Enteropancreatic circulation of digestive enzymes

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Science  08 Aug 1975:
Vol. 189, Issue 4201, pp. 472-474
DOI: 10.1126/science.1154022


Intact digestive enzymes can be absorbed by the intestine and resecreted by the pancreas. The pancreas, therefore, appears to be able to recycle proteins much as the liver recycles bile salts, although the magnitude of this process remains uncertain.