T cells burn out just a few hours after encountering cancer tumors

Why do T cells become exhausted within a few hours of bumping into cancer?

https://arstechnica.com/health/2023/08/t-cells-burn-out-just-a-few-hours-after-encountering-cancer-tumors/?utm_brand=arstechnica&utm_social-type=owned&utm_source=mastodon&utm_medium=social