Source:
https://scmp.com/article/713964/colour-coding-helps-surgeons-target-cancers

Colour coding helps surgeons target cancers

A technique that highlights malignant cells through the use of a fluorescent material is enabling doctors to remove brain tumours more thoroughly than before.

The technique, first used in Germany about four years ago, has been brought to the city by a group of neurosurgeons at Queen Mary Hospital.