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  • RESEARCH HIGHLIGHT

A 3D printer loaded with cancerous ‘ink’ churns out mini-brain tumours

Tumours-on-a-chip could help to customize treatments for glioblastoma.
A bioprinted glioblastoma-on-a-chip

A brain-tumour-on-a-chip includes a central core of tumour cells (purple) and a ring of endothelial cells (magenta), which line blood-vessel walls. Credit: Hee-Gyeong Yi

Scientists have used 3D printing to create mini-tumours-on-a-chip, which might aid doctors in choosing the most potent treatment for a patient’s cancer.

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Nature 567, 436 (2019)

doi: https://doi.org/10.1038/d41586-019-00907-2

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