Subcommissural organ
Encyclopedia
The subcommissural organ is a gland in the brain. It is a circumventricular organ consisting of ependymal cells which secrete somatostatin
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It is named for its location relative to the posterior commissure
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It is near the aqueduct of Sylvius.
Somatostatin
Somatostatin is a peptide hormone that regulates the endocrine system and affects neurotransmission and cell proliferation via interaction with G-protein-coupled somatostatin receptors and inhibition of the release of numerous secondary hormones.Somatostatin...
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It is named for its location relative to the posterior commissure
Posterior commissure
The posterior commissure is a rounded band of white fibers crossing the middle line on the dorsal aspect of the upper end of the cerebral aqueduct. It is important in the bilateral pupillary light reflex....
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It is near the aqueduct of Sylvius.
External links
- http://www.bu.edu/dbin/anatneuro/research/sleep_and_circadium/overview.php