Pair-bonding has been suggested to be a critical factor in the evolutionary development of
the social brain. The brain neuropeptide arginine vasopressin (AVP) exerts an important …

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 …

Transsexualism is characterised by lifelong discomfort with the assigned sex and a strong
identification with the opposite sex. The cause of transsexualism is unknown, but it has been …

Background An adverse response to acute and pronounced changes in sex-hormone levels
during, for example, the perimenopausal or postpartum period appears to heighten risk for …

The human serotonin transporter (5-HTT) gene is one of the most extensively studied in
psychiatry. A functional polymorphism in the promoter region of the 5-HTT gene (5-HTTLPR) has …

We here describe a multimodality neuroimaging containing data from healthy volunteers and
patients, acquired within the Lundbeck Foundation Center for Integrated Molecular Brain …

The efficacy of serotonin reuptake inhibitors in depression and anxiety disorders suggests
the gene coding for the serotonin transporter (5-HTT), SLC6A4, as a candidate of importance …

The neuromodulators oxytocin and serotonin have been implicated in regulating affective
processes underlying empathy. Understanding this dependency, however, has been limited by …

Mood disorders are twice as frequent in women than in men. Risk mechanisms for major
depression include adverse responses to acute changes in sex-steroid hormone levels, eg, …

Sex-hormone fluctuations may increase risk for developing depressive symptoms and alter
emotional processing as supported by observations in menopausal and pre-to postpartum …