In June, USA TODAY highlighted the flow of marijuana from Colorado into small towns across Nebraska: felony drug arrests in Chappell, Neb., just 7 miles north of the Colorado border have skyrocketed 400% in three years.
Intestinal Absorptive Cells. Absorptive cells, or enterocytes, are the predominant epithelial cell type lining the lumen of the small intestine and colon. These cells are specialized for absorption of nutrients across the apical plasma membrane and export of these same nutrients across the basal plasma membrane.
Stem cells that support continual replenishment of gastrointestinal epithelium reside in the middle of the gastric pits and within the crypts of the small and large intestine. Epithelial cell dynamics of the small intestine have been particularly well studied.tem cells that support continual replenishment of gastrointestinal epithelium reside in the middle of the gastric pits and within the crypts of the small and large intestine. Epithelial cell dynamics of the small intestine have been particularly well studied.