Table 1. Primary antibodies used for immunohistochemical analysis of the pig retina.

Antibody	Cell specificity	Host	Dilution	Source	Reference
Nestin	neural stem/progenitor cells, Müller glia	mouse	1:400	BD Biosciences	[25,41,44]
Pax6	retinal progenitors, ganglion, amacrine, and horizontal cells	rabbit	1:1,000	Chemicon	[28,45]
Ki67	proliferating cells	mouse	1:300	BD Biosciences	[46]
Brn3a	ganglion cells	mouse	1:40	Chemicon	[47]
Neurofilament (NF)-160	ganglion, horizontal, and bipolar cells	mouse	1:350	Sigma	[22,38,48,49]
AP2α	amacrine cells	mouse	1:50	Developmental Studies Hybridoma Bank	[26]
Calretinin	ganglion, amacrine, horizontal, cone photoreceptor, and bipolar cells	mouse	1:500	Chemicon	[33,50]
Calbindin	horizontal, ganglion, amacrine, bipolar, and cone photoreceptor cells	rabbit	1:1,500	Chemicon	[27,51,52]
GAD65	GABAergic amacrine, rare horizontal ganglion cells	mouse	1:1,000	Developmental Studies Hybridoma Bank	[27,28]
Islet1	amacrine, bipolar, ganglion, and horizontal cells	mouse	1:500	Developmental Studies Hybridoma Bank	[29,37]
PKCα	rod bipolar, amacrine, and ganglion cells, cones	mouse	1:400	Sigma	[27,30,53]
Recoverin	photoreceptors, cone bipolar cells, rare ganglion cells	rabbit	1:1,000	K. Koch	[42,51,54]
Rhodopsin (Rho4D2)	rods	mouse	1:100	R. Molday	[2,36,43]
GNAT2	cones	rabbit	1:500	Santa Cruz Biotechnology	[55-57]
P75 neurotrophin receptor	Müller glia and ganglion cells	rabbit	1:350	Promega	[31,32,58]
Glutamine synthetase	Müller glia	mouse	1:500	BD Biosciences	[35,59]
GFAP	astrocytes	rabbit	1:500	DAKO	[60-62]

The cell specificity is described according to the published literature (listed in the reference column) on the antibodies to the same proteins. Details for the primary antibodies (host, dilution used and the source) used in our study are presented.