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Investigation of multiple populations highlight VEGFA polymorphisms to modulate anterior cruciate ligament injury

  • Daneil C. Feldmann
  • , Masouda Rahim
  • , Mathijs A.M. Suijkerbuijk
  • , Mary Jessica N. Laguette
  • , Paweł Cieszczyk
  • , Krzysztof Ficek
  • , Kinga Huminska-Lisowska
  • , Charlotte K. Häger
  • , Evalena Stattin
  • , Kjell G. Nilsson
  • , Javier Alvarez-Rumero
  • , Nir Eynon
  • , Julian Feller
  • , Oren Tirosh
  • , Michael Posthumus
  • , Emile R. Chimusa
  • , Malcolm Collins
  • , Alison V. September

Research output: Contribution to journal › Article › Research › peer-review

Abstract

Polymorphisms in VEGFA and KDR encoding proteins have been associated with anterior cruciate ligament (ACL) injury risk. We leveraged a collective sample from Sweden, Poland, and Australia to investigate the association of functional polymorphisms in VEGFA and KDR with susceptibility to ACL injury risk. Using a case–control genetic association approach, polymorphisms in VEGFA and KDR were genotyped and haplotypes inferred from 765 controls, and 912 cases clinically diagnosed with ACL rupture. For VEGFA, there was a significant overrepresentation of the rs2010963 CC genotype (p = 0.0001, false discovery rate [FDR]: p = 0.001, odds ratio [OR]: 2.16, 95% confidence interval [CI]: 1.47–3.19) in the combined ACL group (18%) compared to the combined control group (11%). The VEGFA (rs699947 C/A, rs1570360 G/A, rs2010963 G/C) A-A-G haplotype was significantly (p = 0.010, OR: 0.85, 95% CI: 0.69–1.05) underrepresented in the combined ACL group (23%) compared to the combined control group (28%). In addition, the A-G-G construct was significantly (p = 0.036, OR: 0.81, 95% CI: 0.64–1.02) underrepresented in the combined ACL group (12%) compared to the combined CON group (16%). Our findings support the association of the VEGFA rs2010963 CC genotype with increased risk and (ii) the VEGFA A-A-G haplotype with a reduced risk, and are in alignment with the a priori hypothesis. Collectively identifying a genetic interval within VEGFA to be implicated in ACL risk modulation and highlight further the importance of vascular regulation in ligament biology.

Original languageEnglish
Pages (from-to)1604-1612
Number of pages9
JournalJournal of Orthopaedic Research
Volume40
Issue number7
DOIs
Publication statusPublished - Jul 2022
Externally publishedYes

Keywords

  • ACL
  • angiogenesis
  • genetic association studies
  • ligament healing

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