与乳腺癌化疗不良反应相关的新型遗传结构
Morteza Gholami1,2,3, Mohsen Asouri1, Ali Asghar Ahmadi4
1Department of Paramedicine, Amol School of Paramedicine, Mazandaran University of Medical Sciences, Sari, Iran.
遗传变异和新型单质类型预测乳腺癌 (BC) 患者的不良化疗反应. 这些发现可能会导致BC特定的基因小组预测负面治疗结果.
科学领域:
- 遗传学 遗传学 是一个
- 在瘤学瘤学.
- 药物基因组学 药物基因组学
背景情况:
- 遗传变异会影响患者对化疗的反应.
- 了解这些变异对于个性化乳腺癌治疗至关重要.
研究的目的:
- 确定与乳腺癌 (BC) 患者化疗反应相关的遗传变异和单元型.
- 探索这些变异对基因表达的影响及其与不良事件的相关性.
主要方法:
- 全基因组关联研究 (GWAS) 确定了显著的变异 (p <5x10−8).
- 使用1000Genome LD数据精制的候选变体的哈普洛型分析.
- 表达量的定量特征位点 (eQTL) 分析和TCGA数据评估了瘤组织中的基因表达变化.
主要成果:
- 六种特定变异 (rs3820706,rs147451859,rs4784750,rs17587029,rs16830728,rs16972207) 与化疗反应 (p < 5x10−8) 有显著的关联.
- 七种新型单元类型与不良化疗反应有关,包括中性质衰竭,白血病,细胞毒性 (GAG-TTAT) 和脱发 (CC-CAACTCCCGTTGCGG).
- 与正常组织相比,PPCDC,NLRC5,STAM2和TNFSF13B基因的变异在BC组织中表现出改变的表达 (P ≤ 0.05),并显示了基因与基因的相关性 (P ≤ 0.05).
结论:
- 鉴定出基因变异和新型单质类型可以预测乳腺癌患者的不良化疗反应.
- 这些发现可能有助于开发一个BC特定的基因小组,用于预测不良治疗结果.
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