[1] Jules Stein Eye Inst, Ophthalmol, Los Angeles, CA 90024 USA
[2] Univ Calif Los Angeles, Dept Chem & Biochem, Los Angeles, CA 90024 USA
[3] Paris Descartes Univ, Hotel Dieu Hosp, Ophthalmol, Paris, France
[4] Univ Calif Los Angeles, Jules Stein Eye Inst, Dept Ophthalmol, Retina Div, Los Angeles, CA 90024 USA