Fig. 2

Regulation of OPG (a) and RANKL (b) expression. (c) Serum levels of 25(OH) D in T1D patients and controls. d Scatterplots depicting the relationship of serum 25(OH) D levels with disease duration. e Serum levels of PTH in T1D patients and controls. Scatterplots depicting the relationship of serum PTH levels with calcium (f), phosphorus (g) and magnesium levels (h) in T1D patients