Ultrastructural and histochemical studies on the testis of the river lamprey, Lampetra fluviatilis (L.).
D000818:Animals; D004721:Endoplasmic Reticulum; D005399:Fishes / Q000033:anatomy & histology*; D006651:Histocytochemistry; D006913:Hydroxysteroid Dehydrogenases / Q000378:metabolism*; D007016:Hypophysectomy; D007985:Leydig Cells / Q000166:cytology / Q000201:enzymology; D008055:Lipids / Q000032:analysis; D008297:Male; D008854:Microscopy, Electron; D008928:Mitochondria; D010902:Pituitary Gland / Q000502:physiology; D012621:Seasons; D012708:Sertoli Cells; D013094:Spermatozoa; D013737:Testis / Q000032:analysis / Q000166:cytology / Q000201:enzymology
D008055:Lipids; D006913:Hydroxysteroid Dehydrogenases