Research Article

Green Tea Polyphenols Modulated Cerebral SOD Expression and Endoplasmic Reticulum Stress in Cardiac Arrest/Cardiopulmonary Resuscitation Rats

Figure 3

Apoptotic rate at 72 h after ROSC. (a) Representative photomicrographs of triphosphate nick-end labeling (TUNEL) staining in the three groups. 4′, 6-diamidino-2-phenylindole (DAPI, blue) was used to counterstained cell nuclei (magnification × 200). Scale bar = 100 μm. (b) The apoptosis rate was acquired by the ratio of TUNEL-stained cells to the total cells of DAPI staining. compared with the Sham group; compared with the NS group.
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