Chinese Journal of Tissue Engineering Research ›› 2021, Vol. 25 ›› Issue (35): 5594-5598.doi: 10.12307/2021.286

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Effect of serum containing Bushen Tiaogan prescription on interleukin-1beta-induced chondrocyte apoptosis

Fan Shuai1, Lin Jiebin1, Wu Chunfei1, Xu Zhaohui2   

  1. 1The Third Affiliated Hospital of Guangzhou University of Chinese Medicine, Guangzhou 510000, Guangdong Province, China; 2Shenzhen Luohu District Traditional Chinese Medicine Hospital, Shenzhen 518000, Guangdong Province, China
  • Received:2020-12-03 Revised:2020-12-12 Accepted:2021-01-16 Online:2021-12-18 Published:2021-08-03
  • Contact: Fan Shuai, the Third Affiliated Hospital of Guangzhou University of Chinese Medicine, Guangzhou 510000, Guangdong Province, China
  • About author:Fan Shuai, Master, Attending physician, the Third Affiliated Hospital of Guangzhou University of Chinese Medicine, Guangzhou 510000, Guangdong Province, China
  • Supported by:
    Guangdong Provincial Natural Science Foundation Project, No. 2018A0303130103; a grant from Guangdong Provincial Bureau of Traditional Chinese Medicine, No. 20201171 (to FS); Guangzhou University of Chinese Medicine Innovation Fund, No. sy201701 (to FS)

Abstract: BACKGROUND: Previous studies have found that Bushen Tiaogan prescription can significantly improve the symptoms of osteoarthritis, with a positive clinical effect, but there is still a lack of relevant experimental evidence.
OBJECTIVE: To explore the effect of serum containing Bushen Tiaogan prescription on interleukin (IL)-1β-induced chondrocyte apoptosis and its molecular mechanism. 
METHODS: Passage 3 chondrocytes from rats were randomly divided into four groups: PBS group (control group), 10 μg/L IL-1β group, 10 μg/L IL-1β+5% Bushen Tiaogan prescription group, 10 μg/L IL-1β+10% Bushen Tiaogan prescription group, in which chondrocytes were treated for 24 hours. Flow cytometry was used to detect cell apoptosis, and western blot was used to analyze the expression levels of SOX9, NF-κB P65 and p-NF-κB P65 proteins. An approval was obtained from the Animal Experimental Ethics Committee of Guangzhou University of Chinese Medicine. 
RESULTS AND CONCLUSION: Compared with the control group, IL-1β induced chondrocyte apoptosis (P < 0.05). Compared with the IL-1β group, the apoptosis rate of chondrocytes in the 10 μg/L IL-1β+5% Bushen Tiaogan prescription and 10 μg/L IL-1β+10% Bushen Tiaogan prescription groups significantly decreased in a dose-dependent manner (P < 0.05). Compared with the control group, the expression of SOX9 in the IL-1β group was significantly lower than that of the control group (P < 0.05), and the expression of p-P65/P65 was significantly higher than that of the control group (P < 0.05). The expression of SOX9 in the        10 μg/L IL-1β+5% Bushen Tiaogan prescription and 10 μg/L IL-1β+10% Bushen Tiaogan prescription groups was significantly higher than that in the IL-1β group (P < 0.05), and the expression of p-P65/P65 in the 10 μg/L IL-1β+10% Bushen Tiaogan prescription group was significantly lower than that in the IL-1β group  (P < 0.05). To conclude, Bushen Tiaogan prescription may inhibit IL-1β-induced apoptosis of rat osteoarticular chondrocytes by regulating SOX9/NF-κB, and play a role in alleviating articular cartilage degeneration.

Key words: osteoarthritis, Bushen Tiaogan prescription, articular cartilage, SOX9/NF-κB

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