study on frequency distribution of serum inhibin levels -- a peptide hormone involved in suppression of follicle stimulating hormone -- was carried out using a specific radioimmunoassay developed in this laboratory , on 237 sera from normal men and women , from male and female patients with cancer prostate , lung , stomach and breast , and from patients with non-malignant disease of the respective organ .
C0021463
inhibin
C0597192
peptide hormone