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. 2017 Sep 2;55(1):213–221. doi: 10.1007/s12035-017-0734-9

Fig. 2.

Fig. 2

Retinal ganglion cell analysis. Histogram representing the number of RGCs (RGCs/mm2) in wild type (blue) and OPN knock-out (red) mice at two different ages: 3- and 20-months-old: *** p < 0.001