Chinese Journal of Tissue Engineering Research ›› 2013, Vol. 17 ›› Issue (4): 571-575.doi: 10.3969/j.issn.2095-4344.2013.04.001

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Whether the cells of different lumbar discs can produce interleukin-1 beta

Hu Bao-shan, Xu Xi-jun, Guo Yuan-li, Rui Gang   

  1. Department of Orthopedics, the First Affiliated Hospital of Xiamen University, Xiamen 361012, Fujian Province, China
  • Received:2012-04-02 Revised:2012-08-21 Online:2013-01-22 Published:2013-01-22
  • About author:Hu Bao-shan☆, Doctor, Associate chief physician, Department of Orthopedics, the First Affiliated Hospital of Xiamen University, Xiamen 361012, Fujian Province, China

Abstract:

BACKGROUND: The studies found that there are cytokines and inflammatory cytokines in the degenerative intervertebral disc, but it is still unknown that whether they come from the outer intervertebral disc or inner intervertebral disc.
OBJECTIVE: To investigate whether the cells of different lumbar discs can produce inflammatory cytokine interleukin-1β.
METHODS: The cells of rabbit lumbar disc were isolated and cultured and then identified. The cells were induced with Fn120 fibronectin fragments, and PBS was used in the control group. The expression of interleukin-1β was detected by immunofluorescence method and reverse transcription-PCR.
RESULTS AND CONCLUSION: In the experimental group, the cartilage cells of intervertebral disc and fibroblasts of annulus fibrosis could produce the interleukin-1β. The results showed that cartilage endplate cells and the fibroblasts of annulus fibrosis can produce interleukin-1β.

Key words: bone and joint implants, spinal implants, intervertebral disc cells, disc degeneration, interleukin-1β, fibronectin, endplate cells, fibroblasts of annulus fibrosis, autocrine, cell culture, cytokine, inflammatory mediators, other grants-supported paper, photographs-containing paper of bone and joint implants

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