The columnar epithelial cell of the small intestine: digestion and transport. (First of three parts).
D000596:Amino Acids / Q000378:metabolism; D001692:Biological Transport; D001693:Biological Transport, Active; D050260:Carbohydrate Metabolism; D002454:Cell Differentiation; D002462:Cell Membrane; D004058:Diffusion; D004063:Digestion; D004847:Epithelial Cells; D004848:Epithelium / Q000378:metabolism; D006801:Humans; D007408:Intestinal Absorption; D007413:Intestinal Mucosa / Q000166:cytology; D007421:Intestine, Small / Q000166:cytology / Q000378:metabolism*; D007474:Ion Exchange; D007477:Ions; D008854:Microscopy, Electron; D009005:Monosaccharides / Q000378:metabolism; D011506:Proteins / Q000378:metabolism*
D000596:Amino Acids; D007477:Ions; D009005:Monosaccharides; D011506:Proteins