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.
Location. The Camp Zama community is comprised of three main housing areas on mainland Japan: Camp Zama, Sagamihara and Sagami Depot. All three are located in Kanagawa Prefecture, about 25 miles southwest of Tokyo. There are also several satellite locations located in Yokohama, Kure, Tokyo and other areas.