Therapeutic effect of modified meridian-guided acupoint pressing on lumbar facet joint osteoarthritis: an integrated microbiomics and metabolomics analysis - Report - MDSpire

Therapeutic effect of modified meridian-guided acupoint pressing on lumbar facet joint osteoarthritis: an integrated microbiomics and metabolomics analysis

  • By

  • Yu Jiang

  • Wanan Qin

  • Li Wei

  • Yalian Liao

  • Gejin Wei

  • July 8, 2026

  • 0 min

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Clinical Report: Efficacy of Modified Meridian-Guided Acupoint Pressing in LFJ OA

Overview

This study investigates the efficacy of Modified Meridian-Guided Acupoint Pressing (MMGAP) in treating lumbar facet joint osteoarthritis (LFJ OA) using an animal model. Findings indicate significant reductions in inflammation and alterations in gut microbiota and serum metabolomic profiles.

Background

Lumbar facet joint osteoarthritis (LFJ OA) is a common cause of chronic low back pain, particularly in older adults. Current treatments often provide only temporary relief and can have adverse effects.

Data Highlights

OutcomeMeasurementResult
Inflammatory cell infiltrationHistological analysisSignificantly reduced
Serum IL-1βELISADownregulated (p < 0.05)
Serum TNF-αELISADownregulated (p < 0.05)
TRPV1 protein expressionWestern blotReduced by >40%
Gut microbiota diversity16S rRNA sequencingElevated indices (p < 0.05)

Key Findings

  • MMGAP significantly reduced inflammatory cell infiltration in lumbar muscles and facet joints.
  • Serum levels of IL-1β and TNF-α were markedly downregulated.
  • TRPV1 protein expression was reduced by over 40% at both mRNA and protein levels.
  • MMGAP reshaped gut microbiota, enhancing diversity indices and altering β-diversity clustering.
  • Fecal microbiota transplantation from MMGAP-treated rats replicated therapeutic effects.

Clinical Implications

Further exploration of MMGAP's mechanisms could enhance understanding of its role in managing degenerative joint diseases.

Conclusion

MMGAP alleviates LFJ OA through modulation of inflammatory responses and gut microbiota.

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  4. ASIPP - American Society of Interventional Pain Physicians, ASIPP, 2026 -- Comprehensive evidence-based guideline on facet joint interventions
  5. BMJ, 2025 -- Commonly used interventional procedures for non-cancer chronic spine pain: a clinical practice guideline
  6. WHO, 2023 -- Guidelines on chronic low back pain
  7. Frontiers in Pain Research — Integrated machine learning and multi-omics analysis identifies CYP1B1 as a candidate target of orientin in intervertebral disc degeneration-associated low back pain
  8. Acupuncture for Chronic Low Back Pain in Older Adults: A Randomized Clinical Trial
  9. Efficacy and safety of 650 nm invasive laser acupuncture on non-specific chronic low back pain: a randomized clinical trial
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  11. The gut–joint axis in osteoarthritis
  12. The impact of mitochondrial dysfunction on osteoarthritis cartilage: current insights and emerging mitochondria-targeted therapies
  13. ASIPP - American Society of Interventional Pain Physicians
  14. Commonly used interventional procedures for non-cancer chronic spine pain: a clinical practice guideline | The BMJ
  15. WHO releases guidelines on chronic low back pain

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