Pineal structure and composition in the orangutan (Pongo pygmaeus).
D000818:Animals; D002552:Cerebral Ventricles / Q000166:cytology; D006651:Histocytochemistry; D015186:Hominidae / Q000033:anatomy & histology*; D008297:Male; D008543:Melanins / Q000032:analysis; D009413:Nerve Fibers, Myelinated / Q000166:cytology; D010870:Pineal Gland / Q000032:analysis / Q000166:cytology*
D008543:Melanins