CD39 Expression Defines Cell Exhaustion in Tumor-Infiltrating CD8⁺ T Cells-Letter

Affiliations

• ¹ Center for Molecular Medicine Cologne, University of Cologne, Cologne, Germany. [email protected].
• ² Center for Molecular Medicine Cologne, University of Cologne, Cologne, Germany.
• ³ Department of Head and Neck Surgery, University of Cologne, Cologne, Germany.
• ⁴ Department of Internal Medicine III, University Hospital, LMU Munich, Munich, Germany.
• ⁵ Department I of Internal Medicine I, University of Cologne, Cologne, Germany.
• ⁶ German Cancer Consortium (DKTK), Heidelberg, Germany.
• ⁷ Comprehensive Cancer Center Munich (CCCM), Munich, Germany.
• ⁸ Department of General, Visceral and Cancer Surgery, University of Cologne, Cologne, Germany.