ROCK1/2 signaling contributes to corticosteroid-refractory acute graft-versus-host disease

© 2024. The Author(s)..

Patients with corticosteroid-refractory acute graft-versus-host disease (aGVHD) have a low one-year survival rate. Identification and validation of novel targetable kinases in patients who experience corticosteroid-refractory-aGVHD may help improve outcomes. Kinase-specific proteomics of leukocytes from patients with corticosteroid-refractory-GVHD identified rho kinase type 1 (ROCK1) as the most significantly upregulated kinase. ROCK1/2 inhibition improved survival and histological GVHD severity in mice and was synergistic with JAK1/2 inhibition, without compromising graft-versus-leukemia-effects. ROCK1/2-inhibition in macrophages or dendritic cells prior to transfer reduced GVHD severity. Mechanistically, ROCK1/2 inhibition or ROCK1 knockdown interfered with CD80, CD86, MHC-II expression and IL-6, IL-1β, iNOS and TNF production in myeloid cells. This was accompanied by impaired T cell activation by dendritic cells and inhibition of cytoskeletal rearrangements, thereby reducing macrophage and DC migration. NF-κB signaling was reduced in myeloid cells following ROCK1/2 inhibition. In conclusion, ROCK1/2 inhibition interferes with immune activation at multiple levels and reduces acute GVHD while maintaining GVL-effects, including in corticosteroid-refractory settings.

Medienart:

E-Artikel

Erscheinungsjahr:

2024

Erschienen:

2024

Enthalten in:

Zur Gesamtaufnahme - volume:15

Enthalten in:

Nature communications - 15(2024), 1 vom: 10. Jan., Seite 446

Sprache:

Englisch

Beteiligte Personen:

Maas-Bauer, Kristina [VerfasserIn]
Stell, Anna-Verena [VerfasserIn]
Yan, Kai-Li [VerfasserIn]
de Vega, Enrique [VerfasserIn]
Vinnakota, Janaki Manoja [VerfasserIn]
Unger, Susanne [VerfasserIn]
Núñez, Nicolas [VerfasserIn]
Norona, Johana [VerfasserIn]
Talvard-Balland, Nana [VerfasserIn]
Koßmann, Stefanie [VerfasserIn]
Schwan, Carsten [VerfasserIn]
Miething, Cornelius [VerfasserIn]
Martens, Uta S [VerfasserIn]
Shoumariyeh, Khalid [VerfasserIn]
Nestor, Rosa P [VerfasserIn]
Duquesne, Sandra [VerfasserIn]
Hanke, Kathrin [VerfasserIn]
Rackiewicz, Michal [VerfasserIn]
Hu, Zehan [VerfasserIn]
El Khawanky, Nadia [VerfasserIn]
Taromi, Sanaz [VerfasserIn]
Andrlova, Hana [VerfasserIn]
Faraidun, Hemin [VerfasserIn]
Walter, Stefanie [VerfasserIn]
Pfeifer, Dietmar [VerfasserIn]
Follo, Marie [VerfasserIn]
Waldschmidt, Johannes [VerfasserIn]
Melchinger, Wolfgang [VerfasserIn]
Rassner, Michael [VerfasserIn]
Wehr, Claudia [VerfasserIn]
Schmitt-Graeff, Annette [VerfasserIn]
Halbach, Sebastian [VerfasserIn]
Liao, James [VerfasserIn]
Häcker, Georg [VerfasserIn]
Brummer, Tilman [VerfasserIn]
Dengjel, Joern [VerfasserIn]
Andrieux, Geoffroy [VerfasserIn]
Grosse, Robert [VerfasserIn]
Tugues, Sonia [VerfasserIn]
Blazar, Bruce R [VerfasserIn]
Becher, Burkhard [VerfasserIn]
Boerries, Melanie [VerfasserIn]
Zeiser, Robert [VerfasserIn]

Links:

Volltext

Themen:

Adrenal Cortex Hormones
EC 2.7.11.1
Journal Article
NF-kappa B
ROCK1 protein, human
Rho-Associated Kinases

Anmerkungen:

Date Completed 12.01.2024

Date Revised 10.02.2024

published: Electronic

Citation Status MEDLINE

doi:

10.1038/s41467-024-44703-7

funding:

Förderinstitution / Projekttitel:

PPN (Katalog-ID):

NLM366905740