Nishioka, K Preliminary longitudinal studies of serum polyamines in patients with colorectal carcinoma. [electronic resource] - Cancer letters Sep 1977 - 197-202 p. digital Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S. ISSN: 0304-3835 Standard No.: 10.1016/s0304-3835(77)95614-2 doi Subjects--Topical Terms: Adenocarcinoma--bloodColonic Neoplasms--bloodHumansIntestinal Polyps--bloodLongitudinal StudiesMiddle AgedPrognosisPutrescine--bloodRectal Neoplasms--bloodSigmoid Neoplasms--bloodSpermidine--bloodSpermine--blood