Fig. 3From: Codelivery of TGF-β1 and anti-miR-141 by PLGA microspheres inhibits progression of intervertebral disc degenerationIn vivo repair effect of PLGA microspheres on IDD. A Group description of animal experiment. B, C Observation of rat tail intervertebral disc degeneration in each group by MRI and classification analysis (n ≥ 3, *p < 0.05, **p < 0.01)Back to article page