<P> Intrinsic factor ( IF ) , also known as gastric intrinsic factor ( GIF ) , is a glycoprotein produced by the parietal cells of the stomach . It is necessary for the absorption of vitamin B ( cobalamin ) later on in the ileum of the small intestine . In humans , the gastric intrinsic factor protein is encoded by the GIF gene . </P>
<P> Intrinsic factor ( IF ) , also known as gastric intrinsic factor ( GIF ) , is a glycoprotein produced by the parietal cells of the stomach . It is necessary for the absorption of vitamin B ( cobalamin ) later on in the ileum of the small intestine . In humans , the gastric intrinsic factor protein is encoded by the GIF gene . </P>
which substance facilitates the gastric absorption of vitamin b 12
which substance facilitates the gastric absorption of vitamin b 12
Intrinsic factor ( IF ) , also known as gastric intrinsic factor ( GIF )
Intrinsic factor ( IF ) , also known as gastric intrinsic factor ( GIF )