[The ultrastructure of the contractila rings in silkworm spermatogenic cells].
D000818:Animals; D012831:Bombyx; D002455:Cell Division; D007365:Intercellular Junctions / Q000648:ultrastructure; D008297:Male; D008854:Microscopy, Electron; D009940:Organoids / Q000502:physiology / Q000648:ultrastructure*; D013094:Spermatozoa / Q000502:physiology / Q000648:ultrastructure*
Ul'trastruktura kontraktil'nykh kolets v spermatogennykh kletkakh tutovogo shelkopriada