retrospective immunocytochemical staining of the original biopsy showed that prostatic specific antigen and antibodies to beta hcg and afp were diagnostically useful , but a series of organ site non-specific markers of histogenesis or cellular differentiation ( carcinoembryonic antigen , secretory component for iga , peanut lectin binding , epithelial membrane antigen and keratin ) showed no significant correlations with identified primary sites , responsiveness to empirical chemotherapy or survival .
C0005558
biopsy
C0178784
organ