From the Department of Immunology and Allergy, Children's Hospital, Tehran University of Medical Sciences, Tehran, Islamic Republic of Iran.
Abstract: (3622 Views)
Serum IgG subclass levels were measured using an indirect immunoenzymatic
assay (ELISA) with monoclonal antibodies in 16 children with asthma and 13
children with atopy who had mostly recurrent infections. Seven of the asthmatic
children had marked low or low normal levels of IgG4, six had marked low or low
normal levels of IgG 3, two had marked low normal levels of both IgG2, and IgG 3 and
one had low levels of IgG2 " IgG3, and IgG4 •. All these patients suffered from recurrent
sinopulmonary infections. There were low percentages of IgG3, and IgG4. defects
(about 15%) in the atopic patients, while a significant increase in the serum IgG4.
levels were observed (six patient out of 13 patients, 46.2%).
Type of Study:
Original Research |
Subject:
Immunology