suprachiasmatic nucleus

Function

• involved in circadian rhythms
• regulates melatonin secretion
• melatonin secretion is inhibited as a result of response to light
• serotonin inhibits response of the suprachiasmatic nucleus to light

Structure

* image

Pathology

• sleep deprivation increases serotonin release in the suprachiasmatic nucleus

More general terms

• CNS nucleus

Additional terms

• prokineticin-2 (PK2, protein Bv8 homolog, PROK2, BV8)

Component of

• hypothalamus anterior