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024 7 |a 10.1016/j.clim.2013.08.007  |2 doi 
028 5 2 |a pubmed24n1334.xml 
035 |a (DE-627)NLM232469679 
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035 |a (PII)S1521-6616(13)00220-9 
040 |a DE-627  |b ger  |c DE-627  |e rakwb 
041 |a eng 
100 1 |a Horwitz, David A  |e verfasserin  |4 aut 
245 1 0 |a Therapeutic polyclonal human CD8+ CD25+ Fox3+ TNFR2+ PD-L1+ regulatory cells induced ex-vivo 
264 1 |c 2013 
336 |a Text  |b txt  |2 rdacontent 
337 |a ƒaComputermedien  |b c  |2 rdamedia 
338 |a ƒa Online-Ressource  |b cr  |2 rdacarrier 
500 |a Date Completed 30.12.2013 
500 |a Date Revised 18.03.2024 
500 |a published: Print-Electronic 
500 |a Citation Status MEDLINE 
520 |a © 2013. 
520 |a We report that polyclonal CD8regs generated in one week ex-vivo with anti-CD3/28 beads and cytokines rapidly developed suppressive activity in vitro sustained by TGF-β. In immunodeficient mice, these CD8regs demonstrated a markedly protective, IL-10 dependent activity against a xeno-GVHD. They expressed IL-2Rα/β, Foxp3, TNFR2, and the negative co-stimulatory receptors CTLA-4, PD-1, PD-L1 and Tim-3. Suppressive activity in vitro correlated better with TNFR2 and PD-L1 than Foxp3. Blocking studies suggested that TNF enhanced PD-L1 expression and the suppressive activity of the CD8regs generated. Unlike other polyclonal CD4 and CD8 Tregs, these CD8regs preferentially targeted allogeneic T cells, but they lacked cytotoxic activity against them even after sensitization. Unlike CD4regs, these CD8regs could produce IL-2 and proliferate while inhibiting target cells. If these CD8regs can persist in foreign hosts without impairing immune surveillance, they could serve as a practical remission-inducing product for the treatment of autoimmune diseases, graft-versus-host disease, and allograft rejection 
650 4 |a Journal Article 
650 4 |a Research Support, N.I.H., Extramural 
650 4 |a Research Support, Non-U.S. Gov't 
650 4 |a Cell-based immunotherapy 
650 4 |a IL-2 
650 4 |a PDL1 
650 4 |a Polyclonal CD8+ regulatory T cells 
650 4 |a TGF-beta 
650 4 |a TNFR2 
650 7 |a Antibodies  |2 NLM 
650 7 |a B7-H1 Antigen  |2 NLM 
650 7 |a CD274 protein, human  |2 NLM 
650 7 |a CTLA-4 Antigen  |2 NLM 
650 7 |a Ctla4 protein, mouse  |2 NLM 
650 7 |a FOXP3 protein, human  |2 NLM 
650 7 |a Forkhead Transcription Factors  |2 NLM 
650 7 |a Havcr2 protein, mouse  |2 NLM 
650 7 |a Hepatitis A Virus Cellular Receptor 2  |2 NLM 
650 7 |a Interleukin-2 Receptor alpha Subunit  |2 NLM 
650 7 |a Pdcd1 protein, mouse  |2 NLM 
650 7 |a Programmed Cell Death 1 Receptor  |2 NLM 
650 7 |a Receptors, Tumor Necrosis Factor, Type II  |2 NLM 
650 7 |a Receptors, Virus  |2 NLM 
650 7 |a Tumor Necrosis Factor-alpha  |2 NLM 
700 1 |a Pan, Stephanie  |e verfasserin  |4 aut 
700 1 |a Ou, Jing-Ni  |e verfasserin  |4 aut 
700 1 |a Wang, Julie  |e verfasserin  |4 aut 
700 1 |a Chen, Maogen  |e verfasserin  |4 aut 
700 1 |a Gray, J Dixon  |e verfasserin  |4 aut 
700 1 |a Zheng, Song Guo  |e verfasserin  |4 aut 
773 0 8 |i Enthalten in  |t Clinical immunology (Orlando, Fla.)  |d 1999  |g 149(2013), 3 vom: 08. Dez., Seite 450-63  |w (DE-627)NLM098196855  |x 1521-7035  |7 nnns 
773 1 8 |g volume:149  |g year:2013  |g number:3  |g day:08  |g month:12  |g pages:450-63 
856 4 0 |u http://dx.doi.org/10.1016/j.clim.2013.08.007  |3 Volltext 
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951 |a AR 
952 |d 149  |j 2013  |e 3  |b 08  |c 12  |h 450-63