Figure 3: The ratio of Bcl-2 to Bax of the femoral head in the normal control group, model group, and the Guanxinning group at weeks 1, 3, 6, 9, and 12 after the treatment. (The ratio of Bcl-2 to Bax in the normal control group at week 1 after the treatment is normalized to 1, and the legend shows the ratios of Bcl-2 to Bax in this group and the other groups.)