Fig. 5

Abundance of T regulatory cells in lung tissue. A significant comparable increase in FoxP3+:CD3+ cells ratio was induced by d2-OID and VD3 treatments (p < 0.05 vs sham); the combination treatment d2-OID + VD3 was even more efficacious in inducing such an increase (p < 0.001 vs sham, p < 0.01 vs d2-OID and VD3 treatments) Values are expressed as mean ± SD (n = 7). ***p < 0.001 **p < 0.01. *p < 0.05