title: The role of the gut in the metabolism of strong analgesics.
mesh_terms: D000818:Animals; D001692:Biological Transport; D055598:Chemical Phenomena; D002621:Chemistry; D005048:Etorphine / Q000378:metabolism; D005965:Glucuronates / Q000378:metabolism; D066298:In Vitro Techniques; D007408:Intestinal Absorption; D007413:Intestinal Mucosa / Q000378:metabolism; D007421:Intestine, Small / Q000201:enzymology / Q000378:metabolism*; D008099:Liver / Q000378:metabolism; D008297:Male; D009022:Morphine Derivatives / Q000097:blood / Q000378:metabolism*; D011169:Portal Vein / Q000378:metabolism; D051381:Rats
chemical_list: D005965:Glucuronates; D009022:Morphine Derivatives; D005048:Etorphine