title: Changes in the zones pellucidae and plasmalemma of aging mouse eggs.
mesh_terms: D000423:Alcian Blue; D000818:Animals; D002462:Cell Membrane / Q000648:ultrastructure; D002918:Chymotrypsin / Q000378:metabolism; D003208:Concanavalin A / Q000378:metabolism; D005260:Female; D051379:Mice; D008855:Microscopy, Electron, Scanning; D010063:Ovum / Q000648:ultrastructure*; D013997:Time Factors; D015044:Zona Pellucida / Q000648:ultrastructure*
chemical_list: D003208:Concanavalin A; D002918:Chymotrypsin; D000423:Alcian Blue