Chinese Journal of Tissue Engineering Research ›› 2015, Vol. 19 ›› Issue (51): 8266-8270.doi: 10.3969/j.issn.2095-4344.2015.51.012

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Influence of persimmon tannin water extract on periodontal ligament fibroblast proliferation

Liu Xiao-li1, Liu Wen-xuan2, Zhou Xiang1, Liu Xin3, Yin Wei-wei1, Liu Xue-cong1   

  1. 1Department of Stomatology, Children’s Hospital of Hebei Province, Shijiazhuang 050000, Hebei Province, China; 2Department of Epidemiology and Health Statistics, School of Public Health, Hebei Medical University, Shijiazhuang 050000, Hebei Province, China; 3Department of Orthodontics, Second Hospital of Hebei Province, Shijiazhuang 050000, Hebei Province, China
  • Online:2015-12-10 Published:2015-12-10
  • Contact: Liu Xue-cong, Professor, Department of Stomatology, Children’s Hospital of Hebei Province, Shijiazhuang 050000, Hebei Province, China
  • About author:Liu Xiao-li, Master, Department of Stomatology, Children’s Hospital of Hebei Province, Shijiazhuang 050000, Hebei Province, China
  • Supported by:

    the Scientific Research Plan of Hebei Province, No. 132777246

Abstract:

BACKGROUND: Persimmon is rich in tannin substances. Tannin has antibacterial, antiviral, antioxidant, anti-tumor effects as well as protects the mucosa and has a role of convergence, and its practicality and safety in the mouth have been certified.
OBJECTIVE: To investigate the effects of persimmon tannin water extract with different concentrations on the proliferation of periodontal ligament cells.
METHODS: Premolars from adolescents due to orthodontic extraction were placed in a sterile DMEM medium to culture periodontal ligament cells in vitro. Tannin from persimmon fruit was extracted by ultrasound. Cells were cultured in medium containing different concentrations of persimmon tannin water extracts (0.013 3, 0.025 9, 0.038 9, 0.088, 0.147, 0.440, 0 g/L) for 24, 48 and 72 hours, respectively. Then, MTT, coomassie brilliant blue staining and alkaline phosphatase method were used to observe the effects of persimmon tannin water extract on the number of periodontal ligament cells, total protein content and cell viability at different time points, respectively.
RESULTS AND CONCLUSION: At 24, 48 and 72 hours after culture, the persimmon tannin water extract at different concentrations could promote the cell growth, accelerate the protein synthesis, and strengthen the activity in a dose- and time-dependent manner. These findings indicate that the persimmon tannin water extraction can promote the proliferation of human periodontal ligament cells. 

 

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