined by performing a series of mesocosm experiments with the copepod Temora longicornis and using flagellates as food. The bulk...
Sinninghe Damsté, J.S., Hoefs, M.J.L., Rijpstra, W.I.C., Leeuw, J.W. De
Free and ester-bound lipid biomarkers were analysed in oxidised and unoxidised parts of four distinct turbidites from the Madeira Abyssal Plain (MAP), which contained 1 to 2% organic carbon...
Sinninghe Damsté, J.S., Rijpstra, W.I.C.
Biomarker accumulation rates in nine different time slices in three cores on and at the foot of a submarine high in the northern Arabian Sea (the Murray Ridge) were measured to investigate the...
Kolonic, S., Sinninghe Damsté, J. S., Böttcher, M. E., Kuypers, M. M. M., Kuhnt, W., Beckmann, B., ...
Archaeal remains dominate marine organic matter from the early Albian oceanic anoxic event 1b (2002)
Kuypers, M. M. M., Blokker, P., Hopmans, E. C., Kinkel, H., Pancost, R. D., Schouten, S., ...
Sinninghe Damsté, J.S., Schouten, S., Hartgers, W.A., Grimalt, J.O.
Biomarkers were analysed in a surface sediment from La Trinitat saltern ponds and a Miocene marl from the Northern Appenines. Both are characterised by enriched 13C values for bulk organic matter and...
Anaerobic biodegradation of lipids of the marine microalga Nannochloropsis salina (2001)
Sinninghe Damsté, J.S., Grossi, V., Blokker, P.
In order to determine the susceptibility to anaerobic biodegradation of the different lipid biomarkers present in a marine microalga containing algaenan, portions of one large batch of cultured...
Sinninghe Damsté, J.S., Pancost, R.D., Hopmans, E.C.
We investigated the distributions and 13C values of biomarkers for Archaea associated with anaerobic methane oxidation in disparate settings throughout two Eastern Mediterranean mud dome fields. All...
Sinninghe Damsté, J.S., Schouten, S., Dongen, B. Van, Rijpstra, W.I.C., Fuchs, G., ...
To assess the effects related to known and proposed biosynthetic pathways on the 13C content of lipids and storage products of the photoautotrophic bacterium Chloroflexus aurantiacus, the isotopic...
Carbon isotopic composition of an isoprenoid-rich oil and its potential source rock (2001)
Sinninghe Damsté, J.S., Putchew, A., Telnaes, N.
Despite the multiple controls on the carbon isotopic composition of organic matter, 13C values for saturated and aromatic hydrocarbon fractions for over 300 Norwegian North Sea (Central Graben) oils...
Evidence for anaerobic methane oxidation by archaea in euxinic waters of the Black Sea (2001)
Sinninghe Damsté, J.S., Schouten, S., Wakeham, S.G.
13C-depleted archaeal-derived ether-bound cyclic biphytanes occur in particulate organic matter from the euxinic waters of the Black Sea. These strongly 13C-depleted biomarkers (up to −58)...
Sinninghe Damsté, J.S., Ferreira, A.M., Caetano, M., Baas, M., Vale, C.
A high resolution (13 cm sediment intervals) organic geochemical study was carried out on the upper 5060 cm of three box-cores (including the S1 sapropel) from eastern Mediterranean Sea...
Sinninghe Damsté, J.S., Dongen, B.E. Van, Schouten, S.
Monosaccharides were derivatized using methylboronic acid and N,O-bis(trimethylsilyl)trifluoroacetamide (BSTFA), and the 13C values of these derivatives measured by gas...
Isorenieratene derivatives in sediments: Possible controls on their distribution (2001)
Sinninghe Damsté, J.S., Schouten, S., Duin, A.C.T.
Diagenetic products of the green sulfur bacterial pigment isorenieratene have been studied in sediments from the Jurassic Kimmeridge Clay Formation and in a Pliocene Mediterranean sapropel to better...
Massive expansion of marine archaea during a mid-Cretaceous oceanic anoxic event (2001)
Sinninghe Damsté, J.S., Kuypers, M.M.M., Blokker, P., Erbacher, J., Kinkel, H., Pancost, R.D., ...
Biogeochemical and stable carbon isotopic analysis of black-shale sequences deposited during an Albian oceanic anoxic event (~112 million years ago) indicate that up to 80 weight percent of...
Molecular organic tracers of biogeochemical processes in a saline meromictic lake (Ace Lake) (2001)
Sinninghe Damsté, J.S., Schouten, S., Rijpstra, W.I.C., Kok, M.D., Hopmans, E.C., Summons, R.E., ...
The chemical structures, distribution and stable carbon isotopic compositions of lipids in a sediment core taken in meromictic Ace Lake (Antarctica) were analyzed to trace past biogeochemical...
Novel intact glycolipids in sediments from an Antarctic lake (Ace Lake) (2001)
Sinninghe Damsté, J.S., Dongen, B.E. Van, Reiss-Schaeffer, C., Schouten, S., Volkman, J.K., Geenevasen, J.A.J.
Two novel glycolipids, docosanyl 3-O-methyl--rhamnopyranoside and docosanyl 3-O-methylxylopyranoside, were identified as the most abundant GC-amenable components of extracts of sediments of Ace Lake,...
Origin of prist-1-ene and prist-2-ene in kerogen pyrolysates (2001)
Sinninghe Damsté, J.S., Hold, I.M., Schouten, S., Gaast, S. Van Der
The principal isoprenoid hydrocarbons in flash pyrolysates from immature kerogens are prist-1-ene and, to a lesser extent, prist-2-ene. The precise origin of these compounds is still a matter of...
Sinninghe Damsté, J.S., Menzel, D., Schouten, S., Rijpstra, W.I.C., Fuchs, G.
The stable carbon isotopic compositions of the inorganic carbon source, bulk cell material, and isoprenoid lipids of the hyperthermophilic crenarchaeon Metallosphaera sedula, which uses a...
Sinninghe Damsté, J.S., Blokker, P., Bergen, P.F. Van, Pancost, R., Collinson, M.E., Leeuw, J.W. De
Two Estonian Kukersites (Ordovician) and two samples from the Guttenberg Member (Ordovician) of the Decorah formation (North America) containing botryoidal aggregates of Gloeocapsomorpha prisca were...
Three series of non-isoprenoidal dialkyl glycerol diethers in cold-seep carbonate crests (2001)
Sinninghe Damsté, J.S., Pancost, R.D., Bouloubassi, I., Aloisi, V.
Three novel series of non-isoprenoidal dialkyl glycerol diethers with an inferred sn-1,2 stereochemistry were tentatively identified in carbonate crusts precipitated from methane-rich bottom-waters...
Sinninghe Damsté, J.S., Joachimski, M.M., Ostertag-Henning, C., Pancost, R.D., Strauss, H., Freeman, K., ...
The investigation of the trace element and organic geochemistry of the FrasnianFamennian boundary section at Kowala (Holy Cross Mountains/Poland) shows that the lower water column was...
