title: Genetically programmed abnormalities of cell interactions.
mesh_terms: D000818:Animals; D000941:Antigens; D002450:Cell Communication; D002462:Cell Membrane / Q000276:immunology / Q000502:physiology; D004622:Embryo, Mammalian / Q000502:physiology / Q000648:ultrastructure; D005796:Genes; D037102:Lectins; D008297:Male; D051379:Mice; D009154:Mutation; D013091:Spermatogenesis
chemical_list: D000941:Antigens; D037102:Lectins