The Obama campaign has raised more than $118 million for the 2012 election, with nearly half coming from individuals giving in aggregate $200 or less, according to the Campaign Finance Institute.
The intestinal epithelium is the cell tissue that lines the large and small intestine. It serves primarily to take part in the digestive process, but it also takes part in the function of the immune system.The epithelium of the intestine is simple columnar, and is nonciliated.Epithelium is a tissue that is made up of a variety of types of cells. It covers the surface of the body and organs, as well as forming the inner lining of body cavities and hollow organs.he epithelium of the intestine is simple columnar, and is nonciliated. Epithelium is a tissue that is made up of a variety of types of cells. It covers the surface of the body and organs, as well as forming the inner lining of body cavities and hollow organs.
1 At a gross level, the small intestine is a long tube into whose lumen projects the plicae circularis, circular folds of the mucosal epithelium, lamina propria, muscularis mucosa, and submucosa.2  Villi, finger-like projections involving only the epithelium and lamina propria, project into the lumen. Villi, finger-like projections involving only the epithelium and lamina propria, project into the lumen. 2  They have a central lymphatic vessel known as a lacteal, which is crucial for the absorption of lipids from the intestine.