{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,28]],"date-time":"2025-10-28T17:56:31Z","timestamp":1761674191998},"reference-count":28,"publisher":"Hindawi Limited","license":[{"start":{"date-parts":[[2011,7,19]],"date-time":"2011-07-19T00:00:00Z","timestamp":1311033600000},"content-version":"unspecified","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/3.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["ISRN Pharmaceutics"],"published-print":{"date-parts":[[2011,7,19]]},"abstract":"<jats:p>Tannic acid is a polyphenolic compound that could be labeled with technetium-99m. To produce about 90% yield of\u2009\u2009<jats:sup>99m<\/jats:sup>Tc-tannic acid in acidic media (pH), the conditions required were 150\u2009g tin chloride, 30\u2009min reaction time, and 200\u2009g of the substrate. <jats:sup>99m<\/jats:sup>Tc-tannic was stable for 6\u2009h. Oral biodistribution of <jats:sup>99m<\/jats:sup>Tc-tannic showed that it concentrated in the stomach ulcer to reach about 50% of the total injected dose at 1 h after orall administration. This concentration of <jats:sup>99m<\/jats:sup>Tc-tannic in stomach ulcer may be sufficient to radio-image the presence of ulcer in the stomach.<\/jats:p>","DOI":"10.5402\/2011\/578570","type":"journal-article","created":{"date-parts":[[2011,7,19]],"date-time":"2011-07-19T21:30:15Z","timestamp":1311111015000},"page":"1-6","source":"Crossref","is-referenced-by-count":4,"title":["Labeling of Tannic Acid with Technetium-99m for Diagnosis of Stomach Ulcer"],"prefix":"10.5402","volume":"2011","author":[{"given":"I. T.","family":"Ibrahim","sequence":"first","affiliation":[{"name":"Radioisotopes Production and Radioactive Sources Division, Labelled Compounds Department, Hot Laboratories Center, Atomic Energy Authority, P.O. 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