title: Myofilaments of the pupillary muscles of the iris fixed in situ.
mesh_terms: D000447:Aldehydes; D000818:Animals; D001285:Atropine / Q000494:pharmacology; D001626:Bethanechol Compounds / Q000494:pharmacology; D002217:Carbachol / Q000494:pharmacology; D005977:Glutarates; D007498:Iris / Q000166:cytology*; D008297:Male; D008854:Microscopy, Electron; D009132:Muscles / Q000166:cytology*; D010477:Perfusion; D011680:Pupil / Q000187:drug effects; D051381:Rats
chemical_list: D000447:Aldehydes; D001626:Bethanechol Compounds; D005977:Glutarates; D001285:Atropine; D002217:Carbachol