Structural identification of the Diester Preen-Gland Waxes of the Red Knot (Calidris canutus) (2000)
Sinninghe Damsté, J.S., Dekker, M., Van Dongen, B.E., Schouten, S., Piersma, T.
The intact C32-C48 diester wax esters of the preen gland of the migrating bird Calidris canutus are shown, using synthesized standards, to comprise predominantly C12-C16 alkane-1,2-diols esterified...
13C-contents of bacterial lipids in a shallow sulfidic monomictic lake (Lake Ciso, Spain) (2000)
Sinninghe Damsté, J.S., Hartgers, W.A., Sliekers, O., Grimalt, J.O.
Stable carbon isotopic analysis was performed on sedimentary biomarkers of a shallow sulfide-rich monomictic lake, Lake Cisó (NE Spain). Specific biomarkers derived from phototrophic sulfur bacteria...
A comparative study of fossil- and extant algaenans using ruthenium tetroxide degradation (2000)
Sinninghe Damsté, J.S., Blokker, P., Schouten, S., Leeuw, J.W. De
In this study the chemical structure of algaenans isolated from the freshwater algae Tetraedron minimum, Pediastrum boryanum and Botryococcus braunii are compared with their fossil counterparts by...
A comparative study of lipids in Sphagnum species (2000)
Sinninghe Damsté, J.S., Baas, M., Pancost, R.D., Geel, B. Van
The free lipid compositions of twelve species of Sphagnum were determined by capillary gas chromatography/mass spectrometry as part of a study to identify characteristic lipids for Sphagnum in peat...
Sinninghe Damsté, J.S., Schouten, S., Hoefs, M.J.L.
The distribution of apolar and polar lipids and their stable carbon isotopic compositions were determined for a number of sediment samples from different sites in the Arabian Sea. Lipids are mainly...
Sinninghe Damsté, J.S., Hopmans, E.C., Schouten, S., Pancost, R.D.
A method combining normal phase high performance liquid chromatography (HPLC) with positive ion atmospheric pressure chemical ionization mass spectrometry (APCI-MS) was developed for the analysis of...
Sinninghe Damsté, J.S., Pancost, R.D., Lint, S. De, Gottschal, J.C.
Although abundant geochemical data indicate that anaerobic methane oxidation occurs in marine sediments, the linkage to specific microorganisms remains unclear. In order to examine processes of...
Biomarkers in upper Holocene Eastern North Sea and Wadden Sea sediments (2000)
Sinninghe Damsté, J.S., Dongen, B.E. Van, Rijpstra, W.I.C., Phillipart, K.J.M.
Total extracts of sediment cores from five different stations in the North Sea and Wadden Sea were analysed for their biomarker composition. Only sediments of the Skagerrak contained significant...
Sinninghe Damsté, J.S., Kok. M.D., Rijpstra, W.I.C., Robertson, L., Volkman, J.K.
Surface sediments (025 cm) from Ace Lake (eastern Antarctica), a saline euxinic lake, were analyzed to study the early incorporation of reduced inorganic sulfur species into organic matter. The...
Sinninghe Damsté, J.S., Kok, M.D., Schouten, S.
The process of sulfur incorporation into organic matter was simulated in the laboratory by sulfurization of cell material of the prymnesiophyte alga Phaeocystis in sea water with inorganic...
Mass spectra of sn-2-hydroxyarchaeol, a polar-lipid biomarker for anaerobic methanotrophy (2000)
Sinninghe Damsté, J.S., Pancost, R.D., Summons, R.E., Sprott, C.D., Sylva, S.P., ...
Extremely 13C-depleted sn-2-hyroxyarchaeol is widely observed at marine methane seep sites. It is the first biosynthetic product that provides information about a previously unknown microorganism...
Newly discovered non-isoprenoid dialkyl diglycerol tetraether lipids in sediments (2000)
Sinninghe Damsté, J.S., Hopmans, E.C., Pancost, R.D., Schouten, S., Geenevasen, J.A.J.
Newly discovered non-isoprenoid dialkyl diglycerol tetraethers containing 13,16-di- or 5,13,16-trimethyloctacosanyl moieties have been identified in peats and coastal marine and lake sediments by...
Novel polyunsaturated n-alkenes in the marine diatom Rhizosolenia setigera (2000)
Sinninghe Damsté, J.S., Schouten, S., Rijpstra, W.I.C., Hopmans, E.C., Peletier, H., Gieskes, W.W.C., ...
Four previously unknown n-C25 and n-C27 heptaenes of the marine diatom Rhizosolenia setigera were isolated and identified using NMR spectroscopy. They possess six methylene interrupted (Z)-double...
Sterols in a psychrophilic methanotroph, Methylosphaera hansonii (2000)
Sinninghe Damsté, J.S., Schouten, S., Bowman, J.P., Rijpstra, W.I.C.
A suite of six sterols, lanosterol, lanost-8(9)-en-3-ol, 4,4-dimethylcholesta-8(14),24-dien-3-ol, 4,4-dimethylcholest-8(14)-en-3-ol, 4-methylcholesta-8(14),24-dien-3-ol and...
Structural identification of the diester preen gland wax in the Red Knot (Calidris canutus) (2000)
Sinninghe Damsté, J.S., Dekker, M., Dongen, B. Van, Schouten, S., Piersma, T.
The intact C32-C48 diester wax esters of the preen gland of the migrating bird Calidris canutus are shown, using synthesized standards, to comprise predominantly C12-C16 alkane-1,2-diols esterified...
Sinninghe Damsté, J.S., Werne, J., Hollander, D.J., Behrens, A., Schaeffer, P., Albrecht, P.
The incorporation of reduced inorganic sulfur into organic matter is a significant mechanism for the preservation of functionalized organic compounds in the sedimentary environment, but the timing of...
Sinninghe Damsté, J.S., Schouten, S., Hopmans, E.C., Pancost, R.D.
Isoprenoid glycerol dialkyl glycerol tetraethers (GDGTs) and branched glycerol dialkyl diethers are main membrane constituents of cultured hyperthermophilic archaea and eubacteria, respectively, and...
Sinninghe Damsté, J.S., Rijpstra, W.I.C., Schouten, S., Peletier, H., Gieskes, W.W.C.
A North Atlantic strain of the marine diatom Rhizosolenia setigera was examined for the presence of hydrocarbons. This strain biosynthesizes a highly branched isoprenoid (HBI) C25 pentaene, in...
A large and abrupt fall in atmospheric CO2 concentrations during Cretaceous times (1999)
Sinninghe Damsté, J.S., Kuypers, M.M.M., Pancost, R.D.
Marine carbonates and organic matter show a sharp increase in their C-13/C-12 isotope ratio at the Cenomanian/Turonian (C/T) boundary(1,2) in the Cretaceous period. This isotopic shift resulted from...
A sedimentary tetrahydrophenanthrene derivative of tetrahymano (1999)
Sinninghe Damsté, J.S., Koster, J., Baas, M., Ossebaar, J., Dekker, M., Pool, W., ...
