About the Authors

Erica J. Pierce

Affiliation School of Molecular and Cell Biology, University of the Witwatersrand, Johannesburg, South Africa

M. E. Chrissie Rey

Chrissie.rey@wits.ac.za

Affiliation School of Molecular and Cell Biology, University of the Witwatersrand, Johannesburg, South Africa

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MECR EJP. Performed the experiments: EJP. Analyzed the data: MECR EJP. Contributed reagents/materials/analysis tools: MECR. Wrote the paper: MECR EJP.