HUMAN ZONA PELLUCIDA PROTEIN-3, (ZP3), FRAGMENTS, RECOMBINANT PRODUCTS AND IMMUNOCONTRACEPTIVE VACCINE

摘要

The invention comprises a novel polypeptide or a functional derivative thereof having human ZP3 activity or human ZP3 antigenicity. It also comprises epitopes of said polypeptide, antibodies to the polypeptides or the epitopes, as well as vaccines for contraception and methods for expressing the polypeptides in a suitable host.