About the Authors

Keshab Rijal

Affiliation Intramural Research Program, Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda, Maryland, United States of America

Richard J. Maraia

maraiar@mail.nih.gov

Affiliation Intramural Research Program, Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda, Maryland, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

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