{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,1,6]],"date-time":"2026-01-06T13:45:26Z","timestamp":1767707126507,"version":"3.45.0"},"reference-count":24,"publisher":"BMJ","issue":"1","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Gut"],"published-print":{"date-parts":[[1963,3]]},"abstract":"<jats:p>An atypical case of the malignant carcinoid syndrome, associated with multiple peptic ulcers, is described. The tumour cells were argyrophil but not argentaffin, and the tumour was found to contain 5-hydroxytryptophan (5-H.T.P.) but not 5-hydroxytryptamine (5-H.T.). This aberrant biochemical behaviour was associated with the virtual absence of 5-H.T.P.-decarboxylase from the tumour tissue. The tumour contained notable quantities of histamine.<\/jats:p>","DOI":"10.1136\/gut.4.1.61","type":"journal-article","created":{"date-parts":[[2007,9,18]],"date-time":"2007-09-18T17:41:31Z","timestamp":1190137291000},"page":"61-67","source":"Crossref","is-referenced-by-count":22,"title":["A 5-hydroxytryptophan-secreting carcinoid tumour"],"prefix":"10.1136","volume":"4","author":[{"given":"A. C. P.","family":"Campbell","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"A. H.","family":"Gowenlock","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"D. S.","family":"Platt","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"P. J. D.","family":"Snow","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"239","published-online":{"date-parts":[[1963,3,1]]},"reference":[{"key":"ref_1","doi-asserted-by":"crossref","first-page":"2291","DOI":"10.1039\/jr9560002291","article-title":"The use of deactivated charcoals for the isolation of aromatic substances","author":"Asatoor, A.; Dalgliesh, C.E.","year":"1956","unstructured":"Asatoor, A.. and Dalgliesh, C. E. (1956). The use of deactivated charcoals for the isolation of aromatic substances. J. chem. Soc., pp. 2291-2299.","journal-title":"J. chem. Soc"},{"key":"ref_2","first-page":"231","volume-title":"The pathological relationships of 5-hydroxytryptamine. In Modern Trends in Pathology","author":"Campbell, A.C.P.","year":"1959","unstructured":"Campbell, A. C. P. (1959). The pathological relationships of 5-hydroxytryptamine. In Modern Trends in Pathology, edited by Collins, D. H., pp. 231-247. 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