Brain monoamines, and serotonin in particular, have repeatedly been shown to be linked to
different psychiatric conditions such as depression, anxiety, antisocial behaviour, and …

A model for the pathophysiology of depression is discussed in the context of other existing
theories. The classic monoamine theory of depression suggests that a deficit in monoamine …

The history of research on the association between platelet monoamine oxidase (MAO)
activity and personality traits, such as sensation seeking and impulsiveness, is reviewed. The …

BACKGROUND: A number of important sociological, psychological, and biological predictors
of adolescent criminal behavior have been identified during the most recent decades. The …

Previous research has demonstrated that a polymorphism in the serotonin transporter gene (5-HTTLPR)
and adverse psychosocial circumstances interact to predict depression. The …

A functional polymorphism in the promoter region of the human serotonin transporter (5-HTT)
gene has been related to negative affect and amygdala activity. We studied amygdala …

Placebo may yield beneficial effects that are indistinguishable from those of active medication,
but the factors underlying proneness to respond to placebo are widely unknown. Here, we …

In the Stockholm Adoption Study, two types of alcoholism, “Type I” and “Type II”, have been
identified on the basis of genetic predisposition. In the present study, this classification has …

We have analyzed the level of intraindividual sequence variability (heteroplasmy) of mtDNA
in human brain by denaturing gradient gel electrophoresis and sequencing. Single base …

Platelet monoamine oxidase (MAO) activity and cerebrospinal fluid (CSF) concentrations of
5-hydroxyindoleactic acid (5HIAA), homovanillic acid (HVA), and 4-hydroxy-3-…