Development of interleukin-17-producing Vγ2+ γδ T cells is reduced by ICOS signaling in the thymus
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Development of interleukin-17-producing Vγ2+ γδ T cells is reduced by ICOS signaling in the thymus. / Buus, Terkild Brink; Schmidt, Jonas Damgård; Bonefeld, Charlotte Menné; Geisler, Carsten; Lauritsen, Jens Peter Holst.
In: OncoTarget, Vol. 7, No. 15, 29.03.2016, p. 19341-19354.Research output: Contribution to journal › Journal article › Research › peer-review
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T1 - Development of interleukin-17-producing Vγ2+ γδ T cells is reduced by ICOS signaling in the thymus
AU - Buus, Terkild Brink
AU - Schmidt, Jonas Damgård
AU - Bonefeld, Charlotte Menné
AU - Geisler, Carsten
AU - Lauritsen, Jens Peter Holst
PY - 2016/3/29
Y1 - 2016/3/29
N2 - Co-stimulation is an integral part of T cell signaling involved in almost all facets of T cell biology. While much is known about co-stimulation in differentiation and function of conventional αβ T cells, less is known about how co-stimulation affects the development and programming of γδ T cells. In this study, we have investigated the role of inducible T cell co-stimulator (ICOS) on the development of γδ T cells. We show that ICOS is expressed by a population of immature Vγ2+CD45RBlow γδ T cells predisposed to interleukin-17 (IL-17) production. We found that treatment with ICOS specific antibodies drastically reduces fetal development of IL-17-producing γδ T cells by agonistic actions, and that ICOS deficient mice have a significant increase in the population of IL-17-producing Vγ2+ γδ T cells in the thymus, spleen, lymph nodes and skin and exhibit exacerbated sensitization responses to 2,4-dinitrofluorobenzene. In conclusion, this study demonstrates that development of IL-17-producing Vγ2+ γδ T cells is reduced by ICOS signaling in the thymus.
AB - Co-stimulation is an integral part of T cell signaling involved in almost all facets of T cell biology. While much is known about co-stimulation in differentiation and function of conventional αβ T cells, less is known about how co-stimulation affects the development and programming of γδ T cells. In this study, we have investigated the role of inducible T cell co-stimulator (ICOS) on the development of γδ T cells. We show that ICOS is expressed by a population of immature Vγ2+CD45RBlow γδ T cells predisposed to interleukin-17 (IL-17) production. We found that treatment with ICOS specific antibodies drastically reduces fetal development of IL-17-producing γδ T cells by agonistic actions, and that ICOS deficient mice have a significant increase in the population of IL-17-producing Vγ2+ γδ T cells in the thymus, spleen, lymph nodes and skin and exhibit exacerbated sensitization responses to 2,4-dinitrofluorobenzene. In conclusion, this study demonstrates that development of IL-17-producing Vγ2+ γδ T cells is reduced by ICOS signaling in the thymus.
KW - Development
KW - ICOS
KW - Immune response
KW - Immunity
KW - Immunology and Microbiology Section
KW - Interleukin-17
KW - Thymus
KW - γδ T cell
U2 - 10.18632/oncotarget.8464
DO - 10.18632/oncotarget.8464
M3 - Journal article
C2 - 27235509
AN - SCOPUS:84964747492
VL - 7
SP - 19341
EP - 19354
JO - Oncotarget
JF - Oncotarget
SN - 1949-2553
IS - 15
ER -
ID: 168886821