From: Genetic Influences on Susceptibility to Oxygen-Induced Retinopathy Invest. Ophthalmol. Vis. Sci.. 2007;48(4):1761-1766. doi:10.1167/iovs.06-0531 Figure Legend: Offspring of F1 and backcross matings. (A) 14-day-old F1 rat pups. Offspring of F344×DA F1 crosses, with agouti coats and dark brown eyes, resembled the DA parental strain. (B) F344× (F344×DA) F1 backcross pups and a F344×DA F1 dam. Offspring had a wide range of coat colors including white (albino), agouti, black, and hooded (either black or agouti). Albino rats had red eyes; rats with coat pigmentation had dark brown eyes. Date of download: 10/19/2017 The Association for Research in Vision and Ophthalmology Copyright © 2017. All rights reserved.