title: The ultrastructure of the corpus luteum of the guinea-pig.
mesh_terms: D000818:Animals; D002467:Cell Nucleus; D003338:Corpus Luteum / Q000166:cytology*; D004721:Endoplasmic Reticulum; D004971:Estrus; D005260:Female; D006168:Guinea Pigs; D007016:Hypophysectomy; D007044:Hysterectomy; D007774:Lactation; D008854:Microscopy, Electron; D008928:Mitochondria; D011247:Pregnancy; D011270:Pregnancy, Animal; D012270:Ribosomes