Interferon Regulatory Factor 4 controls TH1 cell effector function and metabolism
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Interferon Regulatory Factor 4 controls TH1 cell effector function and metabolism. / Mahnke, Justus ; Schumacher, Valéa; Ahrens, Stefanie; Käding, Nadja; Feldhoff, Lea Marie; Huber, Magdalena; Rupp, Jan; Raczkowski, Friederike; Mittrücker, Hans-Willi.
in: SCI REP-UK, Jahrgang 6, 20.10.2016, S. 35521.Publikationen: SCORING: Beitrag in Fachzeitschrift/Zeitung › SCORING: Zeitschriftenaufsatz › Forschung › Begutachtung
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TY - JOUR
T1 - Interferon Regulatory Factor 4 controls TH1 cell effector function and metabolism
AU - Mahnke, Justus
AU - Schumacher, Valéa
AU - Ahrens, Stefanie
AU - Käding, Nadja
AU - Feldhoff, Lea Marie
AU - Huber, Magdalena
AU - Rupp, Jan
AU - Raczkowski, Friederike
AU - Mittrücker, Hans-Willi
PY - 2016/10/20
Y1 - 2016/10/20
N2 - The transcription factor Interferon Regulatory Factor 4 (IRF4) is essential for TH2 and TH17 cell formation and controls peripheral CD8(+) T cell differentiation. We used Listeria monocytogenes infection to characterize the function of IRF4 in TH1 responses. IRF4(-/-) mice generated only marginal numbers of listeria-specific TH1 cells. After transfer into infected mice, IRF4(-/-) CD4(+) T cells failed to differentiate into TH1 cells as indicated by reduced T-bet and IFN-γ expression, and showed limited proliferation. Activated IRF4(-/-) CD4(+) T cells exhibited diminished uptake of the glucose analog 2-NBDG, limited oxidative phosphorylation and strongly reduced aerobic glycolysis. Insufficient metabolic adaptation contributed to the limited proliferation and TH1 differentiation of IRF4(-/-) CD4(+) T cells. Our study identifies IRF4 as central regulator of TH1 responses and cellular metabolism. We propose that this function of IRF4 is fundamental for the initiation and maintenance of all TH cell responses.
AB - The transcription factor Interferon Regulatory Factor 4 (IRF4) is essential for TH2 and TH17 cell formation and controls peripheral CD8(+) T cell differentiation. We used Listeria monocytogenes infection to characterize the function of IRF4 in TH1 responses. IRF4(-/-) mice generated only marginal numbers of listeria-specific TH1 cells. After transfer into infected mice, IRF4(-/-) CD4(+) T cells failed to differentiate into TH1 cells as indicated by reduced T-bet and IFN-γ expression, and showed limited proliferation. Activated IRF4(-/-) CD4(+) T cells exhibited diminished uptake of the glucose analog 2-NBDG, limited oxidative phosphorylation and strongly reduced aerobic glycolysis. Insufficient metabolic adaptation contributed to the limited proliferation and TH1 differentiation of IRF4(-/-) CD4(+) T cells. Our study identifies IRF4 as central regulator of TH1 responses and cellular metabolism. We propose that this function of IRF4 is fundamental for the initiation and maintenance of all TH cell responses.
U2 - 10.1038/srep35521
DO - 10.1038/srep35521
M3 - SCORING: Journal article
C2 - 27762344
VL - 6
SP - 35521
JO - SCI REP-UK
JF - SCI REP-UK
SN - 2045-2322
ER -