在全源造血干细胞移植后,FOXP3单核酸多态的影响
Kai Kuroiwa1, Misuzu Sato2, Hinako Narita1
1Division of Hematology, Department of Medicine, Showa University School of Medicine, 1-5-8 Hatanodai, Shinagawa-ku, Tokyo, 142-8666, Japan.
International journal of hematology
|February 28, 2024
概括
一种特定的FOXP3基因变异 (rs3761548) 在异性干细胞移植后显著增加严重慢性移植对宿主疾病 (cGVHD) 的风险. 这一发现有助于预测患者的cGVHD发生.
科学领域:
- 免疫遗传学 免疫遗传学
- 造血干细胞移植 造血干细胞移植
- 移植对宿主疾病 移植对宿主疾病
背景情况:
- 在全源造血干细胞移植 (allo-HSCT) 结果中FOXP3单核酸多态 (SNP) 的作用尚不清楚.
- FOXP3对于调节T细胞功能至关重要,影响免疫耐受性.
研究的目的:
- 为了研究特定的FOXP3 SNP (rs3761548) 与接受alo-HSCT的患者的临床结果之间的关联.
- 确定这个SNP是否可以预测严重的慢性移植对宿主疾病 (cGVHD) 的风险.
主要方法:
- 对91名患有血液性恶性瘤的患者进行了回顾性分析,这些患者接受了allo-HSCT.
- 对于FOXP3 SNP的基因造型 rs3761548.8.
- 多变量分析以评估SNP对cGVHD风险的影响.
主要成果:
- 患有FOXP3-3279C/A或FOXP3-3279A/A基因型的患者患重症cGVHD的风险明显更高.
- 与FOXP3-3279C/C基因型相比,这些患者严重cGVHD的危险比 (HR) 为2.69 (95% CI为1.14-6.31,p=0.023).
- FOXP3 SNP rs3761548与cGVHD严重程度的增加有关.
结论:
- FOXP3 SNP rs3761548基因型是allo-HSCT后严重cGVHD的潜在预测标志物.
- 识别患有cGVHD风险较高的患者可以为临床管理策略提供信息.
- 需要进一步的研究,以在更大的队列中验证这些发现.
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