bHLH	basic helic-loop-helix
ccnd2	Cyclin-d2
cKO CMZ	conditional knock-out ciliary marginal zone
FGF/Fgf	fibroblast growth factor
GCL	ganglion cell layer
Hh	hedgehog
INL	inner nuclear layer
MG	Müller glial cells
NGF	nerve growth factor
ONL	outer nuclear layer
Ptc	Patched
RGC	retinal ganglion cell
RPC	retinal progenitor cell
RPE	retinal pigmented epithelium
Shh	Sonic hedgehog
Smo	Smoothened
TF	transcription factor