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真菌毒素对树突状细胞免疫应答的影响

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真菌毒素是病原真菌产生的次级代谢产物,常污染多种农作物,通过食物链对人畜健康造成严重危害.真菌毒素具有多种毒性作用,包括神经毒性、肝毒性、免疫毒性、致畸性和致癌性等,但其免疫毒性机制尚不完全清楚.树突状细胞(DCs)作为功能最强大的抗原提呈细胞,在启动先天免疫和获得性免疫应答中发挥重要作用.现有研究发现真菌毒素能够影响DCs的内吞作用、刺激T细胞活化的能力以及细胞因子和趋化因子的分泌,本文旨在综述真菌毒素对DCs免疫应答的影响,为后续研究阐明真菌毒素的免疫毒性机制提供参考.
Effects of mycotoxins on immune response of dendritic cells
Mycotoxins are secondary metabolites produced by pathogenic fungi.They often contaminate various crops,and are detrimental to human and animal health.Mycotoxins have a variety of toxic effects,such as neurotoxicity,hepatotoxicity,immunotox-icity,teratogenicity,and carcinogenicity.However,the mechanism of immunotoxicity is still unclear.Dendritic cells(DCs),as the most potent antigen presenting cells,play a vital role in initiating innate and adaptive immune responses.Previous studies have found that mycotoxins can affect the endocytosis of DCs,the ability to stimulate T cell activation,the secretion of cytokines and chemokines.Thus,this review is aim to summarize the effects of mycotoxins on DCs-mediated immune responses,which may provide reference for researches to clarify the immunotoxicity mechanism of mycotoxins.

MycotoxinsImmunotoxicityDendritic cellsAntigen-presenting cells

于欢、尚国富、欧沙、洪亮、曾柱、胡祖权

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贵州医科大学生物与工程学院,贵州省感染免疫与抗体工程特色重点实验室,省部共建药用植物功效与利用国家重点实验室,贵阳 550025

真菌毒素 免疫毒性 树突状细胞 抗原提呈细胞

国家自然科学基金项目贵州省科技计划项目贵州省科技计划项目贵州省科技计划项目

21906036黔科合基础-ZK[2021]重点029黔科合支撑[2019]2787号黔科合平台人才[2016]5676

2024

中国免疫学杂志
中国免疫学会,吉林省医学期刊社

中国免疫学杂志

CSTPCD北大核心
影响因子:0.926
ISSN:1000-484X
年,卷(期):2024.40(4)
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