Anti-double stranded DNA antibody (anti-dsDNA) is one of a group of autoantibodies called antinuclear antibodies (ANA). Normally, antibodies protect against infection, but autoantibodies are produced when a person's immune system fails to adequately distinguish between self and non-self.
Bill is a 16-year-old from New Jersey, and he is one of nine students at an unusual school here - the Deck House. It was founded in 1979 by Edward T. Hall, former headmaster at two prestigious preparatory schools, the Hill School in Pottstown, Pa., and St. Mark's School in Southborough, Mass.
The borough was originally part of Springfield Township, and grew up around Swarthmore College, which was founded in 1864. The advent of passenger rail service from Philadelphia in the 1880s greatly enhanced the desirability of the borough as a commuter suburb, and the borough was incorporated in 1893.