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Setting the table for immune tolerance

delete2025-08-14
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PRE
AI
M
Michael A. Silverman
K
Kathryn A. Knoop
DOI:10.1126/science.adz8687delete
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摘要

摘要

En 中文
自出生起,新生儿便被万亿级微生物定植,这带来了严峻的挑战:需要快速且准确地辨别哪些微生物对人类健康有益或有害。新生儿必须对有益或共生微生物群产生耐受,同时针对病原体启动有效的免疫应答。母体抗体通过宫内转移及母乳传递,在保护新生儿免受病原微生物侵害方面发挥作用,但它们是否塑造其他免疫应答尚不明确。本期第703页,Shenoy等人(1)报道,在小鼠生命第一周内,母乳中的免疫球蛋白G(IgG)抗体与小鼠微生物群中的非致病性成员相互作用,以调节幼鼠对微生物和膳食抗原的免疫应答,这些抗原在断奶期过渡至固体食物时会在肠道中遇到。提供针对微生物的母体抗体可能有助于预防人类婴儿发生结肠炎,以及防止对食物抗原产生危险的超敏反应。
Keyword:
neonatal immunity
maternal antibodies
microbiota
IgG
weaning
colitis
food allergies

期刊

Science 封面图
Science
IF:
45.8
论文数:
1.4W
被引数:
78.6W

机构

D
Department of Immunology
学者数:
776
论文数: 284
被引数: 3
C
Children’s Hospital of Philadelphia
学者数:
658
论文数: 242
被引数: 1
引用论文

引用论文

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The right educational environment: Oral tolerance in early life
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Microbial colonization programs are structured by breastfeeding and guide healthy respiratory development微生物定植计划由母乳喂养构成,并指导健康的呼吸道发育
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