1. From the Flaum Eye Institute, the 2Center for Visual Science,
2. the Helen Wills Neuroscience Institute and the Departments of 4Molecular and Cell Biology, 5Vision Science, and
3. the Helen Wills Neuroscience Institute and
4. Institute of Optics, University of Rochester, Rochester, New York; and
5. the Center for Visual Science,
6. the Helen Wills Neuroscience Institute and 7Chemical Engineering, University of California, Berkeley, Berkeley, California.
7. From the Flaum Eye Institute,
8. the Center for Visual Science, 6Institute of Optics, University of Rochester, Rochester, New York; and