对骨关节炎的遗传影响与其他类风湿性疾病的对比
Karin Magnusson1, Aleksandra Turkiewicz2, Martin Rydén2
1Lund University, Lund, Sweden and Norwegian Institute of Public Health, Oslo, Norway.
Arthritis & rheumatology (Hoboken, N.J.)
|September 11, 2023
概括
骨关节炎 (OA) 显示出显著的遗传性,与其他类风湿性疾病相比. 共同的遗传因素有助于关节炎与肩膀和背部疼痛的同时发生,这表明有类似的潜在原因.
科学领域:
- 风湿病学和遗传学
- 肌肉骨系统疾病的流行病学
背景情况:
- 骨关节炎 (OA) 和其他类风湿性/肌肉骨性疾病 (RMDs) 构成了严重的健康负担.
- 了解这些疾病的遗传基础对于开发有针对性的疗法至关重要.
- 以前的研究已经探索了个体RMD的遗传性,但直接比较和共享的遗传影响是不太了解.
研究的目的:
- 为了比较基因对骨关节炎 (OA) 的贡献与统一人口中的其他类风湿/肌肉骨疾病 (RMDs).
- 调查OA与其他RMD之间共享的遗传因素的程度.
主要方法:
- 使用了瑞典大型双胞胎登记 (n=59,970) 年龄为35岁及以上.
- 对OA (周围关节,部),背部/部疼痛,肩膀疼痛,类风湿性关节炎,脊椎关节炎 (SpA),牛皮关节炎,肌痛和骨质疏松症的估计遗传性.
- 采用双变异的经典双胞胎模型来评估表型相关性和量化OA和其他RMD之间的共享遗传变异.
主要成果:
- 骨关节炎 (OA) 显示出相当大的遗传性,部OA为64%,任何部位OA为50%.
- 在OA和肩膀疼痛 (70%的共同遗传) 和OA和背部/部疼痛 (25-75%的共同遗传) 之间发现了显著的遗传重叠.
- 骨关节炎和其他RMD之间的表型相关性通常较低,遗传贡献不那么有说服力.
结论:
- 骨关节炎 (OA) 与许多其他类风湿/肌肉骨疾病 (RMDs) 相比具有相对较高的遗传性.
- 关节炎与肩膀疼痛和背部/部疼痛的共同同时发生受到共同的遗传因素的显著影响.
- 这些发现表明OA和某些疼痛状况的病因可能相似,突显了基因研究对理解这些相互关联的疾病的重要性.
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