Barrett's esophagus refers to an abnormal change in the cells of the lower portion of the esophagus. It is characterized by the replacement of the normal stratified squamous epithelium lining of the esophagus by simple columnar epithelium with goblet cells (which are usually found lower in the gastrointestinal tract).
U.S. Space Camp is a camp and related programs owned and operated by the Alabama Space Science Exhibit Commission's U.S. Space & Rocket Center in Huntsville, Alabama.
2018 Snow Camp. Snow Camp 2018. Register by. December 15th . Snow Camp On-Line Registration . Hosted by: Santa Cruz County 4-H Snow Camp Committee . Join 4-Her's from Santa Cruz, Monterey and San Benito Counties, February 16th to 19th at 4-H Snow Camp. 4-H Snow Camp is a semi-structured, family-oriented winter camp. Spend the weekend at 4-H Snow Camp at South Shore Lake Tahoe, at Nevada 4-H Camp located at the bottom of Kingsbury Grade, in Stateline, Nevada.