Abnormalities in the synaptic concentration of serotonin are often linked to clinical and psychiatric disorders. This concentration of serotonin is regulated, by serotonergic neurons, through a cycle of serotonin synthesis and vesicular packaging,...
Repeated exposure to addictive drugs causes unmistakable changes to occur on both a neuronal and a behavioral level. Certain circuits in the brain of an addict are forced to change and adapt to an environment of drug-induced chemical imbalance....