title: Oogenesis in Xenopus laevis (Daudin). III. Localization of negative charges on the surface of developing oocytes.
mesh_terms: D000818:Animals; D000838:Anions; D001665:Binding Sites; D002462:Cell Membrane / Q000648:ultrastructure*; D003102:Colloids; D004705:Endocytosis; D005260:Female; D007501:Iron; D009439:Neuraminidase / Q000494:pharmacology; D009865:Oocytes / Q000187:drug effects / Q000648:ultrastructure*; D009866:Oogenesis; D010063:Ovum / Q000648:ultrastructure*; D013499:Surface Properties; D014817:Vitelline Membrane / Q000648:ultrastructure; D014981:Xenopus
chemical_list: D000838:Anions; D003102:Colloids; D007501:Iron; D009439:Neuraminidase