A novel tetrahydrophenanthrene derivative 1 (1,1,7,8-tetramethyl-1,2,3,4-tetrahydrophenanthrene), formed from the triterpenoid tetrahymanol 2a by dehydration, ring A and B degradation and...
Sinninghe Damsté, J.S., Koopmans, M.P., Rijpstra, W.I.C., Klapwijk, M.M., Lewan, M.D.
A thermal and chemical degradation approach was followed to determine the precursors of pristane (Pr) and phytane (Ph) in samples from the Gessoso-solfifera, Ghareb and Green River Formations....
Sinninghe Damsté, J.S., Schouten, S., Ward, D.M., Geenevasen, J.A.J.
All-cis hentriaconta-9,15,22-triene (I) has been isolated from Chloroflexus mats, Yellowstone National Park (USA), and identified by GC(HR)MS analysis of I and its hydrogenated and DMDS-derivatized...
An avian equivalent of make-up? (1999)
Sinninghe Damsté, J.S., Piersma, T., Dekker, M.
We report that a long-distance migrating shorebird, the red knot, makes a complete switch from commonly occurring monoester preen waxes to a much rarer class of higher-molecular-weight diester waxes...
Distribution of aliphatic, non-hydrolysable biopolymers in marine microalgae (1999)
Sinninghe Damsté, J.S., Gelin, F., Volkman, J.K., Largeau, C., Derenne, S., Metzger, P., ...
The recent discovery of several marine microalgal species which biosynthesize nonhydrolyzable, aliphatic biomacromolecules, termed algaenans, has provided new insights about the nature and origin of...
Sinninghe Damsté, J.S., Schouten, S., Leeuw, J.W. De, Geenevasen, J.A.J.
A novel sulfur-containing sterane, 4,7-epithio-5-cholestane, has been identified in a sediment extract from the Miocene Northern Apennines marl (Italy) after its isolation by column chromatography...
Sinninghe Damsté, J.S., Blokker, P., Schouten, S., Leeuw, J.W. De, Ende, H. Van Den
The unicellular green alga Chlamydomonas monoica Strehlow is known to produce zygospores with a cell wall that is resistant against microbial and chemical attack. This resistance is thought to be due...
Organic matter and trace element-rich sapropels and black shales: A geochemical comparison (1999)
Sinninghe Damsté, J.S., Nijenhuis, I.A., Lange, G.J. De
A distinct Pliocene eastern Mediterranean sapropel (i-282), recovered from three Ocean Drilling Program (ODP) Leg 160 Sites, has been investigated for its organic and inorganic composition. This...
Organosulfur compounds in sulfur-rich Rasa Coal (1999)
Sinninghe Damsté, J.S., White, C.M., Green, J.B, Leeuw, J.W. De
The organosulfur compounds in the extract and pyrolysate of the unusually organic sulfur-rich (11.4 wt %) Upper Palaeocene Raa coal have been identified by gas chromatography-high-resolution mass...
Sinninghe Damsté, J.S., Hold, I.M., Schouten, S., Jellema, J.
The Huqf oil from Oman and other time-equivalent oils are characterized by relatively large contents of mid-chain branched monomethyl alkanes. The Huqf oil, the saturated hydrocarbon fractions, the...
Sinninghe Damsté, J.S., Schouten, S., Rijpstra, W.I.C., Hopmans, E.C., Peletier, H., Gieskes, W.W.C., ...
2,6,10,14-tetramethyl-7-(3-methylpent-4-enyl)-pentadeca-2,5E,9E,13-tetraene I possessing a C25 highly branched isoprenoid skeleton has been isolated from the marine diatom Rhizosolenia setigera and...
Sulphidic Mediterranean surface waters during Pliocene sapropel formation (1999)
Sinninghe Damsté, J.S., Passier, H.F., Nijenhuis, I.A., Lourens, L.J., Böttcher, M.E., ...
Sinninghe Damsté, J.S., Clifford, D.J., Clayton, J.L.
Degradation products of the 2,3,6-/3,4,5-trimethyl substituted analog of isorenieratene were characterized in Belarussian petroleums. Devonian oils of low maturity were found to contain high...
A euxinic southern North Atlantic Ocean during the Cenomanian/Turonian oceanic anoxic event (1998)
Sinninghe Damsté, J.S., Koster, J.
During mid-Cretaceous times large amounts of organic carbon (Corg) became sequestered in black shales', possibly due to oceanic anoxic events' characterized by the development of an extended...
Sinninghe Damsté, J.S., Rijpstra, W.I.C., Leeuw, J.W. De
The Upper Jurassic Calcaires en plaquettes Formation (southern Jura, France), which was deposited in a lagoonal setting, reveals three lithofacies: limestones with fine-scale parallel laminations,...
A newly discovered norisoprenoid, 2,6,15,19-tetramethylicosane, in Cretaceous black shales (1998)
Sinninghe Damsté, J.S., Vink, A., Schouten, S., Sephton, S.
A novel C24 acyclic isoprenoid, 2,6,15,19-tetramethylicosane (TME), has been unambiguously identified, using a synthesised standard, in the saturated hydrocarbon fractions and in the kerogen...
Sinninghe Damsté, J.S., Grice, K., Schouten, S., Nissenbaum, A., Charrach, J.
Two relatively immature hypersaline sediments of Miocene/Pliocene age from the Sdom Formation, Dead Sea, Israel were studied using both GC-MS and irm-GCMS analyses. A novel series of extractable...
A sedimentary fluorene derivative of bacteriohopanepolyols (1998)
Sinninghe Damsté, J.S., Schouten, S., Vliet, N.H. Van, Geenevasen, J.A.J.
A novel aromatised 8(14)-secohopanoid 1 (C31H42) possessing a fluorene moiety, formed from derivatives of bacteriohopanepolyols by cyclisation, aromatisation, ring opening and side-chain cleavage...
Sinninghe Damsté, J.S., Koopmans, M.P., Rijpstra, W.I.C., Leeuw, J.W. De, Lewan, M.D.
An immature (Ro=0.39%), S-rich (Sorg/C=0.07), organic matter-rich (19.6 wt.% TOC) limestone from the Ghareb Formation (Upper Cretaceous) in Jordan was artificially matured by hydrous pyrolysis (200,...
Sinninghe Damsté, J.S., Koopmans, M.P., Carson, F.C., Lewan, M.D.
A claystone and a limestone containing immature Type II-S kerogen were thermally matured in the presence and absence of water, to study the influence of water and clay minerals on the generation of...
Sinninghe Damsté, J.S., Koster, J., Rospondek, M., Schouten, S., Kotarba, M., Zubrzycki, A.
Black shales of the Menilite Formation, the source rock for oils in the Carpathian overthrust belt, display a large variability in their bulk and molecular geochemical parameters. Biomarker and...
Sinninghe Damsté, J.S., Schouten, S., Blokker, P., Schogt, N., Rijpstra, W.I.C., ...
Thirteen species of algae covering an extensive range of classes were cultured and stable carbon isotopic compositions of their lipids were analysed in order to assess carbon isotopic fractionation...
