Sinninghe Damste, J.S., Rijpstra, W.I.C, Hopmans, E.C., Schouten, S., Balk, M., Stams, A.J.M.
The distribution of core lipids in the membranes of nine different species of the order Thermotogales, one of the early and deep branching lineages in the Bacteria, were examined by HPLC/MS and...
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...
Rohling, E.J., Hopmans, E.C., Sinninghe-Damste, 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...
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...
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...
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...
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...
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...
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...
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...
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,...
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., 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., 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., 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...
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...
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...
Linearly concatenated cyclobutane lipids from a dense bacterial membrane. (2002)
Sinnighe, J.S., Rijpstra, W.I.C., Hopmans, E.C., Geenevasen, J.A.J., ...
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...
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., 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...
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...
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., 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...
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 polyunsaturated n-alkenes in the marine diatom Rhizosolenia setigera. (2000)
Damste, J.S.S., Schouten, S., Rijpstra, W.I.C., Hopmans, E.C., Peletier, H., Gieskes, W.W.C., ...
Newly discovered non-isoprenoid glycerol dialkyl glycerol tetraether lipids in sediments (2000)
Damste, J.S.S., Hopmans, E.C., Pancost, R.D., Schouten, S., Geenevasen, J.A.J.
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...
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...
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., 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...