title: Chromosome condensation activity in Rana pipiens eggs matured in vivo and in blastomeres arrested by cytostatic factor (CSF).
mesh_terms: D000818:Animals; D001001:Anura; D001757:Blastomeres / Q000502:physiology*; D001921:Brain / Q000648:ultrastructure; D002467:Cell Nucleus / Q000648:ultrastructure; D002875:Chromosomes / Q000648:ultrastructure*; D003593:Cytoplasm / Q000502:physiology; D005260:Female; D008677:Metaphase; D008938:Mitosis; D009865:Oocytes / Q000502:physiology; D010063:Ovum / Q000502:physiology*; D011894:Rana pipiens