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Asthma
Study results from K.L. Mcdonald and colleagues broaden understanding of asthma
April 30th, 2008
According to a study from Winnipeg, Canada, "Early childhood immunizations have been viewed as promoters of asthma development by stimulating a T(H)2-type immune response or decreasing microbial pressure, which shifts the balance between T(H)1 and T(H)2 immunity. Differing time schedules for childhood immunizations may explain the discrepant findings of an association with asthma reported in observational studies." "This research was undertaken to determine whether timing of diphtheria, pertussis, tetanus (DPT) immunization has an effect on the development of childhood asthma by age 7 years. This was a retrospective longitudinal study of a cohort of children born in...
Source: Vaccine Weekly (2008-04-30)
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