Myeloperoxidase exerts microbicidal activity against Mycobacterium tuberculosis

被引:33
作者
Borelli, V
Banfi, E
Perrotta, MG
Zabucchi, G
机构
[1] Univ Trieste, Dipartimento Fisiol & Patol, I-34127 Trieste, Italy
[2] Univ Trieste, Dipartimento Sci Biomed, I-34127 Trieste, Italy
关键词
D O I
10.1128/IAI.67.8.4149-4152.1999
中图分类号
R392 [医学免疫学]; Q939.91 [免疫学];
学科分类号
100102 ;
摘要
We investigated the antimycobacterial role of myeloperoxidase (MPO), one of the most abundant granule proteins in human neutrophils. Our data indicate that purified MPO, in the presence of hydrogen peroxide, exerts a consistent killing activity against Mycobacterium tuberculosis H37Rv and against a clinical isolate. The activity is time and dose dependent and requires the presence of chloride ions in the assay medium.
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页码:4149 / 4152
页数:4
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