during intravenous infusion of saline , ileal infusion of fat significantly delayed small bowel transit time of the head of the lactulose infusion ( ileal intralipid vs. saline ; 249 +/- 46 vs. 44 +/- 8 min ; mean +/- sem ; p less than 0.01 ) .
C0021852
small bowel
C0020885
intralipid