NewslettersHuman Immunology NewsUncategorizedMyeloid Antigen-Presenting Cell Niches Sustain Antitumor T Cells and License PD-1 Blockade via CD28 CostimulationBy Justin.choi - November 8, 2021019Investigators showed that tumor-specific CD8+ tumor-infiltrating lymphocytes accumulated in tumor islets, where they engage antigen and upregulate PD-1, which restrained their functions.[Cancer Cell] 6445212 AAAAAAAA items 1 apa 0 default asc 1 168667 https://www.stemcellsciencenews.com/wp-content/plugins/zotpress/AbstractGraphical Abstract