About the Authors

Wolfgang Stöhr

Affiliation Medical Research Council Clinical Trials Unit, London, United Kingdom

Sarah Fidler

Affiliation Imperial College, London, United Kingdom

Myra McClure

Affiliation Imperial College, London, United Kingdom

Jonathan Weber

Affiliation Imperial College, London, United Kingdom

David Cooper

Affiliation National Centre in HIV Epidemiology & Clinical Research and the University of New South Wales, Sydney, Australia

Gita Ramjee

Affiliation Medical Research Council HIV Prevention Research Unit, Durban, South Africa

Pontiano Kaleebu

Affiliation Medical Research Council/Uganda Virus Research Institute Uganda Research Unit on AIDS, Entebbe, Uganda

Giuseppe Tambussi

Affiliation Vaccine and Immunotherapy Research Centre, San Raffaele Scientific Institute, Milan, Italy

Mauro Schechter

Affiliation Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil

Abdel Babiker

Affiliation Medical Research Council Clinical Trials Unit, London, United Kingdom

Rodney E. Phillips

Affiliations Nuffield Department of Clinical Medicine, Peter Medawar Building for Pathogen Research, Oxford, United Kingdom, Oxford Martin School, Peter Medawar Building for Pathogen Research, Oxford,United Kingdom, Oxford National Institute for Health Research Biomedical Research Centre, Oxford, United Kingdom

Kholoud Porter

Affiliation Medical Research Council Clinical Trials Unit, London, United Kingdom

John Frater

john.frater@ndm.ox.ac.uk

Affiliations Nuffield Department of Clinical Medicine, Peter Medawar Building for Pathogen Research, Oxford, United Kingdom, Oxford Martin School, Peter Medawar Building for Pathogen Research, Oxford,United Kingdom, Oxford National Institute for Health Research Biomedical Research Centre, Oxford, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: WS SF KP JF. Performed the experiments: JW AB REP KP SF DC GR PK GT MS JF. Analyzed the data: WS SF KP JF AB. Contributed reagents/materials/analysis tools: MM WS KP AB. Wrote the manuscript: WS SF KP JF. Designed the analysis: WS SF KP JF. Contributed VL data: MM. Ran the SPARTAC trial: JW AB REP KP SF. International site PIs for the SPARTAC trial: DC GR PK GT MS..