Open Access

Curcumin inhibits osteoclastogenic potential in PBMCs from rheumatoid arthritis patients via the suppression of MAPK/RANK/c-Fos/NFATc1 signaling pathways

  • Authors:
    • Wei Shang
    • Ling‑Jie Zhao
    • Xiao‑Lei Dong
    • Zhi‑Ming Zhao
    • Jing Li
    • Bei‑Bei Zhang
    • Hui Cai
  • View Affiliations

  • Published online on: August 25, 2016     https://doi.org/10.3892/mmr.2016.5674
  • Pages: 3620-3626
  • Copyright: © Shang et al. This is an open access article distributed under the terms of Creative Commons Attribution License.

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Abstract

The aim of the present study was to determine the effects of curcumin on the osteoclastogenic potential of peripheral blood mononuclear cells (PBMCs) obtained from patients with rheumatoid arthritis (RA), and to investigate the underlying molecular mechanisms. PBMCs from patients with RA (n=12) and healthy controls (n=10) were cultured to assess osteoclastogenic potential. The number of tartrate‑resistant acid phosphatase‑positive osteoclasts differentiated from PBMCs isolated from patients with RA was significantly increased compared with that of the healthy controls. In addition, the osteoclast number in patients with RA was correlated with the clinical indicators, Sharp score (r=0.810; P=0.001) and lumbar T‑score (r=‑0.685; P=0.014). Furthermore, the resorption area was increased in the RA group compared with the healthy controls. The mRNA and protein expression levels in PBMC‑derived osteoclasts treated with curcumin were measured by reverse transcription‑quantitative polymerase chain reaction and western blotting, respectively. Curcumin inhibited the osteoclastogenic potential of PBMCs, potentially by suppressing activation of extracellular signal‑regulated kinases 1 and 2, p38 and c‑Jun N‑terminal kinase, and inhibiting receptor activator of nuclear factor κB (RANK), c‑Fos and nuclear factor of activated T cells (NFATc1) expression. The results of the present study demonstrated that curcumin may inhibit the osteoclastogenic potential of PBMCs from patients with RA through the suppression of the mitogen‑activated protein kinase/RANK/c‑Fos/NFATc1 signaling pathways, and that curcumin may be a potential novel therapeutic agent for the treatment of bone deterioration in inflammatory diseases such as RA.
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October-2016
Volume 14 Issue 4

Print ISSN: 1791-2997
Online ISSN:1791-3004

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Spandidos Publications style
Shang W, Zhao LJ, Dong XL, Zhao ZM, Li J, Zhang BB and Cai H: Curcumin inhibits osteoclastogenic potential in PBMCs from rheumatoid arthritis patients via the suppression of MAPK/RANK/c-Fos/NFATc1 signaling pathways. Mol Med Rep 14: 3620-3626, 2016.
APA
Shang, W., Zhao, L., Dong, X., Zhao, Z., Li, J., Zhang, B., & Cai, H. (2016). Curcumin inhibits osteoclastogenic potential in PBMCs from rheumatoid arthritis patients via the suppression of MAPK/RANK/c-Fos/NFATc1 signaling pathways. Molecular Medicine Reports, 14, 3620-3626. https://doi.org/10.3892/mmr.2016.5674
MLA
Shang, W., Zhao, L., Dong, X., Zhao, Z., Li, J., Zhang, B., Cai, H."Curcumin inhibits osteoclastogenic potential in PBMCs from rheumatoid arthritis patients via the suppression of MAPK/RANK/c-Fos/NFATc1 signaling pathways". Molecular Medicine Reports 14.4 (2016): 3620-3626.
Chicago
Shang, W., Zhao, L., Dong, X., Zhao, Z., Li, J., Zhang, B., Cai, H."Curcumin inhibits osteoclastogenic potential in PBMCs from rheumatoid arthritis patients via the suppression of MAPK/RANK/c-Fos/NFATc1 signaling pathways". Molecular Medicine Reports 14, no. 4 (2016): 3620-3626. https://doi.org/10.3892/mmr.2016.5674