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Related Experiment Video

Updated: Jun 6, 2025

Author Spotlight: Unraveling the Mechanobiology of Tendon Impingement – A Multiaxial Murine Hind Limb Explant Model
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Association between copper and Achilles tendon disease: a two-sample Mendelian randomization study.

TianYang Chen1, Yan Gu1, ZiHao Zhang1

  • 1Changchun University of Chinese Medicine, Changchun, China.

Frontiers in Nutrition
|November 28, 2024
PubMed
Summary

Copper may protect against Achilles tendon disease (AT). This study used Mendelian randomization to find a causal link, suggesting copper supplementation could be a therapeutic approach for AT.

Keywords:
Achilles tendon diseaseMendelian randomization analysiscausal researchcoppermicronutrients

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Area of Science:

  • Nutritional science
  • Genetics
  • Orthopedics

Background:

  • Micronutrients are associated with Achilles tendon disease (AT).
  • Increased micronutrient intake may alleviate AT symptoms and offer therapeutic benefits.
  • The study investigates the causal link between 15 micronutrients and AT.

Purpose of the Study:

  • To clarify the causal relationship between specific micronutrients and Achilles tendon disease (AT).
  • To determine if micronutrients have a therapeutic effect on AT.
  • To provide evidence for clinical research and therapeutic strategies for AT.

Main Methods:

  • Mendelian randomization (MR) analysis was employed to assess causal effects.
  • Single nucleotide polymorphisms (SNPs) for micronutrients were sourced from genome-wide association studies (GWAS).
  • Outcome data for AT were obtained from a large meta-analysis of European-ancestry participants.

Main Results:

  • Inverse variance weighting (IVW) revealed a significant causal relationship between copper and AT (P=0.003, OR=0.899).
  • Copper was identified as a protective factor against AT.
  • Sensitivity analyses confirmed the robustness of the findings.

Conclusions:

  • A causal relationship exists between copper and Achilles tendon disease (AT).
  • Copper acts as a protective factor, suggesting potential therapeutic applications.
  • This research offers novel insights into the role of copper in AT management.