Dichotomous regulation of group 3 innate lymphoid cells by nongastric Helicobacter species
Author(s) -
John W. Bostick,
Yetao Wang,
Zeli Shen,
Yong Ge,
Jeffrey B. Brown,
Zong-ming E. Chen,
Mansour Mohamadzadeh,
James G. Fox,
Liang Zhou
Publication year - 2019
Publication title -
proceedings of the national academy of sciences
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 5.011
H-Index - 771
eISSN - 1091-6490
pISSN - 0027-8424
DOI - 10.1073/pnas.1908128116
Subject(s) - innate lymphoid cell , biology , helicobacter , immunology , gut flora , helicobacter pylori , inflammation , immunity , innate immune system , microbiology and biotechnology , immune system , genetics
Significance Innate lymphoid cells (ILCs) in the intestine maintain both defense against pathogens and homeostasis of intestinal tissue, which is exposed to environmental influences, including microbes and ingested foods. We identified a pair ofHelicobacter species that activate ILCs but negatively regulate proliferation of group 3 RORγt+ ILCs (ILC3s) that are important for host immunity and inflammation. This opens the door for future investigations that explore the molecular factors produced by microbes that may influence the maintenance of ILC3s in the intestine.
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