About the Authors

Rosamund Chapman

Contributed equally to this work with: Rosamund Chapman, William R. Bourn

Ros.Chapman@uct.ac.za

Affiliation Division of Virology, Institute of Infectious Disease and Molecular Medicine, Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa

William R. Bourn

Contributed equally to this work with: Rosamund Chapman, William R. Bourn

Current address: Kapabiosystems, Cape Town, South Africa

Affiliation Division of Virology, Institute of Infectious Disease and Molecular Medicine, Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa

Enid Shephard

Affiliations Division of Virology, Institute of Infectious Disease and Molecular Medicine, Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa, Medical Research Council, Cape Town, South Africa, Department of Medicine Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa

Helen Stutz

Affiliation Division of Virology, Institute of Infectious Disease and Molecular Medicine, Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa

Nicola Douglass

Affiliation Division of Virology, Institute of Infectious Disease and Molecular Medicine, Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa

Thandi Mgwebi

Current address: Human Capacity Programme, National Research Foundation, Pretoria, South Africa

Affiliation Division of Virology, Institute of Infectious Disease and Molecular Medicine, Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa

Ann Meyers

Affiliation Department of Molecular and Cell Biology, Faculty Of Science, University of Cape Town, Cape Town, South Africa

Nyasha Chin'ombe

Current address: Department of Medical Microbiology, College of Health Sciences, University of Zimbabwe, Harare, Zimbabwe

Affiliation Division of Virology, Institute of Infectious Disease and Molecular Medicine, Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa

Anna-Lise Williamson

Affiliations Division of Virology, Institute of Infectious Disease and Molecular Medicine, Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa, National Health Laboratory Services, Cape Town, South Africa

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: WB RC A-LW ND ES. Performed the experiments: RC WB HS ND TM AM NC. Analyzed the data: RC WB ES NC A-LW. Contributed reagents/materials/analysis tools: RC WB ES HS ND TM AM. Contributed to the writing of the manuscript: RC WB ES A-LW.