title: Ultrastructure of the corpus luteum of the cycling mare.
mesh_terms: D000818:Animals; D003338:Corpus Luteum / Q000378:metabolism / Q000648:ultrastructure*; D004721:Endoplasmic Reticulum / Q000648:ultrastructure; D004971:Estrus; D005260:Female; D006056:Golgi Apparatus / Q000648:ultrastructure; D006107:Granulosa Cells / Q000648:ultrastructure*; D006736:Horses / Q000033:anatomy & histology*; D008055:Lipids; D008928:Mitochondria / Q000648:ultrastructure; D010060:Ovulation; D011247:Pregnancy; D011374:Progesterone / Q000096:biosynthesis
chemical_list: D008055:Lipids; D011374:Progesterone