inhibition of specific binding occurs with intact pth , with biologically active pth analog or fragment , and with synthetic pth antagonists , but not with biologically inactive pth fragments , or peptide hormones unrelated to pth antagonists , but not with biologically inactive pth fragments , or peptide hormones receptors on lymphocytes and those previously reported with receptors in canine renal membranes , and on rat osteosarcoma cells .
C0019932
synthetic pth
C0597192
peptide hormones