Glucocorticoid receptor in T cells mediates protection from autoimmunity in pregnancy
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Glucocorticoid receptor in T cells mediates protection from autoimmunity in pregnancy. / Engler, Jan Broder; Kursawe, Nina; Solano, María Emilia; Patas, Konstantinos; Wehrmann, Sabine; Heckmann, Nina; Lühder, Fred; Reichardt, Holger M; Arck, Petra Clara; Gold, Stefan M; Friese, Manuel A.
in: P NATL ACAD SCI USA, Jahrgang 114, Nr. 2, 10.01.2017, S. E181-E190.Publikationen: SCORING: Beitrag in Fachzeitschrift/Zeitung › SCORING: Zeitschriftenaufsatz › Forschung › Begutachtung
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TY - JOUR
T1 - Glucocorticoid receptor in T cells mediates protection from autoimmunity in pregnancy
AU - Engler, Jan Broder
AU - Kursawe, Nina
AU - Solano, María Emilia
AU - Patas, Konstantinos
AU - Wehrmann, Sabine
AU - Heckmann, Nina
AU - Lühder, Fred
AU - Reichardt, Holger M
AU - Arck, Petra Clara
AU - Gold, Stefan M
AU - Friese, Manuel A
PY - 2017/1/10
Y1 - 2017/1/10
N2 - Pregnancy is one of the strongest inducers of immunological tolerance. Disease activity of many autoimmune diseases including multiple sclerosis (MS) is temporarily suppressed by pregnancy, but little is known about the underlying molecular mechanisms. Here, we investigated the endocrine regulation of conventional and regulatory T cells (Tregs) during reproduction. In vitro, we found the pregnancy hormone progesterone to robustly increase Treg frequencies via promiscuous binding to the glucocorticoid receptor (GR) in T cells. In vivo, T-cell-specific GR deletion in pregnant animals undergoing experimental autoimmune encephalomyelitis (EAE), the animal model of MS, resulted in a reduced Treg increase and a selective loss of pregnancy-induced protection, whereas reproductive success was unaffected. Our data imply that steroid hormones can shift the immunological balance in favor of Tregs via differential engagement of the GR in T cells. This newly defined mechanism confers protection from autoimmunity during pregnancy and represents a potential target for future therapy.
AB - Pregnancy is one of the strongest inducers of immunological tolerance. Disease activity of many autoimmune diseases including multiple sclerosis (MS) is temporarily suppressed by pregnancy, but little is known about the underlying molecular mechanisms. Here, we investigated the endocrine regulation of conventional and regulatory T cells (Tregs) during reproduction. In vitro, we found the pregnancy hormone progesterone to robustly increase Treg frequencies via promiscuous binding to the glucocorticoid receptor (GR) in T cells. In vivo, T-cell-specific GR deletion in pregnant animals undergoing experimental autoimmune encephalomyelitis (EAE), the animal model of MS, resulted in a reduced Treg increase and a selective loss of pregnancy-induced protection, whereas reproductive success was unaffected. Our data imply that steroid hormones can shift the immunological balance in favor of Tregs via differential engagement of the GR in T cells. This newly defined mechanism confers protection from autoimmunity during pregnancy and represents a potential target for future therapy.
U2 - 10.1073/pnas.1617115114
DO - 10.1073/pnas.1617115114
M3 - SCORING: Journal article
C2 - 28049829
VL - 114
SP - E181-E190
JO - P NATL ACAD SCI USA
JF - P NATL ACAD SCI USA
SN - 0027-8424
IS - 2
ER -