About the Authors

Grant Theron

Affiliation Lung Infection and Immunity Unit, Division of Pulmonology and UCT Lung Institute, Department of Medicine, University of Cape Town, Cape Town, South Africa

Jonny Peter

Affiliation Lung Infection and Immunity Unit, Division of Pulmonology and UCT Lung Institute, Department of Medicine, University of Cape Town, Cape Town, South Africa

Laura Lenders

Affiliation Lung Infection and Immunity Unit, Division of Pulmonology and UCT Lung Institute, Department of Medicine, University of Cape Town, Cape Town, South Africa

Richard van Zyl-Smit

Affiliation Lung Infection and Immunity Unit, Division of Pulmonology and UCT Lung Institute, Department of Medicine, University of Cape Town, Cape Town, South Africa

Richard Meldau

Affiliation Lung Infection and Immunity Unit, Division of Pulmonology and UCT Lung Institute, Department of Medicine, University of Cape Town, Cape Town, South Africa

Ureshnie Govender

Affiliation Lung Infection and Immunity Unit, Division of Pulmonology and UCT Lung Institute, Department of Medicine, University of Cape Town, Cape Town, South Africa

Keertan Dheda

keertan.dheda@uct.ac.za

Affiliations Lung Infection and Immunity Unit, Division of Pulmonology and UCT Lung Institute, Department of Medicine, University of Cape Town, Cape Town, South Africa, Institute of Infectious Diseases and Molecular Medicine, University of Cape Town, Cape Town, South Africa

Competing Interests

The Xpert MTB/RIF cartridges were donated by the Foundation for Innovative and New Diagnostics (FIND). FIND had no role in the study or decision to publish. Keertan Dheda is a PLoS ONE Editor. This does not alter the authors’ adherence to all the PLoS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: GT JP KD. Performed the experiments: LL RM. Analyzed the data: GT JP RVZS KD UG. Contributed reagents/materials/analysis tools: GT KD. Wrote the paper: GT KD.