A structurally distinct TGF-β mimic from an intestinal helminth parasite potently induces regulatory T cells
Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt
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A structurally distinct TGF-β mimic from an intestinal helminth parasite potently induces regulatory T cells. / Johnston, Chris J. C.; Smyth, Danielle J.; Kodali, Ravindra B.; White, Madeleine P. J.; Harcus, Yvonne; Filbey, Kara J.; Hewitson, James P.; Hinck, Cynthia S.; Ivens, Alasdair; Kemter, Andrea M.; Kildemoes, Anna O.; Le Bihan, Thierry; Soares, Dinesh C.; Anderton, Stephen M.; Brenn, Thomas; Wigmore, Stephen J.; Woodcock, Hannah V.; Chambers, Rachel C.; Hinck, Andrew P.; Mcsorley, Henry J.; Maizels, Rick M.
I: Nature Communications, Bind 8, Nr. 1, 1741, 23.11.2017.Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt
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TY - JOUR
T1 - A structurally distinct TGF-β mimic from an intestinal helminth parasite potently induces regulatory T cells
AU - Johnston, Chris J. C.
AU - Smyth, Danielle J.
AU - Kodali, Ravindra B.
AU - White, Madeleine P. J.
AU - Harcus, Yvonne
AU - Filbey, Kara J.
AU - Hewitson, James P.
AU - Hinck, Cynthia S.
AU - Ivens, Alasdair
AU - Kemter, Andrea M.
AU - Kildemoes, Anna O.
AU - Le Bihan, Thierry
AU - Soares, Dinesh C.
AU - Anderton, Stephen M.
AU - Brenn, Thomas
AU - Wigmore, Stephen J.
AU - Woodcock, Hannah V.
AU - Chambers, Rachel C.
AU - Hinck, Andrew P.
AU - Mcsorley, Henry J.
AU - Maizels, Rick M.
PY - 2017/11/23
Y1 - 2017/11/23
N2 - Helminth parasites defy immune exclusion through sophisticated evasion mechanisms, including activation of host immunosuppressive regulatory T (Treg) cells. The mouse parasite Heligmosomoides polygyrus can expand the host Treg population by secreting products that activate TGF-β signalling, but the identity of the active molecule is unknown. Here we identify an H. polygyrus TGF-β mimic (Hp-TGM) that replicates the biological and functional properties of TGF-β, including binding to mammalian TGF-β receptors and inducing mouse and human Foxp3+ Treg cells. Hp-TGM has no homology with mammalian TGF-β or other members of the TGF-β family, but is a member of the complement control protein superfamily. Thus, our data indicate that through convergent evolution, the parasite has acquired a protein with cytokine-like function that is able to exploit an endogenous pathway of immunoregulation in the host.
AB - Helminth parasites defy immune exclusion through sophisticated evasion mechanisms, including activation of host immunosuppressive regulatory T (Treg) cells. The mouse parasite Heligmosomoides polygyrus can expand the host Treg population by secreting products that activate TGF-β signalling, but the identity of the active molecule is unknown. Here we identify an H. polygyrus TGF-β mimic (Hp-TGM) that replicates the biological and functional properties of TGF-β, including binding to mammalian TGF-β receptors and inducing mouse and human Foxp3+ Treg cells. Hp-TGM has no homology with mammalian TGF-β or other members of the TGF-β family, but is a member of the complement control protein superfamily. Thus, our data indicate that through convergent evolution, the parasite has acquired a protein with cytokine-like function that is able to exploit an endogenous pathway of immunoregulation in the host.
U2 - 10.1038/s41467-017-01886-6
DO - 10.1038/s41467-017-01886-6
M3 - Journal article
C2 - 29170498
VL - 8
JO - Nature Communications
JF - Nature Communications
SN - 2041-1723
IS - 1
M1 - 1741
ER -
ID: 186042031