1 Schepens Eye Research Institute of Massachusetts Eye and Ear, Boston, Massachusetts; Department of Ophthalmology, Harvard Medical School, Boston, Massachusetts; Department of Pathology, Harvard Medical School, Boston, Massachusetts.
2 American Society for Investigative Pathology, Rockville, Maryland.
3 Department of Pathology, Stony Brook University, Stony Brook, New York. Electronic address: martha.furie@stonybrook.edu.