A localization index for distinction between extracellular and intracellular antigens of Mycobacterium tuberculosis.


A series of mycobacterial antigens were quantified by immunoelectrophoresis, enzyme-linked immunosorbent assays, or SDS-PAGE with immunoblotting using antisera against purified mycobacterial antigens. The antigens showed a characteristic distribution profile. Some had a marked quantitative dominance in the culture fluid while others had a marked dominance… (More)


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