About the Authors

Maki Kaneko

¤ Current address: Division of Biology, University of California-San Diego, La Jolla, California, United States of America

Affiliation Department of Biology and Biochemistry, University of Houston, Texas, United States of America

Gregory M Cahill

To whom correspondence should be addressed. E-mail: gcahill@uh.edu

Affiliation Department of Biology and Biochemistry, University of Houston, Texas, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

MK and GMC conceived and designed the experiments. MK performed the experiments and analyzed the data. MK and GMC wrote the paper.