大型瘤与小额面外科手术后系统免疫耐受性的术后变化
Leah Trumet1,2,3, Jutta Ries1,2, Philip Sobl1,2
1Department of Oral and Cranio-Maxillofacial Surgery, Uniklinikum Erlangen, Friedrich-Alexander-Universität Erlangen-Nürnberg (FAU), 91054 Erlangen, Germany.
Cancers
|August 12, 2023
概括
广泛的口腔癌手术暂时增加免疫耐受性,较长的手术与更大的免疫变化相关. 这种效应是暂时的,不会导致长期的免疫抑制,支持缩短手术持续时间的努力.
科学领域:
- 免疫学 免疫学 免疫学
- 在瘤学瘤学.
- 手术科学 手术科学
背景情况:
- 辅助性和新辅助性免疫疗法对口腔状细胞癌 (OSCC) 是有前途的.
- 了解手术对全身免疫的影响对于优化治疗至关重要.
- 有限的数据存在于主要的口面部手术的免疫效应,如免费的微血管重建.
研究的目的:
- 分析面外科手术影响全身免疫耐受性参数的程度和机制.
- 为了研究不同类型的面手术后关键免疫生物标志物的变化.
主要方法:
- 实时定量PCR (RT-qPCR) 用于分析IL-6,IL-10,FOXP3和PD-L1.1的mRNA表达.
- 从50名在多个时间点接受了广泛的OSCC手术,自由重建或轻微的面手术的患者收集了血液样本.
- 统计分析,包括曼·惠特尼U测试和皮尔森相关性,用于比较组和时间点.
主要成果:
- 广泛的OSCC手术 (G1) 与轻微手术 (G3) 相比,显示术后PD-L1和IL-10表达显著更高.
- 与G3相比,G1在术后表现出明显较低的IL-6和FOXP3表达.
- 加长的手术持续时间与更高的IL-10和PD-L1表达以及 IL-6和FOXP3表达的减少相关.
结论:
- 在OSCC患者中进行广泛的手术会诱导暂时的系统性免疫耐受性.
- 观察到的免疫耐受性与手术持续时间有关,不会导致长期免疫抑制.
- 建议尽量减少手术持续时间,以调节术后免疫耐受度.
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