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  • react
  • The immune system usually does not react to self-antigens under normal homeostatic conditions due to negative selection of T cells in the thymus and is supposed to identify and attack "non-self" invaders from the outside world or modified/harmful substances present in the body under distressed conditions . (wikipedia.org)
  • DETECTION
  • Malaria antigen detection tests are a group of commercially available rapid diagnostic tests of the rapid antigen test type that allow quick diagnosis of malaria by people who are not otherwise skilled in traditional laboratory techniques for diagnosing malaria or in situations where such equipment is not available. (wikipedia.org)
  • Adenovirus antigen detection is useful to confirm the diagnosis of adenovirus infection in patients with respiratory illness. (questdiagnostics.com)
  • bloodstream
  • A substantial amount of the HRP II is secreted by the parasite into the host bloodstream and the antigen can be detected in erythrocytes , serum , plasma , cerebrospinal fluid and even urine as a secreted water-soluble protein. (wikipedia.org)
  • carry the Rh factor (an antigen in this context) cross the placental barrier and enter the mother's bloodstream. (britannica.com)
  • gene
  • of three known antigens, designated Jk a , Jk b , and Jk3, all of which are encoded by a gene known as SLC14A1 (solute carrier family 14, member 1). (britannica.com)