Fig. 5From: COCO enhances the efficiency of photoreceptor precursor differentiation in early human embryonic stem cell-derived retinal organoidsEffects on photoreceptors at middle developmental stage after COCO supplement. a Percentage mRNA expression of NRL, RHO, and OPN1MW transcripts in D90 organoids analyzed by qPCR in COCO supplement and control. b Percentage mRNA expression of OPN1SW transcripts in D45, D60, and D90 organoids. c, d Immunocytochemical analysis and quantification for NRL. Data are expressed as mean ± SEM. Scale bar, 50 μm. e The proposed effect of COCO at early developmental stage intervention in 3D retinalization. *P < 0.05Back to article page