Serotonin transporter genotype modulates social reward and punishment in rhesus macaques.
Serotonin signaling influences social behavior in both human and nonhuman primates.In humans, variation upstream of the promoter region of the serotonin transporter gene (5-HTTLPR) has recently been shown to influence both behavioral measures of social anxiety and amygdala response to social goblin toes threats.Here we show that length polymorphism