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. 2013 Jul 8;8(7):e68342. doi: 10.1371/journal.pone.0068342

Figure 7. Toluidine blue (TB) staining of the screw-bone interface at different time points after operation (×200).

Figure 7

(a) The bioactive screw-bone interface at 4 weeks after implantation. (b) The metallic screw-bone interface at 4 weeks after implantation. (c) The bioactive screw-bone interface at 8 weeks after implantation. (d) The metallic screw-bone interface at 8 weeks after implantation. (e) The bioactive screw-bone interface at 24 weeks after implantation. (f) The metallic screw-bone interface at 24 weeks after implantation.