The fine structure of the Sertoli cell-spermatozoan relationship in the toad.
D000818:Animals; D001001:Anura; D001485:Basement Membrane; D004721:Endoplasmic Reticulum; D006651:Histocytochemistry; D008297:Male; D008854:Microscopy, Electron; D009088:Mucoproteins; D012708:Sertoli Cells / Q000166:cytology*; D013094:Spermatozoa / Q000166:cytology*
D009088:Mucoproteins