Cancer Fibrolamellar Carcinoma Hides Immune Cells in Scar Tissue. A Drug Approved in 2008 Pulled Them Back Out.
Fibrolamellar carcinoma mostly kills young adults, and checkpoint immunotherapy bounces off it. Researchers found the tumor herds T cells into fibrous bands, and a drug shelved for stem-cell work since 2008 freed them in patient tissue. No human trial has started.
By Lena Marshall · June 28, 2026