Cancer, differentiation and embryonic antigens: some central problems.

Animals Antigens, Neoplasm Autoantigens Biological Evolution Cell Differentiation Cell Membrane Cell Transformation, Neoplastic Congenital Abnormalities/etiology Embryo, Mammalian/immunology Female Genetic Code Genotype Hormones, Ectopic/biosynthesis Humans Immunization Isoenzymes/metabolism Mutation Neoplasms/enzymology,genetics,immunology Paraneoplastic Endocrine Syndromes Pregnancy Protein Biosynthesis Teratoma/genetics Vaccines

Antigens, Neoplasm Autoantigens Hormones, Ectopic Isoenzymes Vaccines