the 1c6 monoclonal antibody to the hyaluronic acid-binding region weakly stained a 65-kd component in immunoblots of the chondroitin sulfate proteoglycans of brain , and the 8a4 monoclonal antibody , which recognizes two epitopes in the polypeptide portion of link protein , produced strong staining of a 45-kd component present in the brain proteoglycans .
C0033689
chondroitin sulfate proteoglycans
C0033692
proteoglycans