scholarly journals Elimination of regulatory T cells is essential for an effective vaccination with tumor lysate-pulsed dendritic cells in a murine glioma model

2007 ◽  
Vol 122 (8) ◽  
pp. 1794-1802 ◽  
Author(s):  
Oliver M. Grauer ◽  
Roger P.M. Sutmuller ◽  
Wendy van Maren ◽  
Joannes F.M. Jacobs ◽  
Erik Bennink ◽  
...  
2013 ◽  
Vol 2013 ◽  
pp. 1-6 ◽  
Author(s):  
Wim Maes ◽  
Tina Verschuere ◽  
Anaïs Van Hoylandt ◽  
Louis Boon ◽  
Stefaan Van Gool

The recruitment and activation of regulatory T cells (Tregs) in the micro-environment of malignant brain tumors has detrimental effects on antitumoral immune responses. Hence, local elimination of Tregs within the tumor micro-environment represents a highly valuable tool from both a fundamental and clinical perspective. In the syngeneic experimental GL261 murine glioma model, Tregs were prophylactically eliminated through treatment with PC61, an anti-CD25 mAb. This resulted in specific elimination of CD4+CD25hiFoxp3+ Treg within brain-infiltrating lymphocytes and complete protection against subsequent orthotopic GL261 tumor challenge. Interestingly, PC61-treated mice also showed a pronounced infiltration of CD11b+ myeloid cells in the brain. Phenotypically, these cells could not be considered as Gr-1+ myeloid-derived suppressor cells (MDSC) but were identified as F4/80+ macrophages and granulocytes.


2009 ◽  
Vol 182 (5) ◽  
pp. 2795-2807 ◽  
Author(s):  
Ingrid E. Dumitriu ◽  
Donald R. Dunbar ◽  
Sarah E. Howie ◽  
Tariq Sethi ◽  
Christopher D. Gregory

2010 ◽  
Vol 11 (1) ◽  
pp. 33 ◽  
Author(s):  
Young Son ◽  
Sung Ahn ◽  
Gi Kim ◽  
Yang Moon ◽  
Sang Kim ◽  
...  

PLoS ONE ◽  
2016 ◽  
Vol 11 (6) ◽  
pp. e0157822 ◽  
Author(s):  
Nicolas Goudin ◽  
Pascal Chappert ◽  
Jérome Mégret ◽  
David-Alexandre Gross ◽  
Benedita Rocha ◽  
...  

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