在输血依赖的沙拉西米亚患者的免疫功能的评估与合免疫接种
Nazlı Özge Özköteş1, Tuba Hilkay Karapınar1, Sultan Okur Acar1
1University of Health Sciences Türkiye, Dr. Behçet Uz Pediatric Diseases and Surgery Training and Research Hospital, Clinic of Pediatric Hematology and Oncology, İzmir, Türkiye.
概括
在接受输血的血病患者中,配合免疫与直接的库姆斯阳性和较低的C4和CD19+B细胞水平有关. 需要进一步的研究,以了解免疫因素,并识别早期标志物,以 alloantibody 发展.
科学领域:
- 免疫学 免疫学 免疫学
- 血液学 血液学 血液学
- 输血医学 输血医学
背景情况:
- 定期输血红细胞是治疗血症贫血的标准.
- 输血期间暴露于多个异构抗原可以改变免疫系统.
- 同免疫,即对外来抗原产生抗体,是对输血依赖患者的一个重大问题.
研究的目的:
- 研究血病患者的合免疫和免疫功能之间的关联.
- 为了确定参与所有抗体发展的免疫调节者.
- 为减少或预防免疫率提供数据.
主要方法:
- 追溯分析54名血病患者 (年龄为1-24岁).
- 检查所有抗体的频率和类型.
- 评估免疫功能和影响所有抗体形成的人口特征.
主要成果:
- 所有抗体检测率为29.6%.
- 输血开始后,所有抗体发育的中位时间为13.7年.
- 晚期开始输血与所有抗体的发展相关.
- 在抗体发育,直接库姆斯阳性,低C4补充成分和低CD19+B细胞计数之间发现了强烈的关联.
- 在血清免疫球蛋白水平 (IgG,IgA,IgM),C3补充成分,淋巴细胞总数或T细胞/NK细胞子集中没有发现显著差异.
结论:
- 血病患者的合免疫接种与特定的免疫标志物有关,如直接的库姆斯阳性和降低的C4和B细胞水平.
- 需要对更大的队列进行进一步的分子水平研究,以充分阐明与免疫接种相关的免疫病原性.
- 识别早期识别标志物对于管理这一群体的免疫接种至关重要.
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