| exposure and sensitization to dust mite allergens among asthmatic children in são paulo, brazil. | a group of 20 mite allergic asthmatic children aged 6-12 years old, living in são paulo, brazil, was studied regarding their degree of sensitization to house dust mites and exposure to mite allergens in their homes. in 18 out of 20 houses at least one dust sample was obtained which contained greater than 10 micrograms der p i/g of dust. the highest levels of dermatophagoides pteronyssinus allergens, der p i and group ii, were measured in bedding samples (geometric mean 38.4 and 36.6 micrograms/g ... | 1991 | 1913266 |
| igg and ige antibody responses to dust mite allergens among children with asthma in brazil. | we compared exposure and levels of ige and igg antibodies to inhalant allergens in 20 children with asthma and positive skin tests to dermatophagoides pteronyssinus, living in são paulo, to 20 control children without history of asthma or allergy and negative skin tests to d. pteronyssinus, d. farinae, and blomia tropicalis. in 16/20 and 17/20 houses of asthmatic and control children, respectively, at least one sample was obtained which contained > 10 micrograms der p i/g of dust. serum ige anti ... | 1993 | 8346869 |