Page 990 - Veterinary Immunology, 10th Edition
P. 990

system in allergic individuals is somehow tricked into reacting to
  VetBooks.ir  innocuous antigens as if they were parasites. Reactions to parasites

               decline once the invader has gone. In allergies, however, the
               reactions persist, suggesting a defect in immunoregulatory

               pathways.















































































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