Cell wall-specific w-hydroxy fatty acids in some freshwater green microalgae (1998)
Sinninghe Damsté, J.S., Blokker, P., Schouten, S., Ende, H. Van Den
Ester-bound lipids from the cell walls of the green algae, Tetraedron minimum, Scenedesmus communis and Pediastrum boryanum, were analysed by gas chromatography-mass spectrometry. The double bond...
Sinninghe Damsté, J.S., Hoefs, M.J.L., Leeuw, J.W. De, Lange, G.J. De
Isolated kerogens from Madeira Abyssal Plain turbidite samples were qualitatively and semiquantitatively studied by means of analytical pyrolysis for the effect of oxygen exposure on organic matter...
Sinninghe Damsté, J.S., Hold, I.M., Brussee, N.J., Schouten, S.
Flash pyrolysis and sequential chemical degradation were combined to study the molecular composition of an immature Type II-S kerogen from the Miocene Monterey Formation. Firstly, base hydrolysis was...
Sinninghe Damsté, J.S., Blokker, P., Schouten, S., Ende, H. Van Den, Hatcher, P.G.
The cell walls of the fresh water green microalgae Tetraedron minimum, Scenedesmus communis and Pediastrum boryanum are composed of highly resistant, non-hydrolyzable aliphatic biopolymers as...
Sinninghe Damsté, J.S., Schouten, S., Koster, J.
Thirteen samples from the Kimmeridge Clay Formation (KCF) in Dorset, covering all different lithologies, were studied using bulk and molecular geochemical and microscopical techniques. Our data show...
Sinninghe Damsté, J.S., Clegg, H., Horsfield, B., Wilkes, H., Koopmans, M.P.
Hydrous pyrolysis experiments were performed on the Ghareb Formation (Upper Cretaceous, Jordan), a carbonate- and organic-rich (TOC 19.6%) source rock, using a temperature range of 200 to 360°C (72...
Effects of zooplankton herbivory on biomarker proxy records (1998)
Sinninghe Damsté, J.S., Grice, K., Schouten, S., Grossi, V., Leeuw, J.W. De
Sinninghe Damsté, J.S., Grice, K., Schouten, S., Nissenbaum, A., Charrach, J.
A series of Miocene/Pliocene halite deposits (with extremely low organic carbon contents) from the Sdom Formation (Dead Sea Basin, Israel) have been studied. Distributions and contents of biomarkers...
Laboratory sulfurisation of the marine microalga Nannochloropsis salina (1998)
Sinninghe Damsté, J.S., Gelin, F., Kok, M.D., Leeuw, J.W. De
To understand more fully the mode of preservation of organic matter in marine sediments, laboratory sulfurisation of intact cells of the cultured microalga Nannochloropsis salina was performed using...
Long-chain 3-isopropyl alkanes : a new class of sedimentary acyclic hydrocarbons (1998)
Sinninghe Damsté, J.S., Schouten, S., Baas, M.
Novel C27 and C29 3-isopropyl alkanes have been unambiguously identified in sediments from the Kimmeridge Clay Formation through synthesis of a C29 standard. The covarying concentrations and similar...
Sinninghe Damsté, J.S., Grice, Kliti, Schouten, S., Peters, Kenneth E.
Immature organic matter in lacustrine source rocks from the Jianghan Basin, eastern China, was studied for distributions and stable carbon isotopic compositions (13C) of hydrocarbon biomarkers. All...
Sinninghe Damsté, J.S., Kohnen, M.E.L., Horsfield, B.
Micro-scale sealed vessel (MSSV) pyrolysis experiments have been conducted at temperatures of 150, 200, 250, 300, 330 and 350¡ãC for various times on a thermally immature Type II-S kerogen from the...
Sinninghe Damsté, J.S., Hold, I.M., Schouten, S.
Analysis of the pyrolysis products of several marine kerogens revealed that the stable carbon isotopic composition of the n-alkanes (C10-C25) are quite similar to those of the n-alkenes. This...
Sinninghe Damsté, J.S., Putchew, A., Schaeffer-Reiss, C., Schaeffer, P., Koopmans, M.P., Leeuw, J.W. De, ...
An immature sulfur-rich marl from the Gessosso-solfifera Formation of the Vena del Gesso Basin (Messinian, Italy) has been subjected to hydrous pyrolysis (160 to 330°C) to simulate maturation under...
Steroid carbon skeletons with unusually branched C-3 alkyl side chains (1998)
Sinninghe Damsté, J.S., Schouten, S., Sephton, S., Baas, M.
A novel series of thiophenes with C-3 alkylated steroid carbon skeletons has been identified in sediments of the Miocene Monterey Formation (California, USA) and in the Turonian Tarfaya basin...
Sinninghe Damsté, J.S., Schouten, S., Moerkerken, P., Gelin, F., Baas, M., Leeuw, J.W. De
Aliphatic, non-hydrolyzable biopolymers were subjected to RuO4-oxidation in order to examine the potential of this method in revealing details on their structures. The method was tested on model...
Sinninghe Damsté, J.S., Schouten, S., Hoefs, M.J.L., Koopmans, M.
Acyclic and cyclic biphytane carbon skeletons derived from planktonic archaea have been investigated in a number of marine and lacustrine sediments. With the exception of a tricyclic biphytane, the...
Sulfurised carbohydrates: An important sedimentary sink for organic carbon (1998)
Sinninghe Damsté, J.S., Kok, M.D., Koster, J., Schouten, S.
In contrast to the general belief that carbohydrate carbon (CCHO) is preferentially degraded and is not extensively preserved in the sedimentary record, it is shown here that CCHO forms a large...
The effect of clay minerals on diasterane/sterane ratios (1998)
Sinninghe Damsté, J.S., Koster, J., Dekker, M.H.A., Leeuw, J.W. De
To examine the effect of clay minerals on diasterane/sterane ratios, the mineral compositions of three sample sets of sedimentary rocks displaying a wide range of diasterane/sterane ratios were...
The effect of the reversed tricarboxylic acid cycle on the (13)C contents of bacterial lipids (1998)
Sinninghe Damsté, J.S., Schouten, S.
Free and esterified lipids of a green sulfur bacterium, Chlorobium limicola, and a purple sulfur bacterium, Thiocapsa roseopersicina, were investigated to examine the effect of the reversed...
2,6,10,15,19-pentamethylicosenes in Methanolobus bombayensis, a marine methanogenic archaeon (1997)
Sinninghe Damsté, J.S., Schouten, S., Huber, R.
2,6,10,15,19-Pentamethylicosenes (PMEs) containing three to five double bonds have been found in the methanogenic archaea Methanosarcina mazei (DSM 3338), a strain isolated from sewage sludge, and in...
Sinninghe Damsté, J.S., Koopmans, M.P., Graaf, B. Van De
Hydrous pyrolysis, performed at relatively low temperatures, of an immature marl yielded artificial maturation data on changes in homohopane isomer compositions. At higher temperatures enhanced...
