Hartmann, Thomas, Theuring, Claudine, Schmidt, Jürgen, Rahier, Martine, Pasteels, Jacques M.
Tracer feeding experiments with 14C-labeled senecionine and senecionine N-oxide were carried out to identify the biochemical mechanisms of pyrrolizidine alkaloid sequestration in the alkaloid-adapted...
Hartmann, Thomas, Theuring, Claudine, Schmidt, Jürgen, Rahier, Martine, Pasteels, Jacques M.
Tracer feeding experiments with 14C-labeled senecionine and senecionine N-oxide were carried out to identify the biochemical mechanisms of pyrrolizidine alkaloid sequestration in the alkaloid-adapted...
Hartmann, Thomas, Witte, Ludger, Ehmke, Adelheid, Theuring, Claudine, Rowell-Rahier, Martine, Pasteels, Jacques M.
Pyrrolizidine alkaloids (PAs) are assumed to function as plant defence compounds against herbivory. A number of adapted insects are known to sequester plant derived PAs for their own benefit. Here we...
Hartmann, Thomas, Witte, Ludger, Ehmke, Adelheid, Theuring, Claudine, Rowell-Rahier, Martine, Pasteels, Jacques M.
Pyrrolizidine alkaloids (PAs) are assumed to function as plant defence compounds against herbivory. A number of adapted insects are known to sequester plant derived PAs for their own benefit. Here we...
Ehmke, Adelheid, Rowell-Rahier, Martine, Pasteels, Jacques M., Hartmann, Thomas
Oreina cacaliae (Chrysomelidae) sequesters in its elytral and pronotal defensive secretion the N-oxides of pyrrolizidine alkaloids (PA N-oxides) from its food plant Adenostyles alliariae...
Ehmke, Adelheid, Rowell-Rahier, Martine, Pasteels, Jacques M., Hartmann, Thomas
Oreina cacaliae (Chrysomelidae) sequesters in its elytral and pronotal defensive secretion the N-oxides of pyrrolizidine alkaloids (PA N-oxides) from its food plant Adenostyles alliariae...
Pasteels, Jacques M., Dobler, Susanne, Rowell-Rahier, Martine, Ehmke, Adelheid, Hartmann, Thomas, Pasteels, Jacques M., ...
The pronotal and elytral defensive secretions of 10 Oreina species were analyzed. Species feeding on Apiaceae, i.e., O. frigida and O. viridis, or on Cardueae (Asteraceae), i.e., O. bidentata, O....
Pasteels, Jacques M., Dobler, Susanne, Rowell-Rahier, Martine, Ehmke, Adelheid, Hartmann, Thomas, Pasteels, Jacques M., ...
The pronotal and elytral defensive secretions of 10 Oreina species were analyzed. Species feeding on Apiaceae, i.e., O. frigida and O. viridis, or on Cardueae (Asteraceae), i.e., O. bidentata, O....
Hartmann, Thomas, Häggström, Håkan, Theuring, Claudine, Lindigkeit, Rainer, Rahier, Martine
The harvestman Mitopus morio (Phalangidae) is a generalist predator. It is known to prey on larvae of the chrysomelid leaf beetle Oreina cacaliae defended by plant acquired pyrrolizidine alkaloids...
Hartmann, Thomas, Häggström, Håkan, Theuring, Claudine, Lindigkeit, Rainer, Rahier, Martine
The harvestman Mitopus morio (Phalangidae) is a generalist predator. It is known to prey on larvae of the chrysomelid leaf beetle Oreina cacaliae defended by plant acquired pyrrolizidine alkaloids...
Rowell-Rahier, Martine, Witte, Ludger, Ehmke, Adelheid, Hartmann, Thomas, Pasteels, Jacques M.
Oreina cacaliae and O. speciosissima (Coleoptera, Chrysomelidae) sequester in their elytral and pronotal defensive secretions pyrrolizidine alkaloids (PAs) as Noxides (PA N-oxides). The PA N-oxide...
Rowell-Rahier, Martine, Witte, Ludger, Ehmke, Adelheid, Hartmann, Thomas, Pasteels, Jacques M.
Oreina cacaliae and O. speciosissima (Coleoptera, Chrysomelidae) sequester in their elytral and pronotal defensive secretions pyrrolizidine alkaloids (PAs) as Noxides (PA N-oxides). The PA N-oxide...
Ehmke, Adelheid, Rahier, Martine, Pasteels, Jacques M., Theuring, Claudine, Hartmann, Thomas
Oreina cacaliae and O. speciosissima are leaf beetles that, as larvae and adults, sequester pyrrolizidine alkaloid N-oxides (PAs) as defensive compounds from their host plants Adenostyles alliariae...
