Neural circuit involved in mood regulation

The term "neural circuits involved in mood regulation" refers to interconnected networks of neurons within the brain that collectively govern emotional states, affective responses, and the maintenance or disruption of mood. These circuits are not a single molecular target but encompass multiple brain regions—most notably the limbic system (including the amygdala and hippocampus), prefrontal cortex, insular cortex, nucleus accumbens, and their interconnections[1][3][4]. They integrate sensory information with internal physiological states (interoception) to generate emotional experiences such as pleasure or anxiety. Dysregulation within these circuits is implicated in various neuropsychiatric conditions including depression, anxiety disorders, PTSD, and other affective illnesses[2][3]. While individual molecules (such as neurotransmitter receptors or ion channels) within these pathways can be therapeutic targets for drugs affecting mood (e.g., SSRIs acting on serotonin transporters), "neural circuits involved in mood regulation" itself is not a discrete molecular entity but rather an anatomical-functional concept describing how groups of neurons interact to produce complex behaviors and emotions[1][4]. > “This overlap in brain regions and neural circuits involved in different emotions is a recurrent scheme... Animals... actively seek appetitive stimuli. Upon attainment...a positive emotion state is elicited. This state... evolved to reinforce behaviors that are beneficial for survival...” [1] Because this entry describes an anatomical/functional network rather than a specific molecule or receptor classically considered as a drug target (like "serotonin transporter" or "dopamine D2 receptor"), it should be marked as **not a therapeutic target** under standard definitions. If you need structured data on specific molecular targets *within* these circuits—such as serotonin transporter (SERT), dopamine receptors (D2R), GABA-A receptors—please specify which component you wish to focus on.

Other names

Mood regulation neural circuitEmotion regulation neural circuitLimbic circuitry (context-dependent)