Synaptic ribbons in pinealocytes of castrated rats and rats treated with estradiol.
D000818:Animals; D002369:Castration; D003593:Cytoplasm / Q000648:ultrastructure; D004958:Estradiol / Q000494:pharmacology*; D008297:Male; D008854:Microscopy, Electron; D009940:Organoids / Q000187:drug effects / Q000648:ultrastructure*; D010870:Pineal Gland / Q000187:drug effects / Q000648:ultrastructure*; D051381:Rats; D011919:Rats, Inbred Strains
D004958:Estradiol