Variants in the IFNγ transcription factor genes TBET, STAT1, STAT4, and HLX and the risk of pulmonary tuberculosis in a Colombian population: a case-control study.

Abstract excerpt

INTRODUCTION: Interferon gamma (IFNγ) is the most potent cytokine involved in the control of Mycobacterium tuberculosis (Mtb), the etiological agent of human tuberculosis (TB). Patients with active TB present reduced levels of IFNγ, which may explain the lack of effective immunity against Mtb in these patients. The diminished expression of or functional alterations in trans-acting factors that regulate IFNγ gene...

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