1 Africa Microscopy Initiative Imaging Centre, University of Cape Town, Cape Town, South Africa.
2 Institute of Infectious Disease and Molecular Medicine, Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa.
3 Advanced Imaging Center, Howard Hughes Medical Institute Janelia Research Campus, Ashburn, VA, USA.
4 Molecular Mycobacteriology Research Unit & DSI/NRF Centre of Excellence for Biomedical TB Research, Department of Pathology, Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa.
5 Wellcome Centre for Infectious Disease Research in Africa, University of Cape Town, Cape Town, South Africa.
6 Advanced Imaging Center, Howard Hughes Medical Institute Janelia Research Campus, Ashburn, VA, USA. chewt@janelia.hhmi.org.