Search Results - "Willeit, M."

Mid-Pleistocene transition in glacial cycles explained by declining CO2 and regolith removal by Willeit, M, Ganopolski, A, Calov, R, Brovkin, V

“…Variations in Earth's orbit pace the glacial-interglacial cycles of the Quaternary, but the mechanisms that transform regional and seasonal variations in solar…”
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Coupled Northern Hemisphere permafrost–ice-sheet evolution over the last glacial cycle by Willeit, M, Ganopolski, A

“…Permafrost influences a number of processes which are relevant for local and global climate. For example, it is well known that permafrost plays an important…”
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Asymmetry and uncertainties in biogeophysical climate-vegetation feedback over a range of CO2 forcings by Willeit, M, Ganopolski, A, Feulner, G

“…Climate-vegetation feedback has the potential to significantly contribute to climate change, but little is known about its range of uncertainties. Here, using…”
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On the effect of orbital forcing on mid-Pliocene climate, vegetation and ice sheets by Willeit, M, Ganopolski, A, Feulner, G

“…We present results from modelling of the mid-Pliocene warm period (3.3–3 million years ago) using the Earth system model of intermediate complexity CLIMBER-2…”
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Disrupted relationship between blood glucose and brain dopamine D2/3 receptor binding in patients with first-episode schizophrenia by Sauerzopf, U., Weidenauer, A., Dajic, I., Bauer, M., Bartova, L., Meyer, B., Nics, L., Philippe, C., Pfaff, S., Pichler, V., Mitterhauser, M., Wadsak, W., Hacker, M., Kasper, S., Lanzenberger, R., Pezawas, L., Praschak-Rieder, N., Willeit, M.

“…•Disturbed glycemic control is an intrinsic feature of schizophrenia.•The neurotransmitter dopamine has a key role in regulating glucose homeostasis.•We…”
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Quantifying the global carbon cycle response to volcanic stratospheric aerosol radiative forcing using Earth System Models by Foley, A. M., Willeit, M., Brovkin, V., Feulner, G., Friend, A. D.

“…Large volcanic eruptions can have a significant cooling effect on climate, which is evident in both modern and palaeo data. However, due to the difficulty of…”
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Mid-Pleistocene transition in glacial cycles explained by declining CO 2 and regolith removal by Willeit, M, Ganopolski, A, Calov, R, Brovkin, V

“…Variations in Earth's orbit pace the glacial-interglacial cycles of the Quaternary, but the mechanisms that transform regional and seasonal variations in solar…”
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Bistable systems with stochastic noise: virtues and limits of effective one-dimensional Langevin equations by Lucarini, V, Faranda, D, Willeit, M

“…The understanding of the statistical properties and of the dynamics of multistable systems is gaining more and more importance in a vast variety of scientific…”
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Intravenous Administration of S-ketamine in a Severely Depressed Treatment-resistant Patient Receiving Tranylcypromine: a Case Report by Bartova, L, Vogl, S, Stamenkovic, M, Kasper, S, Willeit, M

“…Tranylcypromine, an irreversible monoamine-oxidase (MAO) inhibitor, has been frequently used to treat the most challenging mood disorders since 1950s. Due to…”
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Sunshine Influences Suicide Rates Independent of Season by Willeit, M, Vyssoki, B, Kapusta, N.D, Dorffner, G, Kasper, S, Praschak-Rieder, N

“…Introduction A spring peak in suicide rates that is paralleled by an increase in daily sunshine has been observed in many countries of the northern hemisphere…”
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P.1.g.062 Combined administration of oral tranylcypromine and intravenous S-ketamine in treatment-resistant depression: A case report by Bartova, L, Vogl, S.E, Stamenkovic, M, Praschak-Rieder, N, Naderi-Heiden, A, Kasper, S, Willeit, M

