The small intestine has the largest surface area for drug absorption in the GI tract.

小肠在胃肠道中具有最大的药物吸收表面积。

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This occurs most often in the esophagus, but may also be seen elsewhere in the GI tract.

常常发生在食管，但也可以发生在上消化道任何地方。

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On its journey through the GI tract the device takes pictures which are transmitted to a computer.

在它穿越胃肠道的旅程中，这个器件拍摄照片，照片被传输到电脑。

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And Gleevec turned out to help in six other rare cancers, including a tumor of the gi tract called gastrointestinal stromal tumor.

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They also used a SmartPill wireless gastroenterology device to capture rich time, pressure, and pH data of how the GI tract reacts as each kind of food is digested.

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This low oral bioavailability shows that in the monkey model, pregnancy does not alter the substantial metabolism to inactive conjugates that occurs in the GI tract and liver after oral ingestion and limits internal exposures to BPA and when compared with injections.

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