• 1. Zhongnan Hospital of Wuhan University, Institute of Hepatobiliary Diseases of Wuhan University, Transplant Center of Wuhan University, Hubei Key Laboratory of Medical Technology on Transplantation, Wuhan 430071, Hubei Province, China;
  • 2. The 3rd Xiangya Hospital of Central South University, Research Center of National Health Ministry on Transplantation Medicine Engineering and Technology, Changsha 410013, Hunan Province, China;
YEQi-fa, Email: yqf_china@163.com
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Objective After establishing the rabbit brain death model, TUNEL, western blotting, and immuno-histochemical methods were used to detect hepatocyte apoptosis to study hepatocyte apoptosis level from rabbit donors after brain death. Methods Sixty healthy male New Zealand rabbits were divided into brain death group (n=30) and sham group (n=30). The rabbits of brain death group were established by increasing intracranial pressure in a modified, slow, and intermittent way, collecting liver tissues after corresponding treatment respectively, using TUNEL to detect apoptosis rate, western blotting and immunohistochemical methods to detect the expression of Cleaved-caspase 3. Results The hepatocyte apoptosis rate at each time point of brain death group were higher than those of the corresponding time point of sham group (P<0.05), and the rate of hepatocyte apoptosis increased gradually with the extension of brain death time (P<0.05). The results of Western blot assay and immunohistochemistry assay showed that the relative expression amount of Cleaved-caspase 3 protein increased gradually with the extension of brain death time (P<0.05), and relative expression amount of Cleaved-caspase 3 protein at each time point of brain death group were higher than those of the corresponding time point of sham group (P<0.05). Conclusions The relationship between brain death donor liver and cell apoptosis is closely related. Along with the extension of the brain death time in rabbits, the level of apoptosis of liver cells gradually increased, which affects the quality of liver donors after brain death.

Citation: ZHONGZi-biao, ZHANGMeng, XIONGYan, WANGYan-feng, YEQi-fa. The Quantitative Research in Hepatocyte Apoptosis Level from Rabbit Donors after Brain Death. CHINESE JOURNAL OF BASES AND CLINICS IN GENERAL SURGERY, 2016, 23(1): 22-27. doi: 10.7507/1007-9424.20160006 Copy

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