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Behavioral measures of sensitization to repeated d-amphetamine: Preliminary data on sex differences in healthy humans by Weidenauer, A, Bauer, M, Bartova, L, Sauerzopf, U, Praschak-Rieder, N, Pfaff, S, Nics, L, Phillippe, C, Wadsak, W, Mitterhauser, M, Kasper, S, Willeit, M

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P.3.012 Sensitisation effects induced by d-amphetamine in healthy humans measured with the D2,3 radioligand [11 C]-(+)-PHNO by Popovic, A, Bauer, M, Bartova, L, Sauerzopf, U, Praschak-Rieder, N, Rami-Mark, C, Nics, L, Philippe, C, Mitterhauser, M, Wadsak, W, Kasper, S, Willeit, M

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Neurochemical and behavioral sensitization to d-amphetamine in healthy subjects measured with [11 C]-(+)-PHNO-PET by Popovic, A, Bauer, M, Bartova, L, Sauerzopf, U, Praschak-Rieder, N, Rami-Mark, C, Nics, L, Philippe, C, Mitterhauser, M, Wadsak, W, Kasper, S, Willeit, M

“…Introduction It has been shown that patients with schizophrenia are super-sensitive towards dopamine-releasing agents such as amphetamine. Here, we studied the…”
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A polymorphism (5-HTTLPR) in the serotonin transporter promoter gene is associated with DSM-IV depression subtypes in seasonal affective disorder by WILLEIT, M, PRASCHAK-RIEDER, N, FUCHS, K, SIEGHAN, W, ASCHAUER, H, ACKENHEIL, M, BONDY, B, KASPER, S, NEUMEISTER, A, ZILL, P, LEISCH, F, STASTNY, J, HILGER, E, THIERRY, N, KONSTANTINIDIS, A, WINKLER, D

“…Serotonergic mechanisms are thought to play an important role in the pathogenesis of seasonal affective disorder (SAD). The expression of the serotonin…”
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Inpatient treatment of major depression in Austria between 1989 and 2009: Impact of downsizing of psychiatric hospitals on admissions, suicide rates and outpatient psychiatric services by Vyssoki, B, Willeit, M, Blüml, V, Höfer, P, Erfurth, A, Psota, G, Lesch, O.M, Kapusta, N.D

“…Abstract Background During the last 20 years Austrian psychiatric services underwent fundamental changes, as a focus was set on downsizing psychiatric…”
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[ 123I]-β-CIT SPECT imaging shows reduced brain serotonin transporter availability in drug-free depressed patients with seasonal affective disorder by Willeit, Matthäus, Praschak-Rieder, Nicole, Neumeister, Alexander, Pirker, Walter, Asenbaum, Susanne, Vitouch, Oliver, Tauscher, Johannes, Hilger, Eva, Stastny, Jürgen, Brücke, Thomas, Kasper, Siegfried

“…Background: Numerous findings indicate alterations in brain serotonin systems in seasonal affective disorder (SAD). […”
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Dopamine transporter availability in symptomatic depressed patients with seasonal affective disorder and healthy controls by Neumeister, A, Willeit, M, Praschak-Rieder, N, Asenbaum, S, Stastny, J, Hilger, E, Pirker, W, Konstantinidis, A, Kasper, S

“…During recent years hypotheses about the pathophysiology of seasonal affective disorder/winter type (SAD) have focused monoaminergic mechanisms. There is…”
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FC29-05 - Season, sunlight, and brain serotonin function by Praschak-Rieder, N, Willeit, M, Sitte, H, Meyer, J.H, Kasper, S

“…Introduction Many experience low mood and energy during winter. Brain serotonin is involved in the regulation of many physiologic and pathologic functions that…”
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AS33-01 - Natural lithium in drinking water and suicide mortality by Kapusta, N, Mossaheb, N, Etzersdorfer, E, Thau, K, Willeit, M, Praschak-Rieder, N, Sonneck, G, Leithner-Dziubas, K

“…Background There is evidence that natural levels of lithium in drinking water may have a protective effect on suicide mortality. Aims To evaluate the…”
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