SERPINF1 and retinitis pigmentosa: In asimilar manner, in the mouse model of retinitis pigmentosa, subretinaltransplantation of iPSC-derived retinal spheroids delayed retinal thinning,increased the level of pigment epithelium-derived factor (PEDF), and reducedthe number of apoptotic cells and the level of microglial infiltration into theretina [47].