Sinninghe Damsté, J.S., Schouten, S., Leeuw, J.W. De
Structures and carbon isotopic compositions of biomarkers and kerogen pyrolysis products of a dolomite, a bituminous shale and an oil shale of the Kimmeridge Clay Formation (KCF) in Dorset were...
Sinninghe Damsté, J.S., Schouten, S., Schoell, M., Rijpstra, W.I.C.
The 300 m section of the Miocene Monterey Formation outcropping at Shell Beach (Pismo basin; ca. 15-11 Ma) is composed of calcareous phosphatic (15.114.5 Ma) and siliceous facies (14.511.0 Ma)....
A polyunsaturated irregular acyclic C25 isoprenoid in a methanogenic archaeon (1997)
Sinninghe Damsté, J.S., Schouten, S., Vliet, N.H. Van, Huber, H., Geenevasen, J.A.J.
All trans 2,6,10,15,19-pentamethylicosa-2,6,14,18-tetraene 1 has been isolated from the methanogenic archaeon Methanosarcina mazei and identified by 1H and 13C NMR spectroscopy and mass spectrometry
An extremely organic sulphur-rich coccolithic limestone of the Upper Jurassic Calcaires en plaquettes Formation (southern Jura, France) was analysed for its molecular composition using chemical and...
Cyclisation, aromatisation and expulsion reactions of b-carotene during sediment diagenesis (1997)
Sinninghe Damsté, J.S., Baas, M., Koopmans, M.P., Geenevasen, J.A.J.
A novel diaryl isoprenoid 1 with an additional aromatic ring (C30H38), formed from the carotenoid -carotene by cyclisation, aromatisation and expulsion reactions during sediment diagenesis, has been...
Ether lipids of planktonic archae in the marine water column (1997)
Sinninghe Damsté, J.S., Hoefs, M.J.L., Schouten, S., King, L.L., Wakeham, S.G., Leeuw, J.W. De
Acyclic and cyclic biphytanes derived from the membrane ether lipids of archaea were found in water column particulate and sedimentary organic matter from several oxic and anoxic marine environments....
Sinninghe Damsté, J.S., Grimalt, J.O., Lopez, J.F., Albaiges, J., Leeuw, J.W. De
A study of the solvent extracts of four samples from two immature oil shales from Tertiary lacustrine basins, Ribesalbes and Campins (southern European rift system), deposited under reducing...
Sinninghe Damsté, J.S., Koopmans, M.P., Leeuw, J.W. De
Hydrous pyrolysis of an immature (Ro ¡Ö 0.25%) sulphur-rich marl from the Gessoso-solfifera Formation (Messinian) in the Vena del Gesso Basin was carried out at 160¡ãC ¡Ü T ¡Ü330¡ãC for 72...
Sinninghe Damsté, J.S., Schouten, S.
The role of prokaryotes (bacteria and archaea) in producing biomass and reworking settling and buried organic matter is of paramount importance since it exerts a major impact on the composition of...
Mid-chain hydroxy long-chain fatty acids in microalgae from the genus Nannochloropsis (1997)
Sinninghe Damsté, J.S., Gelin, F., Volkman, J.K., Leeuw, J.W. De
Extractable and bound lipids of four species of microalgae from the genus Nannochloropsis have been examined by capillary GC-mass spectrometry. In addition to previously described unusual C28---C34...
Molecular palaeontology of eastern Mediterranean sapropels: Evidence for photic zone euxinia (1997)
Sinninghe Damsté, J.S., Leeuw, J.W. De
Organic geochemical data are presented for two Pliocene sapropels recovered during Ocean Drilling Program (ODP) Leg 160 in the Eastern Mediterranean Basin. One sapropel from Site 969 is exceptionally...
Sinninghe Damsté, J.S., Rospondek, M.J., Koster, J.
A novel C26 HBI alkane [2,6,10,13,14-pentamethyl-7-(3-methylpentyl)pentadecane] and C26 highly branched isoprenoid (HBI) thiophenes, possessing the same carbon skeleton, have been tentatively...
Novel cyclised and aromatised diagenetic products of b-carotene in the Green River Shale (1997)
Sinninghe Damsté, J.S., Koopmans, M.P., Leeuw, J.W. De
A suite of novel diagenetic products of -carotene has been identified in an extract of a sample from the Green River Shale. Identification is mainly based on comparison of mass spectra with those of...
Sinninghe Damsté, J.S., Gelin, F., Boogers, I., Noordeloos, A.A.M., Riegman, R., Leeuw, J.W. De
Non-hydrolysable macromolecular constituents (i.e. algaenans) were isolated from two out of seven marine microalgae investigated. Nannochloropsis salina and Nannochloropsis sp. from the class of...
Sinninghe Damsté, J.S., Koopmans, M.P., Reiss, C., Leeuw, J.W. De, Lewan, M.D., Maxwell, J.R., ...
Sedimentary rock from the Gessoso-solfifera Formation (Messinian) in the Vena del Gesso Basin (northern Italy) containing immature (Ro = 0.25%) S-rich organic matter was artificially matured by...
Sinninghe Damsté, J.S., Hartgers, W.A., Lopez, J.F., Reiss, C., Maxwell, J.R., Grimalt, J.O.
Speciation of iron and sulfur species was determined for two recent sediments (La Trinitat and Lake Cisó) which were deposited in environments with a high biological productivity and...
Sinninghe Damsté, J.S., Koster, J., Koopmans, M.
Sulphurisation has been recognised as the most important diagenetic pathway acting on hopanoids in the organic-rich limestones, marlstone, and dolomite investigated. The qualitative and quantitative...
Sinninghe Damsté, J.S., Koopmans, M.P., Koster, J., Kenig, F., Schouten, S., ...
A wide range of novel diagenetic and catagenetic products of the diaromatic carotenoid isorenieratene, a pigment of the photosynthetic green sulphur bacteria Chlorobiaceae, has been identified in a...
Sinninghe Damsté, J.S., Hollanders, B., Smits, R.J.A., Baas, J.M.A., Graaf, B. Van De, ...
Application of molecular mechanics enabled calculation of the rotational barrier between the two atropisomers of 2,3,5,6-tetramethyl-2-(2-butyl)biphenyl. The calculated energy barrier, 149.4...
Sinninghe Damsté, J.S., Gelin, F., Boogers, I., Noordeloos, A.A.M., Hatcher, P.G., Leeuw, J.W. De
Five out of seven marine microalgal species investigated were found to biosynthesize nonhydrolysable, mainly aliphatic, biomacromolecules (algaenans). The molecular structure of the algaenan isolated...
Restricted utility of aryl isoprenoids as indicators of photic zone anoxia (1996)
Sinninghe Damsté, J.S., Koopmans, M.P., Schouten, S., Kohnen, M.E.L.
In a North Sea oil, the carotenoid derivatives -carotene, -isorenieratane, and isorenieratane were identified, together with a series of aryl isoprenoids with a 2,3,6-trimethyl substitution pattern...
Sinninghe Damsté, J.S., Gelin, F., Harrison, W., Maxwell, J.R.
