Extract

8 healthy volunteers, 8 pre-bypass obese subjects, 8 subjects between 12-18 months post-bypass, and 8 subjects matched to the post-bypass patients will be studied after ingestion of two or three different of the following test-meals: A)cream and whey protein B)cream, whey protein and fructose + 13C6 fructose C)test meal with cream, whey protein, fructose and glucose + 13C6 fructose Their intestinal de novo lipogenesis will be estimated by measuring 13C-palmitate on triglyceride-rich lipoprotein particles associated with apoB48 in blood

Inclusion criteria

• obesity

Links

• nct
• ictrp