# The Catch-22 That Kept Liver Tissue Therapy Grounded Just Snapped Open - slug: the-catch-22-that-kept-liver-tissue-therapy-grounded-just-snapped-open - date: 2026-04-20 - category: Biotech & Life Sciences Harvard, MIT, and Boston University researchers just published an approach that flips the script on growing organs: implant small, let the body do the rest. ---