Th9 Cells Drive Host Immunity against Gastrointestinal Worm Infection
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Th9 Cells Drive Host Immunity against Gastrointestinal Worm Infection. / Licona-Limón, Paula; Henao-Mejia, Jorge; Temann, Angela U; Gagliani, Nicola; Licona-Limón, Ileana; Ishigame, Harumichi; Hao, Liming; Herbert, De'broski R; Flavell, Richard A.
In: IMMUNITY, Vol. 39, No. 4, 17.10.2013, p. 744-57.Research output: SCORING: Contribution to journal › SCORING: Journal article › Research › peer-review
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TY - JOUR
T1 - Th9 Cells Drive Host Immunity against Gastrointestinal Worm Infection
AU - Licona-Limón, Paula
AU - Henao-Mejia, Jorge
AU - Temann, Angela U
AU - Gagliani, Nicola
AU - Licona-Limón, Ileana
AU - Ishigame, Harumichi
AU - Hao, Liming
AU - Herbert, De'broski R
AU - Flavell, Richard A
N1 - Copyright © 2013 Elsevier Inc. All rights reserved.
PY - 2013/10/17
Y1 - 2013/10/17
N2 - Type 2 inflammatory cytokines, including interleukin-4 (IL-4), IL-5, IL-9, and IL-13, drive the characteristic features of immunity against parasitic worms and allergens. Whether IL-9 serves an essential role in the initiation of host-protective responses is controversial, and the importance of IL-9- versus IL-4-producing CD4⁺ effector T cells in type 2 immunity is incompletely defined. Herein, we generated IL-9-deficient and IL-9-fluorescent reporter mice that demonstrated an essential role for this cytokine in the early type 2 immunity against Nippostrongylus brasiliensis. Whereas T helper 9 (Th9) cells and type 2 innate lymphoid cells (ILC2s) were major sources of infection-induced IL-9 production, the adoptive transfer of Th9 cells, but not Th2 cells, caused rapid worm expulsion, marked basophilia, and increased mast cell numbers in Rag2-deficient hosts. Taken together, our data show a critical and nonredundant role for Th9 cells and IL-9 in host-protective type 2 immunity against parasitic worm infection.
AB - Type 2 inflammatory cytokines, including interleukin-4 (IL-4), IL-5, IL-9, and IL-13, drive the characteristic features of immunity against parasitic worms and allergens. Whether IL-9 serves an essential role in the initiation of host-protective responses is controversial, and the importance of IL-9- versus IL-4-producing CD4⁺ effector T cells in type 2 immunity is incompletely defined. Herein, we generated IL-9-deficient and IL-9-fluorescent reporter mice that demonstrated an essential role for this cytokine in the early type 2 immunity against Nippostrongylus brasiliensis. Whereas T helper 9 (Th9) cells and type 2 innate lymphoid cells (ILC2s) were major sources of infection-induced IL-9 production, the adoptive transfer of Th9 cells, but not Th2 cells, caused rapid worm expulsion, marked basophilia, and increased mast cell numbers in Rag2-deficient hosts. Taken together, our data show a critical and nonredundant role for Th9 cells and IL-9 in host-protective type 2 immunity against parasitic worm infection.
KW - Adoptive Transfer
KW - Animals
KW - DNA-Binding Proteins
KW - Gene Expression Regulation
KW - Immunity, Cellular
KW - Interleukin-4
KW - Interleukin-9
KW - Intestines
KW - Lectins, C-Type
KW - Male
KW - Mice
KW - Mice, Knockout
KW - Nippostrongylus
KW - Signal Transduction
KW - Strongylida Infections
KW - T-Lymphocytes, Helper-Inducer
KW - Journal Article
KW - Research Support, Non-U.S. Gov't
U2 - 10.1016/j.immuni.2013.07.020
DO - 10.1016/j.immuni.2013.07.020
M3 - SCORING: Journal article
C2 - 24138883
VL - 39
SP - 744
EP - 757
JO - IMMUNITY
JF - IMMUNITY
SN - 1074-7613
IS - 4
ER -