Despite conclusive work done on skin grafts and other body tissues showing that homografts do not continue to live as autonomous tissues, it is theoretically possible that corneal grafts may be an exception.
Reference: Maumenee A, Kornbluth W. Physiopathology. Arch Ophthalmol. 1950;43:163.
A look at the past . . .. Arch Ophthalmol. 2000;118(1):96. doi:10.1001/archopht.118.1.96