About the Authors
Strathclyde Institute of Pharmacy and Biomedical Sciences, University of Strathclyde, Glasgow, United Kingdom
Institute of Infectious Diseases and Molecular Medicine, Health Science Faculty, University of Cape Town, Cape Town, South Africa
The authors have declared that no competing interests exist.
Conceived and designed the experiments: FB JA. Performed the experiments: KJB ORM TM HAM JA. Analyzed the data: KJB ORM HAM JA. Contributed reagents/materials/analysis tools: FB JA. Wrote the paper: ORM FB JA.