在糖尿病中MTHFR基因多态性
Yaqin Cai1, Bin Liu2, Yingping Zhang1
1Department of Clinical Laboratory, Zhuhai 5th People's Hospital, Zhuhai, Guangdong 519055, China.
概括
甲基酸酸减少酶 (MTHFR) 基因变异与高水平的同类半氨酸有关,这是糖尿病并发症的危险因素. 这篇评论探讨了MTHFR基因.
科学领域:
- 遗传学 是一个遗传学.
- 生物化学 生化学
- 内分泌学 在内分泌学.
背景情况:
- 叶酸循环涉及关键酶,如甲基酸酸减少酶 (MTHFR),甲氨酸合成酶 (MTR) 和甲氨酸合成酶减少酶 (MTRR),对同类氨酸和甲氨酸平衡至关重要.
- MTHFR和MTRR基因多态可能会损害同型氨酸的再甲基化,导致同型氨酸水平升高 (超同型氨酸血症).
- 超homocysteinemia与血管损伤,血栓形成和心脏病有关,这些都是糖尿病 (DM) 死亡率和发病率的重要贡献者.
研究的目的:
- 审查新兴的甲基网酸减少酶 (MTHFR) 基因多态性作为糖尿病风险因素的新兴作用.
- 总结目前关于MTHFR基因变异与糖尿病病理生理学的相关性研究,包括炎症和胰岛素抵抗.
主要方法:
- 对研究MTHFR基因多态性及其与糖尿病相关的研究的文献综述.
- 分析涉及MTHFR,同氨酸代谢的生物化学途径,以及它们对糖尿病并发症的影响.
主要成果:
- MTHFR基因多态性,特别是C677T,独立地与血同类半氨酸水平的增加有关.
- 由于MTHFR变异而导致的同类半氨酸水平升高可能导致糖尿病中普遍存在的血管并发症.
- 新出现的证据表明,MTHFR基因多态性在糖尿病病理生理学中起作用,影响炎症和胰岛素抵抗.
结论:
- MTHFR基因多态是糖尿病的新兴危险因素.
- 了解MTHFR变异与糖尿病之间的联系对于开发新的干预和预防策略至关重要.
- 需要进一步的研究来阐明MTHFR基因多态化对糖尿病及其并发症的影响的确切机制.
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