About the Authors

Corresponding Author

taprolla@wisc.edu.

Competing Interests

GCK and TAP were awarded a United States patent (7,126,040) for the PolgD257A mouse model described here. TAP is a partial owner and scientific consultant for LifeGen Technologies, specializing in the application of DNA microarray analysis to analyzing nutraceutical interventions in aging.

Author Contributions

GCK, PCB, SH, and TAP wrote the paper.