parathyroid hormone-related protein (1-34) [ PTH-like protein (1-34),PTHrP (1-34),PTHrP(1-34),hHCF-(1-34)-NH2,hHF (1-34),hPLP (1-34),hPTH-related protein (1-34),human hypercalcemia factor,hypercalcemic hormone of malignancy (1-34),parathyroid hormone-like protein (1-34),tumor hypercalcemic factor (1-34) ] exhibits parathyroid-like vasorelaxation in renal arteries; found in neoplasms and normal tissue