Chinese Journal of Tissue Engineering Research ›› 2014, Vol. 18 ›› Issue (36): 5758-5763.doi: 10.3969/j.issn.2095-4344.2014.36.004

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Interleukin-6 expression in rhesus monkey models with acute rejection after liver transplantation

Ran Jiang-hua, Zhang Xi-bing, Liu Jing, Zhang Sheng-ning, Li Lai-bang, Gao Yang, Chen Yi-ming, Li Wang, Li Li   

  1. Department of Hepatobiliary and Pancreatic Surgery, the Affiliated Ganmei Hospital of Kunming Medical University, Liver Transplantation Center of Organ Transplantation Institute of Yunnan Province, Kunming 650011, Yunnan Province, China
  • Revised:2014-06-26 Online:2014-08-30 Published:2014-08-30
  • Contact: Li Li, M.D., Professor, Doctoral supervisor, Department of Hepatobiliary and Pancreatic Surgery, the Affiliated Ganmei Hospital of Kunming Medical University, Liver Transplantation Center of Organ Transplantation Institute of Yunnan Province, Kunming 650011, Yunnan Province, China
  • About author:Ran Jiang-hua, M.D., Professor, Master’s supervisor, Department of Hepatobiliary and Pancreatic Surgery, the Affiliated Ganmei Hospital of Kunming Medical University, Liver Transplantation Center of Organ Transplantation Institute of Yunnan Province, Kunming 650011, Yunnan Province, China
  • Supported by:

    the Major Project of Kunming Science and Technology Bureau, No. 08S100304

Abstract:

BACKGROUND: Interleukin-6 is an important cytokine in the immune inflammatory response, strongly links with graft rejection reaction, and plays an important role in diagnosis of graft rejection and evaluation of anti-rejection.
OBJECTIVE: To measure the expression of interleukin-6 in acute rejection of the liver transplantation in the rhesus monkey, and to evaluate the value as an early diagnosis of acute rejection after liver transplantation.
METHODS: A total of 16 rhesus monkeys were used as the object and randomly divided into experimental group (no treated by immunosuppressant in perioperative period), and control group (treated by immunosuppressant in perioperative period). The allograft orthotopic liver transplantation models were established in those monkeys. Then serum and liver tissue were collected at 6, 12, 24, and 72 hours after surgery. Allograft rejection was monitored by liver function tests, and hematoxylin-eosin staining of liver and Banff score. Finally, the expression levels of interleukin-6 were detected by enzyme linked immunosorbent assay and immunohistochemistry.
RESULTS AND CONCLUSION: Acute graft rejection reaction appeared at 12, 24 and 72 hours after liver transplantation in the experimental group. The expressions of alanine aminotransferase, aspartate aminotransferase and total bilirubin were significantly higher in the experimental group than in the control group at 24 and 72 hours (P < 0.05). Histological manifestations were severer and Banff score was higher in the experimental group at 72 hours than in the control group (P < 0.05). Interleukin-6 levels were significantly higher in the serum and liver tissue of experimental group than in the control group at 12, 24 and 72 hours after liver transplantation (P < 0.05), especially at 72 hours. Results suggested that interleukin-6 possibly participated in rejection after liver transplantation. The expression of interleukin-6 was probably of significance in the early diagnosis of acute rejection after orthotopic liver transplantation in rhesus monkeys.



中国组织工程研究
杂志出版内容重点:肾移植肝移植移植;心脏移植;组织移植;皮肤移植;皮瓣移植;血管移植;器官移植组织工程


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Key words: liver transplantation, graft rejection, interleukin-6, macaca mulatta, early diagnosis

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