About the Authors

Haoxing Xu

Contributed equally to this work with: Haoxing Xu, Jie Jin

Affiliation Howard Hughes Medical Institute, Children's Hospital, Harvard Medical School, Boston, Massachusetts, United States of America

Jie Jin

Contributed equally to this work with: Haoxing Xu, Jie Jin

Affiliation Howard Hughes Medical Institute, Children's Hospital, Harvard Medical School, Boston, Massachusetts, United States of America

Louis J DeFelice

Affiliation Department of Pharmacology, Vanderbilt University Medical Center, Nashville, Tennessee, United States of America

Nancy C Andrews

To whom correspondence should be addressed. E-mail: nandrews@enders.tch.harvard.edu (NA), Email: dclapham@enders.tch.harvard.edu (DC)

Affiliation Howard Hughes Medical Institute, Children's Hospital, Harvard Medical School, Boston, Massachusetts, United States of America

David E Clapham

To whom correspondence should be addressed. E-mail: nandrews@enders.tch.harvard.edu (NA), Email: dclapham@enders.tch.harvard.edu (DC)

Affiliation Howard Hughes Medical Institute, Children's Hospital, Harvard Medical School, Boston, Massachusetts, United States of America

Competing Interests

The authors have declared that no conflicts of interest exist.

Author Contributions

HX, JJ, LJD, NCA, and DEC conceived and designed the experiments. HX and JJ performed the experiments. HX and JJ analyzed the data. HX, NCA, and DEC wrote the paper.