| dust mites but not grass pollen are important sensitizers in asthmatic children in the ecuadorian andes. | grass pollen is an important cause of asthma and rhinoconjunctivitis in europe and the united states. in the high andes however, the role this pollen plays in respiratory allergies is unknown. in this study, we tested the prevalence of grass pollen sensitization in comparison to other aeroallergens on 433 asthmatic children living in quito, ecuador (the andes mountain range, 2,800 m above sea level). the skin prick test technique was used. we found that the least sensitizing allergens of all wer ... | 1999 | 10582196 |