Interestingly, we observed that the percentage of NeuN/BrdU double-labeled cells was significantly increased in PPX-injected mice compared to ROP and PBS [PPX: 88% ± 0.99, ROP: 73% ± 1.25, PBS: 70% ± 0.93, F(2, 16) = 76.41, p < 0.05]. Here, RBFOX3 is linked to retinopathy of prematurity.