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甲状腺功能低下症中的多遗传变异和生活方式因素之间的相互作用:一项基于医院的队列研究
1Department of Food and Nutrition, Obesity/Diabetes Research Center, Hoseo University, Asan 31499, Republic of Korea.
Nutrients
|September 9, 2023
概括
这项研究确定了与甲状腺功能低下风险相关的遗传变异和多基因风险评分 (PRS). 吸烟等PRS,饮食和生活方式因素之间的相互作用显著影响疾病易感性.
科学领域:
- 内分泌学 在内分泌学.
- 遗传学 是一个遗传学.
- 营养科学 营养科学
背景情况:
- 甲状腺功能低下症是一种常见的内分泌疾病,具有多样化的代谢影响.
- 了解遗传和生活方式因素对于低甲状腺症风险评估至关重要.
研究的目的:
- 调查与甲状腺功能低下风险相关的多基因变异.
- 检查多基因风险评分 (PRS) 与饮食模式和生活方式因素在甲状腺功能低下症发展中的相互作用.
主要方法:
- 全基因组关联研究 (GWAS) 以确定甲状腺功能低下症相关的遗传变异.
- 一般化的多因素缩小维度 (GMDR) 选择交互变体并生成PRS.
- 分析PRS,饮食模式 (植物性饮食,西式饮食) 和吸烟状态之间的相互作用.
主要成果:
- 确定了一个涉及DUOX1,TSHR和HLA-DQA1的三单核酸多态 (SNP) 模型.
- 较高的PRS (三和七SNP模型) 与甲状腺功能低下风险增加相关 (分别为2.11倍和2.32倍).
- 观察到PRS和白细胞计数,饮食模式和吸烟状态之间的相互作用,影响甲状腺功能低下的风险.
结论:
- 免疫和甲状腺激素分泌途径的遗传变异与甲状腺功能低下有关.
- 多基因风险得分与饮食模式 (PBD,WSD) 和吸烟状态相互作用,以调节甲状腺功能低下风险.
- 这些发现支持用于预防甲状腺功能低下的精准医学策略.
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