title: Brain and sperm cell surface antigen (NS-4) on preimplantation mouse embryos.
mesh_terms: D000818:Animals; D000941:Antigens; D001755:Blastocyst / Q000276:immunology; D001921:Brain / Q000276:immunology*; D002462:Cell Membrane / Q000276:immunology; D003601:Cytotoxicity Tests, Immunologic; D010064:Embryo Implantation; D000939:Epitopes; D005260:Female; D006801:Humans; D008297:Male; D051379:Mice / Q000196:embryology*; D010063:Ovum / Q000276:immunology; D013094:Spermatozoa / Q000276:immunology*; D014327:Trophoblasts / Q000276:immunology
chemical_list: D000941:Antigens; D000939:Epitopes