Kerogens isolated from nine samples from a single marl bed of the Gessoso-solfifera formation in the Vena del Gesso basin (Upper Miocene, Italy) were treated with CrCl2 and Li/EtNH2 to remove...
A novel C35 highly branched isoprenoid polyene in Recent Indian Ocean sediments (1995)
Sinninghe Damsté, J.S., Hoefs, M.J.L., Leeuw, J.W. De
A novel C35:7 highly branched isoprenoid (HBI) alkene has been identified in extracts of surface sediment samples from the Indian Ocean by isolation followed by characterization by GC-MS and...
A novel triterpenoid carbon skeleton in immature sulphur-rich sediments (1995)
Sinninghe Damsté, J.S., Schouten, S., Leeuw, J.W. De
A novel S compound, 1,4-bis(2,5,5,8a-tetramethylhexahydrothiochroman)-butane has been detected in several immature S-rich sediments, of which the desulphurized counterpart was...
Alternative biological sources for 1,2,3,4-tetramethylbenzene in flash pyrolysates of kerogen (1995)
Sinninghe Damsté, J.S., Hoefs, M.J.L., Heemst, J.D.H., Gelin, F., Koopmans, M.P., ...
Pyrolysates of kerogens isolated from Indian Ocean surface sediments and from Black Sea Unit II contain abundant 1,2,3,4-tetramethylbenzene (1,2,3,4-TMB) suggesting the presence of...
C32-C36 polymethyl alkenes in Black Sea sediments (1995)
Sinninghe Damsté, J.S., Rijpstra, W.I.C., Leeuw, J.W. De, Wakeham, S.G.
A series of novel C32-C36 polymethylhentriacontenes has been identified in near-surface sediments of the Black Sea. Hydrogenation of these components indicated that they possess the...
Sinninghe Damsté, J.S., Bergen, P.F. Van, Goni, M., Barrie, P.J., Collinson, M.E., Leeuw, J.W. De
Sclerotic outer seed coat layers (testae) of three fossil and two extant water plant species were analyzed using scanning electron and light microscopy in addition to Curie-point pyrolysis, solid...
Curie-point pyrolysis of sodium salts of functionalized fatty acids (1995)
Sinninghe Damsté, J.S., Hartgers, W.A., Leeuw, J.W. De
Selected sodium salts of functionalized fatty acids were subjected to Curie-point pyrolysis and their pyrolysis products subsequently analyzed by gas chromatography/mass spectrometry in order to...
Cyclisation and aromatisation of carotenoids during sediment diagenesis (1995)
Sinninghe Damsté, J.S., Koster, J., Baas, M., Koopmans, M., Geenevasen, J.A.J., ...
Early diagenesis of bacteriohopanetetrol derivatives: Formation of fossil homohopanoids (1995)
Sinninghe Damsté, J.S., Hollander, D., Kohnen, M.E.L.
Diagenetic pathways of bacteriohopanepolyol derivatives are proposed based on the concentrations and 13C contents of homohopanes, homohop-17(21)-enes, benzohopanes, hopanoid thiophenes and sulphides,...
Evidence for gammacerane as an indicator of water column stratification (1995)
Sinninghe Damsté, J.S., Kenig, F., Koopmans, M.P., Koster, J., Schouten, S., Hayes, J.M., ...
A new route for the formation of gammacerane from tetrahymanol is proposed; in addition to dehydration and hydrogenation, sulphurisation and early C---S cleavage are shown to be important in the...
Sinninghe Damsté, J.S., Kenig, F., Frewin, N.L., Hayes, J.M.
The extractable organic matter of 10 immature samples from a marl bed of one evaporitic cycle of the Vena del Gesso sediments (Gessoso-solfifera Fm., Messinian, Italy) was analyzed quantitatively for...
Sinninghe Damsté, J.S., Gelin, F., Harrison, W.N., Maxwell, J.R.
Kerogens of nine samples from a single marl bed of the Gessoso-solfifera Formation in the Vena del Gesso basin (Messinian, Italy) were qualitatively and quantitatively studied by analytical...
Molecular palaeontological evidence for photic zone anoxia in post depositional enviromnents (1995)
Sinninghe Damsté, J.S., Koopmans, M.P., Kenig, F., Koster, J., Schouten, S., ...
Sinninghe Damsté, J.S., Kenig, F., Rijpstra, W.I.C., Huc, A.Y., Leeuw, J.W. De
n-Alkanes, highly branched isoprenoids, monomethylalkanes (MMAs), dimethylalkanes (DMAs), and trimethylalkanes (TMAs) are the most abundant components in the hydrocarbon fractions of extracts of four...
Occurrence of two novel benzothiophene hopanoid families in sediments (1995)
Sinninghe Damsté, J.S., Koster, J., Leeuw, J.W. De
Two novel families of C34C35 benzothiophene hopanoids have been identified in laminated marlstones and limestones of Hauptdolomit (Germany, Upper Triassic), Calcaires en Plaquettes (France, Upper...
Organic carbon as a palaeoenvironmental indicator in the marine realm (1995)
Sinninghe Damsté, J.S., Leeuw, J.W. De, Frewin, N.L., Bergen, P.F. Van, Collinson, M.E.
Organic carbon in sediments Reply (1995)
Sinninghe Damsté, J.S., Hartgers, W.A., Leeuw, J.W. De, Allan, J., Requejo, A.G., Hayes, J.M.
Organic sulphur compounds formed during early diagenesis in the Black Sea (1995)
Sinninghe Damsté, J.S., Wakeham, S.G., Kohnen, M.E.L., Leeuw, J.W. De
Sediments from Units I and II of the Black Sea were analyzed to assess the early diagenetic formation of organic sulfur compounds (OSC). A series of isomeric C28-2,4-dialkylthiophenes was found at...
Sinninghe Damsté, J.S., Schouten, S., Baas, M., Kohnen, M.E.L., Leeuw, J.W. De
Polar fractions of three immature sulphur-rich sediments and four sulphur-rich oils, all of Miocene age, were studied using two selective chemolytic methods, namely methyl lithium/methyl iodide,...
Sinninghe Damsté, J.S., Schouten, S., Kohnen, M.E.L., Leeuw, J.W. De
1-Decene was subjected to hydrosulphurization under phase-transfer conditions at room temperature. Compound-specific isotope analysis revealed that 1-decene becomes enriched in 13C with increasing...
Sinninghe Damsté, J.S., Hartgers, W.A., Leeuw, J.W. De, Ling, Y., Crelling, J.C.
Three relatively immature amorphous marine kerogens were subjected to density gradient centrifugation (DGC). The density fractions obtained were analyzed by Curie-point pyrolysis in combination with...
Sinninghe Damsté, J.S., Schouten, S., Leeuw, J.W. De
Polar fractions of sediment extracts and a crude oil were isolated and analyzed for low-molecular-weight (LMW) sulphoxides. Sediment extracts were found to contain relatively high amounts of...
