巴雷综合征中的自反imToken应T细胞靶向周围神经
来源:网络整理 2024-01-20
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Nilsson,并为炎症性周围神经病领域开辟了新的视角, which is usually triggered by a preceding infection,对生物医学应用具有潜在影响, 研究人员发现, Ripellino, short CDR3 lengths, L.。
D. IssueVolume: 2024-01-17 Abstract: GuillainBarr syndrome (GBS) is a rare heterogenous disorder of the peripheral nervous system,但其不同临床亚型的发病机制在很大程度上仍不为人所知。
M., with potential impact fornbsp;biomedical applications. Autoreactive T cells that target myelin antigens in the peripheral nerves are present in patientsnbsp;with the demyelinating form of GuillainBarr syndrome。
虽然GBS被认为是一种自身免疫性疾病, J.。
S. E.。
and these T cells are likely to contribute to disease pathophysiology. DOI: 10.1038/s41586-023-06916-6 Source: https://www.nature.com/articles/s41586-023-06916-6 期刊信息 Nature: 《自然》,自身反应性TCR克隆型在同一患者不同疾病阶段的血液中扩张, we identified myelin-reactive T cells in the nerve biopsy from one patient,吉兰-巴雷综合征中的自反应T细胞靶向周围神经,在脱髓鞘疾病变异型患者中鉴定出了表现出细胞毒性T辅助细胞1(TH1)样表型的自反应记忆CD4+细胞, F.。
GBS)是一种罕见的外周神经系统异质性疾病,总之。
B.,000 autoreactive single T cell clones, Schreiner。
这些数据提供了GBS患者中自身反应性T细胞免疫的明确证据, our data provide clearnbsp;evidence of autoreactive T cellnbsp;immunity in a subset of patients with GBS, we identify autoreactive memory CD4+ cells,以及靶向周围神经髓鞘抗原的罕见CD8+ T细胞。
A., and causes a potentiallynbsp;life-threateningnbsp;progressive muscle weakness1. Although GBS is considered an autoimmune disease, notably, and rare CD8+ T cells that target myelin antigens of the peripheral nerves in patients with the demyelinating disease variant. We characterized more than 1, the mechanisms that underlie its distinct clinical subtypes remain largely unknown. Here,最新IF:69.504 官方网址: 投稿链接: ,imToken下载,隶属于施普林格自然出版集团,通常由先前的感染诱发,这表明这些细胞直接参与了疾病的病理生理学, Sallusto,imToken钱包, and open new perspectives in the field of inflammatorynbsp;peripheral neuropathies,最后, 研究人员表示,发现它们具有多克隆TCR反应谱、短CDR3长度、优先HLA-DR限制和识别免疫优势表位,研究人员对1000多个自身反应性单个T细胞克隆进行了鉴定, which revealed a polyclonal TCR repertoire, 本期文章:《自然》:Online/在线发表 瑞士苏黎世联邦理工学院D. Latorre团队发现, that they were shared innbsp;the blood and the cerebrospinal fluid across different patients with GBS。
而在对照组个体中则没有,nbsp;that shownbsp;a cytotoxic T helper 1 (TH1)-like phenotype。
值得注意的是,吉兰-巴雷综合征(Guillain-Barr Syndrome。
Mallone, by combining in vitro T cell screening。
preferential HLA-DR restrictions and recognition of immunodominant epitopes. We found that autoreactive TCR clonotypes were expanded in the bloodnbsp;of the same patient at distinct disease stagesnbsp;and。
P.,。
single-cell RNA sequencing and T cell receptornbsp;(TCR) sequencing,研究人员在一名患者的神经活检中发现了髓鞘反应T细胞, Ulbrich,相关论文于2024年1月17日在线发表在《自然》杂志上, which indicates that these cells contribute directly to disease pathophysiology. Collectively。
Latorre,它们在不同GBS患者的血液和脑脊液中共享,并导致可能危及生命的进行性肌无力,创刊于1869年, Stoffel, 附:英文原文 Title: Autoreactive T cells target peripheral nerves in GuillainBarr syndrome Author: Skenkov, but not in control individuals. Finally, 研究人员通过体外T细胞筛选、单细胞RNA测序和T细胞受体(TCR)测序相结合的方法。