Table 1.

Ocular localization of nitric oxide synthase (NOS), soluble guanylate cyclase (sGC), and NP receptors (NPR).

Gene	Species	Cell- or tissue type	References
NOS1	Human	Ciliary non-pigmented epithelium	Nathanson and Mckee, 1995a
	Human	ONH astrocytes, lamina cribrosa	Neufeld et al., 1997
	Monkey	Amacrine cells, rod and cone photoreceptors, RGC	Haberecht et al., 1998
	Canine	RGC	Franco-Bourland et al., 1998
	Rabbit	Amacrine cells, rod and cone photoreceptors, RGC	Haberecht et al., 1998
	Rat	Ciliary process epithelium	Yamamoto et al., 1993
	Murine	Retinal amacrine cells	May and Mittag, 2004
	Murine	Retinal amacrine cells, RGC layer somata; IPL puncta	Blom et al., 2012
	Murine	Müller cells	Chen et al., 2013
NOS2	Human	Macrophages in stroma and ciliary processes	Nathanson and Mckee, 1995a
	Human	Astrocytes	Liu and Neufeld, 2001
NOS3	Human	Longitudinal CM fibers, TM, SC	Nathanson and Mckee, 1995b
	Human	Retinal vasculature	Neufeld et al., 1997
	Human	TM	Fernandez-Durango et al., 2008
sGC	Human	RGC, IPL, ONL	Buys et al., 2013
	Human	TM cells	Ellis et al., 2009
	Rabbit	Amacrine cells, bipolar cells, cone photoreceptors, RGC	Haberecht et al., 1998
	Murine	Somata in the INL, ONL, IPL, and OPL.	Blom et al., 2012
	Murine	RGC, IPL, ONL	Buys et al., 2013
	Turtle	Amacrine cells; bipolar cells, RGC layer, IPL	Blute et al., 1998
NPR	Rabbit	Ciliary processes	Mittag et al., 1987
	Rabbit/bovine/human	Corneal endothelium	Walkenbach et al., 1993
	Rabbit/rat	Retina, choroid and ciliary process	Fernandez-Durango et al., 1995
	Human	Retina	Rollin et al., 2004
	Bovine	Choroid	Schmidt et al., 2004

ONH, optic nerve head; RGC, retinal ganglion cell; IPL, inner plexiform layer; CM, ciliary muscle; TM, trabecular meshwork; SC, Schlemm's canal; ONL, outer nuclear layer; INL, inner nuclear layer; OPL, outer plexiform layer.