Site of SH infusion did not alter concentrations of DNA and Nin digestive tract mucosa and liver, with the exception of a trend (P = 0.09) for greater DNA concentration in jejunal mucosa for A-SH compared with R-SH. Similarly, mucosal concentrations ofRNAwere largely unaffected by the site of SH infusion, but ileal RNA:N (P =0.03) and colonic RNA concentration (P = 0.03) and RNA:N (P = 0.004) were greater for R-SH vs. A-SH. With the exception of an increase (P = 0.05) in hepatic DNA concentration for A-SH vs. A-G, the form of carbohydrate did not affect mucosal concentrations of DNA, RNA, and N.