Thermal stability of thiophene biomarkers as studied by hydrous pyrolysis (1995)
Sinninghe Damsté, J.S., Koopmans, M.P., Lewan, M.D., Leeuw, J.W. De
An immature (Ro = 0.25%) sulphur-rich calcareous shale from the Gessoso-solfifera Formation (Messinian) in the Vena del Gesso Basin (northern Italy) was artificially matured by hydrous pyrolysis at...
A molecular organic carbon isotope record of Miocene climate changes (1994)
Sinninghe Damsté, J.S., Schoell, M., Schouten, S., Leeuw, J.W. De, Summons, R.E.
A novel sterane, 27-nor-24-methyl-5 alpha-cholestane, in sediments (1994)
Sinninghe Damsté, J.S., Schouten, S., Schoell, M., Leeuw, J.W. De
A novel sterane, 27-nor-24-methyl-5-cholestane, has been identified in sedimentary hydrocarbon mixtures by coinjection with an authentic standard. The C27 sterane occurs in silica-rich sediments from...
Chemical and microscopic characterization of inner seed coats of fossil water plants (1994)
Sinninghe Damsté, J.S., Bergen, P.F. Van, Collinson, M.E., Leeuw, J.W. De
Inner seed coat layers (tegmens) of four different species of fossil water plants have been analyzed using light microscopy, scanning- and transmission-electron microscopy, and Curie-point pyrolysis....
Evidence for a small bacterial contribution to sedimentary organic carbon (1994)
Sinninghe Damsté, J.S., Hartgers, W.A., Requejo, A.G., Allan, J., Hayes, J.M., Leeuw, J.W. De
Sinninghe Damsté, J.S., Hartgers, W.A., Leeuw, J.W. De
The distribution of C0-C5 alkylbenzenes in flash pyrolysates of forty-seven immature kerogens and coals from different geographical locations and of different ages were studied using gas...
Molecular characterization of vitrinite maturation as revealed by flash pyrolysis methods (1994)
Sinninghe Damsté, J.S., Veld, H., Leeuw, J.W. De, Fermont, W.J.J.
Molecular palaeontological evidence for wood web relationships (1994)
Sinninghe Damsté, J.S., Kenig, F., Hayes, J.M., Leeuw, J.W. De
Sinninghe Damsté, J.S., Gelin, F., Leeuw, J.W. De, Derenne, S., Largeau, C., Metzger, P.
Curie point pyrolysisgas chromatography/mass spectrometry studies of four types of high-molecular-weight (HMW) lipids isolated from the green microalga Botryococcus braunii race A were performed to...
Sinninghe Damsté, J.S., Gelin, F., Leeuw, J.W. De, Derenne, S., Largeau, C., Metzger, P.
Curie point pyrolysis-gas chromatographic-mass spectrometric studies of a recently isolated CHCl3-soluble aliphatic polyaldehyde, and of an insoluble biopolymer termed Bb(A) algaenan, of the green...
A 6,000-year sedimentary molecular record of chemocline excursions in the Black Sea (1993)
Sinninghe Damsté, J.S., Wakeham, S.G., Kohnen, M.E.L., Hayes, J.M.
Sinninghe Damsté, J.S., Leeuw, J.W. De, Derenne, S., Largeau, C., Metzger, P.
A Coorongite sample of Lake Balkash (Kazakhstan, CIS) was analyzed in detail by 13C-NMR, FTIR, Curie point pyrolysisgas chromatographymass spectrometry, and by fractionation and derivatization...
Sinninghe Damsté, J.S., Bergen, P.F. Van, Leeuw, J.W. De
The kerogens of three Tertiary Catalan lacustrine oil shales were analyzed by light microscopy, flash pyrolysis-gas chromatography-mass spectrometry, and bulk composition methods (elemental analysis,...
Sinninghe Damsté, J.S., Hartgers, W.A., Baas, M., Leeuw, J.W. De
High-molecular-weight organic matter of six marl samples of the Mulhouse Basin has been characterized. The kerogen, asphaltene and polar fractions were analysed by flash pyrolysis-GC-(MS). In...
Chemocline of the Black Sea - Reply (1993)
Sinninghe Damsté, J.S., Leeuw, J.W. De, Wakeham, S.G., Hayes, J.M., Kohnen, M.E.L.
Sinninghe Damsté, J.S., Betts, S., Ling, Y., Hofmann, P.
Forty-nine samples from an 11 m section of the Salt IV Formation of the Tertiary Mulhouse Basin (Alsace, France) covering six different lithotypes (marl, nodular, lenticular, laminated and massive...
Identification of novel C25 highly branched isoprenoid thiophene in sediments (1993)
Sinninghe Damsté, J.S., Rijpstra, W.I.C.
A novel C25 highly branched isoprenoid (HBI) thiophene, 2-(2-methylpropyl)-4-[9-(2,6,12-trimethyltetradecyl)]thiophene, has been identified in three sediment samples by isolation followed by...
Sinninghe Damsté, J.S., Gelin, F., Metzger, P., Derenne, S., Largeau, C., ...
Two types of ether lipids isolated from the microalga Botryococcus braunii have been subjected to flash pyrolysis. The pyrolysis products were separated and analyzed by GC/MS. The nature and...
Sinninghe Damsté, J.S., Hollander, D.J., Hayes, J.M., Leeuw, J.W. De, Huc, A.Y.
Contents of 13C in kerogens and carbonates in 21 samples from a core of the MAX borehole, Mulhouse Evaporite Basin, range from −27.3 to −23.5 and −3.7 to −1.8 vs PDB, respectively. Organic...
Sinninghe Damsté, J.S., Schouten, S., Driel, G. Van, Leeuw, J.W. De
Acids, ketones, aldehydes, and alcohols were tested in the laboratory as substrates for hydrosulphurization under mild conditions. Ketone and aldehyde model compounds (i.e., 2-nonanone, nonanal,...
Sinninghe Damsté, J.S., Schouten, S., Pavlovic, D., Leeuw, J.W. De
Nickel boride, a novel desulphurizing agent, was investigated for the desulphurization of sulphur-rich geomacromolecules in polar and asphaltene fractions. It was found to be as effective as the...
Organic Matter of the Mulhouse Basin, France: A synthesis (1993)
Sinninghe Damsté, J.S., Hofmann, P., Huc, A.Y., Carpentier, B., Schaeffer, P., Albrecht, P., ...
The lower Oligocene evaporite sequence of the Mulhouse Basin (France) contains organic matter-rich marl deposits. These marls display an overall cyclic variation of sedimentation rate, organic carbon...
Sinninghe Damsté, J.S., Schouten, S., Pavlovic, D., Leeuw, J.W. De
A novel selective chemical degradation method was developed to discriminate between different sulphur-bound moieties in sediments and oils. The method was tested with several geochemically relevant...
Sinninghe Damsté, J.S., Kohnen, M.E.L., Baas, M.
Sulphur-bound steroid and phytane moieties in macromolecules present in the polar fractions of six immature samples (both crude oils and sediment extracts) have been analyzed using S-selective...