Ehmke, Adelheid, Rahier, Martine, Pasteels, Jacques M., Theuring, Claudine, Hartmann, Thomas
Oreina cacaliae and O. speciosissima are leaf beetles that, as larvae and adults, sequester pyrrolizidine alkaloid N-oxides (PAs) as defensive compounds from their host plants Adenostyles alliariae...
Hartmann, Thomas, Häggström, Håkan, Theuring, Claudine, Lindigkeit, Rainer, Rahier, Martine
The harvestman Mitopus morio (Phalangidae) is a generalist predator. It is known to prey on larvae of the chrysomelid leaf beetle Oreina cacaliae defended by plant acquired pyrrolizidine alkaloids...
Hartmann, Thomas, Häggström, Håkan, Theuring, Claudine, Lindigkeit, Rainer, Rahier, Martine
The harvestman Mitopus morio (Phalangidae) is a generalist predator. It is known to prey on larvae of the chrysomelid leaf beetle Oreina cacaliae defended by plant acquired pyrrolizidine alkaloids...
Abnormal resting-state cortical coupling in chronic tinnitus (2009)
Schlee, Winfried, Hartmann, Thomas, Langguth, Berthold, Weisz, Nathan
Abstract Background Subjective tinnitus is characterized by an auditory phantom perception in the absence of any physical sound source. Consequently, in a quiet environment, tinnitus patients differ...
Hartmann, Thomas, Weisz, Nathan, Schlee, Winfried, Elbert, Thomas
Magnetoencephalography (MEG) has become an important tool for neuroscientists. The high temporal resolution and the low signal-to-noise ratio of MEG provide advantages that other neuroscientific...
Top-down modulation of the auditory steady-state response in a task-switch paradigm (2009)
Müller, Nadia, Schlee, Winfried, Hartmann, Thomas, Lorenz, Isabel, Weisz, Nathan
Auditory selective attention is an important mechanism for top-down selection of the vast amount of auditory information our perceptual system is exposed to. In the present study, the impact of...
Abnormal resting-state cortical coupling in chronic Tinnitus (2009)
Schlee, Winfried, Hartmann, Thomas, Langguth, Berthold, Weisz, Nathan
Background: Subjective tinnitus is characterized by an auditory phantom perception in the absence of any physical sound source. Consequently, in a quiet environment, tinnitus patients differ from...
Assessment and Modification of the Tinnitus-Related Cortical Network (2008)
Schlee, Winfried, Dohrmann, Katalin, Hartmann, Thomas, Lorenz, Isabel, Müller, Nadia, Elbert, Thomas, ...
Tinnitus refers to the perception of a sound in the absence of any physical source, and it is widely believed that this phantom sound is generated in the central nervous system. Thus the activation...
Schlee, Winfried, Weisz, Nathan, Bertrand, Olivier, Hartmann, Thomas, Elbert, Thomas
Background: Tinnitus is an auditory phantom perception that is most likely generated in the central nervous system. Most of the tinnitus research has concentrated on the auditory system. However, it...
Schlee, Winfried, Weisz, Nathan, Bertrand, Olivier, Hartmann, Thomas, Elbert, Thomas
Background: Tinnitus is an auditory phantom perception that is most likely generated in the central nervous system. Most of the tinnitus research has concentrated on the auditory system. However, it...
Lorenz, Isabel, Müller, Nadia, Schlee, Winfried, Hartmann, Thomas, Weisz, Nathan
Tinnitus is the perception of sound in the absence of any external auditory stimulus. Based on previous research we have proposed a framework which postulates that the reduction of ongoing inhibitory...
Weisz, Nathan, Kostadinov, Branislav, Dohrmann, Katalin, Hartmann, Thomas, Schlee, Winfried
Animal studies indicate that short-term plasticity during classical conditioning is a fast process. The temporal details of this process in humans are unknown. We employed amplitude-modulated tones...
Gunnar Brehm, Thomas Hartmann, Keith Willmott
Four species of Ithomiinae butterflies (Lepidoptera: Nymphalidae) were observed in nature taking up pyrrolizidine alkaloids (PAs) from withered flowers of Prestonia amabilis J. F. Morales...
Unravelling the tinnitus distress network using single trial auditory steady-state responses (2007)
Schlee, Winfried, Weisz, Nathan, Dohrmann, Katalin, Hartmann, Thomas, Elbert, Thomas
Tinnitus refers to the persistent sensation of sound in the absence of a corresponding physical source. We suggest that both the perceptual and the affective aspects of this phantom sensation arise...
Neurofeedback for treating tinnitus (2007)
Dohrmann, Katalin, Weisz, Nathan, Schlee, Winfried, Hartmann, Thomas, Elbert, Thomas
Many individuals with tinnitus have abnormal oscillatory brain activity. Led by this finding, we have developed a way to normalize such pathological activity by neurofeedback techniques (Weisz et al....
