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Histological analyses of patellar tendon. A) Hematoxylin and Eosin staining of sagittal section of patellar tendon. Magnifications are 20× (upper panels) and 200 x (lower panels). This figure showed the representative results of samples in each groups. B) The total Bonar score on each time points. C) The variables of Bonar score on each time points. Data are presented as means ± SDs (✧LP vs control, ✧ ✧ LR vs control, ✧ ✧ ✧ LP vs LR, ∗P < 0.05, ∗∗P < 0.01, ∗∗∗P < 0.001).
