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. 2012 Dec 18;5:125–135. doi: 10.2147/JIR.S33854

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© 2012 Zenha et al, publisher and licensee Dove Medical Press Ltd.

This is an Open Access article which permits unrestricted noncommercial use, provided the original work is properly cited.

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Photomicrograph of a skin biopsy. (A) Immunoreactivity for IL-12 in a case of MB leprosy before the BCG-id (NovoLink staining with hematoxylin counterstaining, ×100). (B) Immunoreactivity for IL-12 in a case of MB leprosy after the BCG-id (NovoLink staining with hematoxylin counterstaining, ×100). (C) Immunoreactivity for TGF-β in a case of MB leprosy before the BCG-id (NovoLink staining with hematoxylin counterstaining, ×100). (D) Immunoreactivity for TGF-β in a case of MB leprosy after the BCG-id (NovoLink staining with hematoxylin counterstaining, ×100). (E) Immunoreactivity for TNF-α in a case of MB leprosy before the BCG-id (NovoLink staining with hematoxylin counterstaining, ×100). (F) Immunoreactivity for TNF-α in a case of MB leprosy after the BCG-id (NovoLink staining with hematoxylin counterstaining, ×100). (G) Immunoreactivity for TNF-α in a case of PB leprosy before the BCG-id (NovoLink staining with hematoxylin counterstaining, ×100). (H) Immunoreactivity for TNF-α in a case of PB leprosy after the BCG-id (NovoLink staining with hematoxylin counterstaining, ×100).

Abbreviations: IL, interleukin; MB, multibacillary; BCG-id, bacillus Calmette–Guérin – intradermal; TGF-β, transforming growth factor beta; TNF-α, tumor necrosis factor-alpha.