Key points from article :
Biopsies were taken and grown into miniature 3D cancerous organs in the lab.
100% accurate at telling which drugs would fail in advanced colorectal cancer.
If the drug worked in the organoids, it worked 88% of the time in the patient.
Organoids treated with same drug doctors gave to the patient in the clinic.
Personalised medicine should lead to smarter, kinder and more effective treatments.
The study was published in the Science journal.