title: Brief communication: ultrastructural transformation of a murine Leydig-cell tumor after gonadotropin administration.
mesh_terms: D000818:Animals; D006063:Chorionic Gonadotropin / Q000494:pharmacology*; D003593:Cytoplasm; D004721:Endoplasmic Reticulum; D007984:Leydig Cell Tumor / Q000473:pathology*; D008297:Male; D051379:Mice; D008810:Mice, Inbred C57BL; D008854:Microscopy, Electron; D008928:Mitochondria; D009374:Neoplasms, Experimental / Q000473:pathology; D012669:Seminal Vesicles / Q000473:pathology; D013736:Testicular Neoplasms / Q000473:pathology*; D013737:Testis / Q000473:pathology*
chemical_list: D006063:Chorionic Gonadotropin