title: Ultrastructure of the corpus luteum of Antarctic seals during pregnancy.
mesh_terms: D000818:Animals; D010872:Caniformia / Q000033:anatomy & histology*; D002466:Cell Nucleolus; D002467:Cell Nucleus; D003338:Corpus Luteum / Q000166:cytology*; D003594:Cytoplasmic Granules; D004721:Endoplasmic Reticulum; D005260:Female; D006056:Golgi Apparatus; D002479:Inclusion Bodies; D008055:Lipids; D008854:Microscopy, Electron; D008928:Mitochondria; D009940:Organoids; D010860:Pigments, Biological; D011247:Pregnancy; D011270:Pregnancy, Animal; D013256:Steroids
chemical_list: D008055:Lipids; D010860:Pigments, Biological; D013256:Steroids