title: Permeability of the zona pellucida to protein tracers.
mesh_terms: D000818:Animals; D002335:Carnivora; D002463:Cell Membrane Permeability; D010064:Embryo Implantation; D005260:Female; D005293:Ferritins / Q000008:administration & dosage / Q000378:metabolism; D005865:Gestational Age; D006168:Guinea Pigs; D006651:Histocytochemistry; D051379:Mice; D008854:Microscopy, Electron; D010063:Ovum / Q000378:metabolism*; D010544:Peroxidases / Q000008:administration & dosage / Q000378:metabolism; D010873:Pinocytosis; D011247:Pregnancy; D011506:Proteins / Q000378:metabolism*; D011817:Rabbits; D051381:Rats
chemical_list: D011506:Proteins; D005293:Ferritins; D010544:Peroxidases