Research Article

Noninvasive Photochemical Sealing for Achilles Tendon Rupture by Combination of Upconversion Nanoparticles and Photochemical Tissue Bonding Technology

Figure 3

The cell apoptosis for the Achilles tendon site in different groups at 7 days and 14 days post operation. (a) Representative images of cell apoptosis by Tunel assay. (b) The apoptosis rate analysis. and .
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(b)