SMRTR Science & EngineeringJun 23, 2026MIT Technology Review

Engineered “mini livers” could be injected as an alternative to transplantation

SMRTR summary

MIT researchers developed injectable "mini livers" — hepatocyte cells bundled with hydrogel microspheres — that form connections with blood vessels once inside the body. Tested in mice for two months, this could offer liver disease patients an alternative to transplant surgery or serve as a bridge while awaiting a donor organ.

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