2019
T cell–derived interferon-γ programs stem cell death in immune-mediated intestinal damage
Takashima S, Martin M, Jansen S, Fu Y, Bos J, Chandra D, O'Connor M, Mertelsmann A, Vinci P, Kuttiyara J, Devlin S, Middendorp S, Calafiore M, Egorova A, Kleppe M, Lo Y, Shroyer N, Cheng E, Levine R, Liu C, Kolesnick R, Lindemans C, Hanash A. T cell–derived interferon-γ programs stem cell death in immune-mediated intestinal damage. Science Immunology 2019, 4 PMID: 31811055, PMCID: PMC7239329, DOI: 10.1126/sciimmunol.aay8556.Peer-Reviewed Original ResearchConceptsBone marrow transplantationIntestinal stem cellsDonor T cellsStem cell compartmentT cellsStem cell deathEpithelial culturesAllogeneic bone marrow transplantationDysregulated T cell activationT cell-mediated pathologyInhibition of JAK signalingStem cellsImmune-mediated damageActivated T cellsT cell activationCell compartmentCell deathTissue stem cellsPaneth cell nicheIFNg productionMarrow transplantationIntestinal immunopathologyInterferon-gHealthy miceStem cell colonies
2012
Interleukin-22 Protects Intestinal Stem Cells from Immune-Mediated Tissue Damage and Regulates Sensitivity to Graft versus Host Disease
Hanash A, Dudakov J, Hua G, O’Connor M, Young L, Singer N, West M, Jenq R, Holland A, Kappel L, Ghosh A, Tsai J, Rao U, Yim N, Smith O, Velardi E, Hawryluk E, Murphy G, Liu C, Fouser L, Kolesnick R, Blazar B, van den Brink M. Interleukin-22 Protects Intestinal Stem Cells from Immune-Mediated Tissue Damage and Regulates Sensitivity to Graft versus Host Disease. Immunity 2012, 37: 339-350. PMID: 22921121, PMCID: PMC3477611, DOI: 10.1016/j.immuni.2012.05.028.Peer-Reviewed Original ResearchConceptsIL-23-responsive innate lymphoid cellsIntestinal IL-22IL-22Intestinal stem cellsTissue damageHost diseaseTransplant recipientsIL-22 deficiencyInflammatory intestinal damageDonor immune systemInnate lymphoid cellsBone marrow transplantIL-22 receptorStem cellsILC frequenciesPretransplant conditioningIntestinal damageMarrow transplantCrypt apoptosisLymphoid cellsImmune systemGVHDTissue sensitivityProtective factorsEpithelial integrity