Fig. 2.

Effects of 56 days successive treatment of cannabidiol (CBD) on vitamin D₃ receptor (VDR) protein expression (ng/mL) in Sprague Dawley rats fed with vitamin D₃ deficiency diet (VDD); a liver and b kidney tissues. NC Normal control; calcitriol (0.5 µg/kg as positive control); CBD @ 15, 30, and 60 mg/kg body weight per oral. Data shows mean ± SEM (n = 6). ^$$p ≤ 0.01 and ^$$$p ≤ 0.001 vs. NC; ^*p < 0.05 vs. VDD