The neural code of auditory phantom perception (2007)
Weisz, Nathan, Müller, Simona, Schlee, Winfried, Dohrmann, Katalin, Hartmann, Thomas, Elbert, Thomas
Tinnitus is defined by an auditory perception in the absence of an external source of sound. This condition provides the distinctive possibility of extracting neural coding of perceptual...
The neural code of auditory phantom perception (2007)
Weisz, Nathan, Müller, Simona, Schlee, Winfried, Dohrmann, Katalin, Hartmann, Thomas, Elbert, Thomas
Tinnitus is defined by an auditory perception in the absence of an external source of sound. This condition provides the distinctive possibility of extracting neural coding of perceptual...
Unravelling the tinnitus distress network using single trial auditory steady-state responses (2007)
Schlee, Winfried, Weisz, Nathan, Dohrmann, Katalin, Hartmann, Thomas, Elbert, Thomas
Tinnitus refers to the persistent sensation of sound in the absence of a corresponding physical source. We suggest that both the perceptual and the affective aspects of this phantom sensation arise...
Neurofeedback for treating tinnitus (2007)
Dohrmann, Katalin, Weisz, Nathan, Schlee, Winfried, Hartmann, Thomas, Elbert, Thomas
Many individuals with tinnitus have abnormal oscillatory brain activity. Led by this finding, we have developed a way to normalize such pathological activity by neurofeedback techniques (Weisz et al....
Weisz, Nathan, Kostadinov, Branislav, Dohrmann, Katalin, Hartmann, Thomas, Schlee, Winfried
Animal studies indicate that short-term plasticity during classical conditioning is a fast process. The temporal details of this process in humans are unknown. We employed amplitude-modulated tones...
Top-Down Modulation of the auditory Steady-State Response (2006)
The classification of sensory processes into bottom-up and top-down mech- anisms is generally accepted but the impact of top-down processes on elec- trophysiological measurements is not well...
High-frequency tinnitus without hearing loss does not mean absence of deafferentation (2006)
Weisz, Nathan, Hartmann, Thomas, Dohrmann, Katalin, Schlee, Winfried, Norena, Arnaud
A broad consensus within the neuroscience of tinnitus holds that this audiologic condition is triggered by central deafferentation, mostly due to cochlear damage. The absence of audiometrically...
High-frequency tinnitus without hearing loss does not mean absence of deafferentation (2006)
Weisz, Nathan, Hartmann, Thomas, Dohrmann, Katalin, Schlee, Winfried, Norena, Arnaud
A broad consensus within the neuroscience of tinnitus holds that this audiologic condition is triggered by central deafferentation, mostly due to cochlear damage. The absence of audiometrically...
Top-Down Modulation of the auditory Steady-State Response (2006)
The classification of sensory processes into bottom-up and top-down mech- anisms is generally accepted but the impact of top-down processes on elec- trophysiological measurements is not well...
Weisz, Nathan, Kostadinov, Branislav, Dohrmann, Katalin, Hartmann, Thomas, Schlee, Winfried
Animal studies indicate that short-term plasticity during classical conditioning is a fast process. The temporal details of this process in humans are unknown. We employed amplitude-modulated tones...
Weisz, Nathan, Kostadinov, Branislav, Dohrmann, Katalin, Hartmann, Thomas, Schlee, Winfried
Animal studies indicate that short-term plasticity during classical conditioning is a fast process. The temporal details of this process in humans are unknown. We employed amplitude-modulated tones...
Thesis (doctoral) - Universität, Bielefeld, 2000.
Saarbrücken, Univ., Diss., 2001.
Dresden, Techn. Universiẗat, Diss., 2001.
Thesis (doctoral)--Katholische Universität, Eichstätt, 2000.
Aachen, Techn. Hochsch., Diss., 2000.
Zugl.: Heidelberg, Univ., Diss., 1995.
Geno- und Phänotyp von Karzinomen mit tumor-assoziierter Thromboseneigung / (1996)
Berlin, Humboldt-Univ., Diss., 1997.
VOx/Rh(111) als Modellsystem zur Charakterisierung der Metall-Oxid-Grenzfläche / (1995)
München, Universiẗat, Diss., 1995.
Zugl.: München, Techn. Universiẗat, Diss., 1995.
Zugl.: Paderborn, Univ.-GH, Diss., 1995.
Dresden, Techn. Universiẗat, Diss., 1995.
Auch Sekundärausg.
[Mikrofiche-Ausg.].
Berlin, Techn. Univ., Diss. : 1990.
