Ascaris, atopy, and exercise-induced bronchoconstriction in rural and urban South African children.

@article{Calvert2010AscarisAA,
  title={Ascaris, atopy, and exercise-induced bronchoconstriction in rural and urban South African children.},
  author={James M. Calvert and P. A. Burney},
  journal={The Journal of allergy and clinical immunology},
  year={2010},
  volume={125 1},
  pages={100-5.e1-5}
}
BACKGROUND Populations with endemic parasitosis have high levels of IgE but low levels of allergic disease. We investigated the association between infection with the parasite Ascaris allergic sensitization, and exercise-induced bronchospasm (EIB). OBJECTIVE We sought to investigate the effect of Ascaris infection on bronchial hyperreactivity, skin testing, and specific IgE levels. METHODS A cross-sectional prevalence survey was conducted in urban and rural South African children to measure… CONTINUE READING

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