extremely significantP < 0.01
After inhibiting miR-148a, the expression of Smads genes and TGF-β1 was lower than that of the control group, and Smad3 and Smad4 expression levels were significantly decreased ( P < 0.05), while there was an extremely significant difference between the expression of TGF-β1 and the control group ( P < 0.01) (Fig. 7 b).