Author Contributions: Dr Stepien had full access to all of the data in the study and takes responsibility for the integrity of the data and the accuracy of the data analysis.
Financial Disclosure: None reported.
Funding/Support: This work was supported by the Clinical and Translational Science Institute and the Biotechnology Innovation Center, Medical College of Wisconsin, Clinical and Translational Science Award UL1 RR 031973 and grants EY017607, EY001931, and EY014537 from the National Institutes of Health, the Thomas M. Aaberg Sr Retina Research Fund, the E. Matilda Ziegler Foundation for the Blind, the R. D. and Linda Peters Foundation, and Research to Prevent Blindness. Dr Dubra holds a Career Award at the Scientific Interface from the Burroughs Wellcome Fund. Dr Carroll is the recipient of a Career Development Award from Research to Prevent Blindness. This investigation was conducted in a facility constructed with support from Extramural Research Facilities Improvement Program grant C06 RR-RR016511 from the National Center for Research Resources, National Institutes of Health.
Previous Presentation: This paper was presented as a poster at the 2011 Annual Meeting of the Association for Research in Vision and Ophthalmology; May 3, 2011; Fort Lauderdale, Florida.