A human liver-on-a-chip may catch drug reactions that animal testing can’t

The artificial organ, which mimics a real liver, can help predict drug toxicity or safety

Liver on a chip

A new lab-grown liver on a chip contains two channels – one lined with living liver cells and the other with blood vessel cells – that mimic how the whole organ works. Such liver chips allow scientists to study differences in how rat, dog and human livers respond to drugs.

Wyss Institute at Harvard University

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