About the Authors

Zachary B. Gaber

Affiliations Department of Neurobiology, David Geffen School of Medicine at UCLA, Los Angeles, California, United States of America, Broad Center for Regenerative Medicine and Stem Cell Research, David Geffen School of Medicine at UCLA, Los Angeles, California, United States of America, Molecular Biology Interdepartmental Graduate Program, David Geffen School of Medicine at UCLA, Los Angeles, California, United States of America

Samantha J. Butler

Affiliations Department of Neurobiology, David Geffen School of Medicine at UCLA, Los Angeles, California, United States of America, Broad Center for Regenerative Medicine and Stem Cell Research, David Geffen School of Medicine at UCLA, Los Angeles, California, United States of America, Department of Biological Sciences, University of Southern California, Los Angeles, California, United States of America

Bennett G. Novitch

bnovitch@ucla.edu

Affiliations Department of Neurobiology, David Geffen School of Medicine at UCLA, Los Angeles, California, United States of America, Broad Center for Regenerative Medicine and Stem Cell Research, David Geffen School of Medicine at UCLA, Los Angeles, California, United States of America, Molecular Biology Interdepartmental Graduate Program, David Geffen School of Medicine at UCLA, Los Angeles, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

The author(s) have made the following declarations about their contributions: Conceived and designed the experiments: ZBG SJB BGN. Performed the experiments: ZBG BGN. Analyzed the data: ZBG SJB BGN. Wrote the paper: ZBG SJB BGN.