Pyrazinamide (PZA) - a frontline tuberculosis (TB) drug - kills dormant persister bacteria and plays a critical role in shortening TB therapy. PZA is used for treating both drug susceptible and multi-drug resistant TB (MDR-TB) but resistance to PZA occurs frequently and can compromise treatment. A recent study, led by researchers at the Johns Hopkins Bloomberg School of Public Health and Huashan Hospital, Fudan University, has identified a new mechanism for PZA-resistance, which provides new insight into the how this mysterious drug works...
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