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Small intestinal tuberculosis is a rare disorder of the small intestine. We report the development of deep small bowel tuberculosis in a rheumatoid arthritis patient who was taking methotrexate. The diagnosis of small bowel tuberculosis was ascertained by typical endoscopic findings and production of interferon gamma in the peripheral blood. The patient was successfully treated with antituberculous...
A method for monitoring exocytotic membrane fusion by using a fluorescent membrane probe is presented. The method is based on the relief from concentration-dependent self-quenching (dequenching) of fluorescence of 5-N-(octadecanoyl)aminofluorescein (AF18), an amphiphilic derivative of fluorescein. The validity and usefulness of this method were shown by the following results: 1) self-quenching of...
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