polyclonal antibodies to purified scrapie-associated fibril/prion protein ( molecular weight 27-30 kda ) extracted from scrapie-infected hamster brains , as well as polyclonal and monoclonal antibodies to a synthetic 15-amino acid polypeptide of the 27- to 30-kda protein , demonstrated variable immunoreactivity with degenerating neurons in the cjd cases , but not in the controls .
C0033164
prion
C0033684
protein