Fig. 6.
Association between serum vitamin D and VDR. a Serum 25OHD (ng/mL) strongly associated with VDR protein concentration (R = 0.67; P = 0.0028) in older mobility-limited adults (n = 20) as demonstrated by Pearson correlational analysis. b Muscle cell VDR protein concentrations were significantly higher in vitamin D sufficient (n = 12) versus vitamin D insufficient/deficient older mobility-limited adults (n = 8, P = 0.02) as determined by Student’s t test. Statistical significance between groups, *P ≤ 0.05