Sinninghe Damsté, J.S., Keely, B.J., Betts, S., Baas, M., Maxwell, J.R., Leeuw, J.W. De
The abundances and distribution patterns of mono-, di- and trimethylated 2-methyl-2-(4,8,12-trimethyltridecyl) chromans (MTTCs) and long-chain alkylbenzenes in extracts of marl (66 samples),...
Alkylpyrroles in a kerogen pyrolysate: Evidence for abundant tetrapyrrole pigments (1992)
Sinninghe Damsté, J.S., Eglinton, T.I., Leeuw, J.W. De
C1-C6 alkylated pyrroles were identified as major constituents of the flash pyrolysate of a kerogen from the Miocene Monterey Formation (California, USA) using gas chromatography with an N-selective...
Sinninghe Damsté, J.S., Hartgers, W.A., Leeuw, J.W. De
Pseudo-Kováts indices were determined for all positional isomers of C2-C4 alkylated benzenes using a non-polar capillary column (CP Sil-5). These indices were applied in combination with mass...
Sinninghe Damsté, J.S., Leeuw, J.W. De
The molecular composition of five brown coals from three different basins (Maestrazgo, Mequinenza and Rubielos) in Spain was investigated by flash pyrolysis-gas chromatography and flash pyrolysis-gas...
Sinninghe Damsté, J.S., Eglinton, T.I., Pool, W., Leeuw, J.W. De, Eijkel, G., Boon, J.J.
This study describes the analysis of sulphur-containing products from Curie-point pyrolysis (Py) of eighty-five samples (kerogens, bitumen, and petroleum asphaltenes and coals) using gas...
Organically bound sulphur in coal: A molecular approach (1992)
Sinninghe Damsté, J.S., Leeuw, J.W. De
A critical review of literature concerning the molecular characterization of low and high molecular weight organosulphur constitutents present in coal as well as a detailed analysis of organic...
Sinninghe Damsté, J.S., Kohnen, M.E.L., Schouten, S., Leeuw, J.W. De, Merrit, D.A., Hayes, J.M.
Study of organic matter in immature sediments from a Messinian evaporitic basin shows that consideration of structures, modes of occurrence, and carbon isotopic compositions of free and sulfur-bound...
Sinninghe Damsté, J.S., Derenne, S., Metzger, P., Largeau, C., Bergen, P.F. Van, Gatellier, J.P., ...
Most Ordovician source rocks consist of accumulation of a colonial marine microorganism, Gloeocapsomorpha prisca (G. prisca) whose nature, ecology and affinity with extant organisms have been in...
Sinninghe Damsté, J.S., Kohnen, M.E.L., Schouten, S., Leeuw, J.W. De, Merrit, D., Hayes, J.M.
Five immature sediments from a Messinian evaporitic basin, representing one evaporitic cycle, were studied using molecular organic sulphur and isotope geochemistry. It is shown that a specific carbon...
Flash pyrolysis of silicon-bound hydrocarbons (1991)
Sinninghe Damsté, J.S., Hartgers, W.A., Leeuw, J.W. De
Curie-point flash pyrolysis-gas chromatography/mass spectrometry of n-octadecane, n-propylbenzene and n-propylcyclohexane chemically linked to silica has been performed in order to gain a better...
Resistant biomacromolecules as major contributors to kerogen (1991)
Sinninghe Damsté, J.S., Leeuw, J.W. De, Bergen, P.F. Van, Collinson, M.E.
Sinninghe Damsté, J.S., Eglinton, T.I., Kohnen, M.E.L., Leeuw, J.W. De, Larter, S.R., Patience, R.L.
Sinninghe Damsté, J.S., Leeuw, J.W. De
This paper reviews the developments of the 1980s in the characterisation of organically-bound sulphur in the geosphere and summarises the geochemical significance of the results obtained by these...
Sinninghe Damsté, J.S., Derenne, S., Largeau, C., Casadevall, E., Tegelaar, E.W.
The kerogen of a sample of Estonian Kukersite (Ordovician) was examined by spectroscopic (solid state 13C NMR, FTIR) and pyrolytic ('off-line', flash) methods. This revealed an important contribution...
Sinninghe Damsté, J.S., Kohnen, M.E.L., Peakman, T.M., Leeuw, J.W. De
A series of novel long-chain 3,4-dialkylthiophenes (C36C54) was identified in a number of sediments ranging from Pleistocene to Cretaceous. The identifications were based on mass spectral...
Sinninghe Damsté, J.S., Eglinton, T.I., Kohnen, M.E.L., Leeuw, J.W. De
A pyrolysis-gas Chromatographic (py-g.c.) method for estimation of the Sorg/C ratio in kerogens and other forms of sedimentary macromolecular organic matter is described. The method is based upon...
Sinninghe Damsté, J.S., Koert, E. Van, Leeuw, J.W. De, Schenck, P.A.
A number of C20 and C25 highly branched isoprenoid thiophenes (HBIT) (i.e. thiophenes with 2,6,10-trimethyl-7-(3-methylbutyl)dodecane and 2,6,10,14-tetramethyl-7-(3-methylpentyl)pentadecane...
Early incorporation of polysulphides in sedimentary organic matter (1989)
Sinninghe Damsté, J.S., Kohnen, M.E.L., Haven, H.L. Ten, Leeuw, J.W. De
Application of biological markers in the recognition of palaeo-hypersaline environments (1988)
Sinninghe Damsté, J.S., Haven, H.L. Ten, Leeuw, J.W. De, Schenck, P.A., Palmer, S.E., Zumberge, J.E.
Sinninghe Damsté, J.S., Leeuw, J.W. De, Schenck, P.A.
The ability of flash pyrolysis-gas chromatography with dual flame ionization and flame photometric detection, and flash pyrolysis-gas chromatography-mass spectrometry, to afford detailed information...
Sinninghe Damsté, J.S., Rijpstra, W.I.C., Leeuw, J.W. De, Schenck, P.A.
The distribution patterns of Organic Sulphur Compounds (OSC), occurring in certain sediments and immature crude oils, were compared with those of the corresponding hydrocarbons. Because of the...
Pristane/phytane ratio as environmental indicator - Reply (1988)
Sinninghe Damsté, J.S., Haven, H.L. Ten, Leeuw, J.W. De, Rullkotter, J.
Restricted utility of the pristane/phytane ratio as a palaeoenvironmental indicator? (1987)
Sinninghe Damsté, J.S., Haven, H.L. Ten, Leeuw, J.W. De, Rullkotter, J.
Sinninghe Damsté, J.S., Leeuw, J.W. De, Schenk, P.A.
The identification of 2,3-dimethyl-5-(2,6,10-trimethylundecyl)thiophene as a major constituent of certain petroleums and sediment extracts was confirmed by synthesis of the standard
Sinninghe Damsté, J.S., Leeuw, J.W. De, Kock, A.C., Zeeuw, M.A. De, Lange, Frits De, Rijpstra, W.I.C., ...
Isoprenoid thiophenes: Novel products of sediment diagenesis? (1986)
Sinninghe Damsté, J.S., Brassell, S.C., Lewis, C.A., Leeuw, J.W. De, Lange, Frits De