Chinese Journal of Tissue Engineering Research ›› 2015, Vol. 19 ›› Issue (5): 766-771.doi: 10.3969/j.issn.2095-4344.2015.05.019

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Effects of various doses of Liushen Pill on microvessel density in models of esophageal cancer xenografts

Zhang Hui1, Huang Li-zhong2, Tian Sha2, Yang Ju2, Dai Xin-jun2   

  1. 1Hunan University of Chinese Medicine, Changsha 410208, Hunan Province, China
    2College of Integrated Chinese and Western Medicine, Hunan University of Chinese Medicine, Changsha 410208, Hunan Province, China
  • Revised:2014-11-14 Online:2015-01-30 Published:2015-03-02
  • Contact: Huang Li-zhong, Professor, Doctoral supervisor, College of Integrated Chinese and Western Medicine, Hunan University of Chinese Medicine, Changsha 410208, Hunan Province, China
  • About author:Zhang Hui, Studying for doctorate, Hunan University of Chinese Medicine, Changsha 410208, Hunan Province, China

Abstract:

BACKGROUND: Liushen Pill is a traditional Chinese herbal formula, has the effects of heat-clearing and detoxicating, eliminating stagnation, detumescence and alleviating pain. Modern pharmacology verifies that Liushen Pill has anti-inflammatory, analgesic, cardiac, anti-viral, anti-tumor effects, and has been extensively used in the treatment of various infectious diseases and malignant cancer.
OBJECTIVE: To investigate the inhibitory effects of Liushen Pill on esophageal cancer xenografts, and effects on microvessel density and vascular endothelial growth factor expression.
METHODS: After reproducing nude mouse models of human esophageal cancer, 48 nude mice were randomly divided into high-dose Liushen Pill group, moderate-dose Liushen Pill group, low-dose Liushen Pill group, cisplatin group, model group and blank group. According to medication regimen, drugs were given. The growth of transplanted tumor of nude mice was dynamically observed in each group. The nude mice were sacrificed after 20 days of treatment. Neoplasm weight was taken and the tumor-suppressing rate was calculated. Immunohistochemistry was used to detect microvessel density and the expression of vascular endothelial growth factor.
RESULTS AND CONCLUSION: The weight of transplanted tumor was significantly lower in the high-dose Liushen Pill group, moderate-dose Liushen Pill group, low-dose Liushen Pill group, and cisplatin group than in the model group (P < 0.05). Microvessel density and the expression of vascular endothelial growth factor were obviously lower in the each Liushen Pill group than in the model group, but not as apparent as that in the cisplatin group. Results suggested that Liushen Pill can inhibit the growth of the esophageal cancer xenografts. Liushen Pill can down-regulate the expression of vascular endothelial growth factor and reduce microvessel density, which is one of the tumor-inhibiting mechanism of Liushen Pill.



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: Esophageal Neoplasms, Vascular Endothelial Growth Factors, Drugs, Chinese Herbal

CLC Number: