01376nas a2200241 4500000000100000008004100001260001300042653001600055653001100071653002100082653001200103100001400115700001400129700001300143700001500156700001300171245006600184856004100250300001100291490000700302520081100309022001401120 1983 d c1983 Jun10aBCG Vaccine10aHumans10aImmunoglobulin E10aleprosy1 aLynch N R1 aLopez R I1 aUlrich M1 aAranzazu N1 aConvit J00aIgE in leprosy; effect of a Mycobacterium leprae-BCG vaccine. uhttp://ila.ilsl.br/pdfs/v51n2a02.pdf a169-730 v513 a

Since some previous studies have reported elevated total serum IgE levels in leprosy, that may be associated with the existence of a state of generalized T cell anergy, we undertook a carefully controlled study of this immunoglobulin in such patients before and after treatment with a Mycobacterium leprae-BCG vaccine. We found, firstly, that lepromatous leprosy patients suffering active disease had only a moderate elevation of IgE levels that was not statistically significant when compared to appropriate controls. In addition, multiple injections of the vaccine did not cause alterations in the concentration of this immunoglobulin. We were, therefore, unable to confirm the possible existence of a generalized immunodeficiency in lepromatous leprosy that could cause hyper-production of IgE.

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