title: An ultrastructural analysis of spontaneous activation of hamster eggs aged in vivo.
mesh_terms: D000375:Aging; D000818:Animals; D002455:Cell Division; D002466:Cell Nucleolus; D002467:Cell Nucleus; D002843:Chromatin; D002923:Cilia; D006224:Cricetinae; D003594:Cytoplasmic Granules; D004971:Estrus; D005260:Female; D005306:Fertilization; D005854:Germ Cells; D002479:Inclusion Bodies; D008540:Meiosis; D008854:Microscopy, Electron; D009940:Organoids; D010063:Ovum / Q000166:cytology / Q000254:growth & development*; D011247:Pregnancy
chemical_list: D002843:Chromatin