GPR15-mediated T cell recruitment during acute viral myocarditis facilitated virus elimination and improved outcome
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GPR15-mediated T cell recruitment during acute viral myocarditis facilitated virus elimination and improved outcome. / Stoffers, Bastian; Wolf, Hanna; Bacmeister, Lucas; Kupsch, Svenja; Vico, Tamara; Marchini, Timoteo; Brehm, Maria A.; Yan, Isabell; Becher, P. Moritz; Ardeshirdavani, Armin; Escher, Felicitas; Kim, Sangwon V.; Klingel, Karin; Kirchhof, Paulus; Blankenberg, Stefan; Zeller, Tanja; Wolf, Dennis; Hilgendorf, Ingo; Westermann, Dirk; Lindner, Diana.
In: Nat Cardiovasc Res, Vol. 3, No. 1, 01.2024, p. 76 – 93.Research output: SCORING: Contribution to journal › SCORING: Journal article › Research › peer-review
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T1 - GPR15-mediated T cell recruitment during acute viral myocarditis facilitated virus elimination and improved outcome
AU - Stoffers, Bastian
AU - Wolf, Hanna
AU - Bacmeister, Lucas
AU - Kupsch, Svenja
AU - Vico, Tamara
AU - Marchini, Timoteo
AU - Brehm, Maria A.
AU - Yan, Isabell
AU - Becher, P. Moritz
AU - Ardeshirdavani, Armin
AU - Escher, Felicitas
AU - Kim, Sangwon V.
AU - Klingel, Karin
AU - Kirchhof, Paulus
AU - Blankenberg, Stefan
AU - Zeller, Tanja
AU - Wolf, Dennis
AU - Hilgendorf, Ingo
AU - Westermann, Dirk
AU - Lindner, Diana
N1 - Cited by: 1
PY - 2024/1
Y1 - 2024/1
N2 - Viral myocarditis is characterized by infiltration of mononuclear cells essential for virus elimination. GPR15 has been identified as a homing receptor for regulatory T cells in inflammatory intestine diseases, but its role in inflammatory heart diseases is still elusive. Here we show that GPR15 deficiency impairs coxsackievirus B3 elimination, leading to adverse cardiac remodeling and dysfunction. Delayed recruitment of regulatory T cells in GPR15-deficient mice was accompanied by prolonged persistence of cytotoxic and regulatory T cells. In addition, RNA sequencing revealed prolonged inflammatory response and altered chemotaxis in knockout mice. In line, we identified GPR15 and its ligand GPR15L as an important chemokine receptor–ligand pair for the recruitment of regulatory and cytotoxic T cells. In summary, the insufficient virus elimination might be caused by a delayed recruitment of T cells as well as delayed interferon-γ expression, resulting in a prolonged inflammatory response and an adverse outcome in GPR15-deficient mice.
AB - Viral myocarditis is characterized by infiltration of mononuclear cells essential for virus elimination. GPR15 has been identified as a homing receptor for regulatory T cells in inflammatory intestine diseases, but its role in inflammatory heart diseases is still elusive. Here we show that GPR15 deficiency impairs coxsackievirus B3 elimination, leading to adverse cardiac remodeling and dysfunction. Delayed recruitment of regulatory T cells in GPR15-deficient mice was accompanied by prolonged persistence of cytotoxic and regulatory T cells. In addition, RNA sequencing revealed prolonged inflammatory response and altered chemotaxis in knockout mice. In line, we identified GPR15 and its ligand GPR15L as an important chemokine receptor–ligand pair for the recruitment of regulatory and cytotoxic T cells. In summary, the insufficient virus elimination might be caused by a delayed recruitment of T cells as well as delayed interferon-γ expression, resulting in a prolonged inflammatory response and an adverse outcome in GPR15-deficient mice.
U2 - 10.1038/s44161-023-00401-z
DO - 10.1038/s44161-023-00401-z
M3 - SCORING: Journal article
VL - 3
SP - 76
EP - 93
JO - Nat Cardiovasc Res
JF - Nat Cardiovasc Res
SN - 2731-0590
IS - 1
ER -