1.   Moreover, there are no data in healthy man regarding the contribution that the colonic mucosa makes to whole body protein synthesis.

2.   Indeed the presentation of bile acids to the colonic mucosa is likely to be dependant upon the concentration of bile acids in the water fraction of faeces.

3.   So far, the cellular origin of platelet activating factor from colonic mucosa remains unclear.

4.   High concentrations of PYY and enteroglucagon are found in the colonic mucosa of humans and other species.