Compilation of tRNA sequences and sequences of tRNA genes (1989)
Sprinzl, Mathias, Hartmann, Thomas, Weber, Joachim, Blank, Jutta, Zeidler, Robert
Thesis (doctoral)--Universität Konstanz, 1987.
Thesis (doctoral)--Technische Universität München, 1987.
Compilation of tRNA sequences and sequences of tRNA genes (1987)
Sprinzl, Mathias, Hartmann, Thomas, Meissner, Franz, Moll, Jürgen, Vorderwülbecke, Thomas
Compilation of tRNA sequences (1985)
Sprinzl, Mathias, Moll, Jürgen, Meissner, Franz, Hartmann, Thomas
München, Med. Fak., Diss., 1969.
Ober, Dietrich, Hartmann, Thomas
Pyrrolizidine alkaloids are preformed plant defense compounds with sporadic phylogenetic distribution. They are thought to have evolved in response to the selective pressure of herbivory. The first...
Naumann, Claudia, Hartmann, Thomas, Ober, Dietrich
Larvae of Tyria jacobaeae feed solely upon the pyrrolizidine alkaloid-containing plant Senecio jacobaea. Ingested pyrrolizidine alkaloids (PAs), which are toxic to unspecialized insects and...
Moll, Stefanie, Anke, Sven, Kahmann, Uwe, Hänsch, Robert, Hartmann, Thomas, Ober, Dietrich
Pyrrolizidine alkaloids (PAs) are constitutive plant defense compounds with a sporadic taxonomic occurrence. The first committed step in PA biosynthesis is catalyzed by homospermidine synthase (HSS)....
Compilation of tRNA sequences and sequences of tRNA genes
Sprinzl, Mathias, Hartmann, Thomas, Weber, Joachim, Blank, Jutta, Zeidler, Robert
Compilation of tRNA sequences and sequences of tRNA genes
Sprinzl, Mathias, Hartmann, Thomas, Meissner, Franz, Moll, Jürgen, Vorderwülbecke, Thomas
Wink, Michael, Hartmann, Thomas
Studies with purified chloroplasts of Lupinus polyphyllus LINDL. leaflets indicate that the first two enzymes of quinolizidine alkaloid biosynthesis, lysine decarboxylase and 17-oxosparteine...
Ober, Dietrich, Hartmann, Thomas
Pyrrolizidine alkaloids are preformed plant defense compounds with sporadic phylogenetic distribution. They are thought to have evolved in response to the selective pressure of herbivory. The first...
Naumann, Claudia, Hartmann, Thomas, Ober, Dietrich
Larvae of Tyria jacobaeae feed solely upon the pyrrolizidine alkaloid-containing plant Senecio jacobaea. Ingested pyrrolizidine alkaloids (PAs), which are toxic to unspecialized insects and...
Moll, Stefanie, Anke, Sven, Kahmann, Uwe, Hänsch, Robert, Hartmann, Thomas, Ober, Dietrich
Pyrrolizidine alkaloids (PAs) are constitutive plant defense compounds with a sporadic taxonomic occurrence. The first committed step in PA biosynthesis is catalyzed by homospermidine synthase (HSS)....
Compilation of tRNA sequences and sequences of tRNA genes
Sprinzl, Mathias, Hartmann, Thomas, Weber, Joachim, Blank, Jutta, Zeidler, Robert
Compilation of tRNA sequences and sequences of tRNA genes
Sprinzl, Mathias, Hartmann, Thomas, Meissner, Franz, Moll, Jürgen, Vorderwülbecke, Thomas
Wink, Michael, Hartmann, Thomas
Studies with purified chloroplasts of Lupinus polyphyllus LINDL. leaflets indicate that the first two enzymes of quinolizidine alkaloid biosynthesis, lysine decarboxylase and 17-oxosparteine...
The lost origin of chemical ecology in the late 19th century
The origin of plant chemical ecology generally dates to the late 1950s, when evolutionary entomologists recognized the essential role of plant secondary metabolites in plant–insect interactions and...
Using Auditory Steady State Responses to Outline the Functional Connectivity in the Tinnitus Brain
Schlee, Winfried, Weisz, Nathan, Bertrand, Olivier, Hartmann, Thomas, Elbert, Thomas
Abnormal resting-state cortical coupling in chronic tinnitus
Schlee, Winfried, Hartmann, Thomas, Langguth, Berthold, Weisz, Nathan
Top-Down Modulation of the Auditory Steady-State Response in a Task-Switch Paradigm
Müller, Nadia, Schlee, Winfried, Hartmann, Thomas, Lorenz, Isabel, Weisz, Nathan
Auditory selective attention is an important mechanism for top-down selection of the vast amount of auditory information our perceptual system is exposed to. In the present study, the impact of...