Table 1.

MTT Proliferation Assay

Time(h)╲Cell	Human Control	Human 1,25-VitD3	Human 24,25-VitD3	WT Mouse Control	WT Mouse 1,25-VitD3	WT Mouse 24,25-VitD3	KO Mouse Control	KO Mouse 1,25-VitD3	KO Mouse 24,25-VitD3
0	0.32±0.03	0.28±0.05	0.27±0.01	0.17±0.02	0.12±0.03	0.2±0.01	0.32±0.01	0.23±0.01	0.25±0.03
24	0.29±0.04	0.34±0.05	0.34±0.06	0.25±0.03	0.29±0.05	0.32±0.03	0.37±0.06	0.40±0.04	0.51±0.02
48	0.41±0.06	0.43±0.02	0.41±0.03	0.31±0.03	0.36±0.08	0.55±0.08	0.49±0.07	0.47±0.06	0.57±0.12
72	0.66±0.06	0.66±0.08	0.49±0.05	0.84±0.06	1.01±0.06	1.19±0.06	1.18±0.2	1.17±0.04	1.36±0.05
96	0.71±0.02	0.72±0.06	0.69±0.05	0.72±0.03	0.84±0.07	0.99±0.08	1.10±0.12	1.10±0.09	1.21±0.06

O.D. values at 540 nm of human and mouse corneal fibroblasts (WT and KO) cultured with 1,25-Vit D3 (20 nM) or 24,25-Vit D3 (100 nM). No significant differences found between groups examined.