Summary: Several theories concerning the biological basis of personality emphasize the involvement of neurotransmitter systems. One of these transmitters is serotonin. The present paper summarizes some of the recent findings concerning personality and ...
Platelet Serotonin Concentration in Depressive Children and AdolescentsSummary:Objectives: This study pursued the question to what extent a correlation exists between the platelet serotonin concentration and depressive and/or suicidal behaviour in ...
Abstract. Emotion-related impulsivity, defined as the tendency to say or do things that one later regret during periods of heightened emotion, has been tied to a broad range of psychopathologies. Previous work has suggested that emotion-related ...
Reduced serotonin levels in platelet-free plasma of adolescents with externalizing behaviour problemsSummary:Objectives: A serotonergic dysfunction, in particular a reduced serotonergic neurotransmission in the frontal cortex and limbic brain regions, ...
Neurobiological Correlates of Psychotherapy in DepressionPsychotherapy is used commonly to treat the depression. However, up to data little is known about its neurobiological mechanisms especially in comparison with pharmacotherapy. In this review we ...
Animal models for anxiety and anxiety disorders - Selected models and approaches to study individual differencesAbstract. Animal models of anxiety play a critical role in our understanding of the neurobiopsychological mechanisms underlying anxiety and ...
Summary: The involvement of impaired serotonergic functioning in the development of suicidal behavior is one of the best documented findings in biological psychiatry. It is, however, less clear in which way this dysfunction contributes to the occurrence ...
Abstract. Theories of smoking have been developed about the conditions and causes of smoking as well as for explaining its maintenance. Moreover, factors of smoking motivation have been identified, which describe incentives to smoke and types of smoking ...
We report a preliminary study of the relationship between genotype (using a functional polymorphism of the serotonin transporter 5-HTT gene) and positive psychological development in high-achieving adolescent swimmers. Thirty-one volunteers of both ...
Antidepressants are supposed to work by fixing a chemical imbalance, specifically, a lack of serotonin in the brain. Indeed, their supposed effectiveness is the primary evidence for the chemical imbalance theory. But analyses of the published data and the ...