Brain cancer: drink that makes tumours glow could make surgery more effective

Fluorescent marker accumulates in the fastest-growing cells, helping surgeons pinpoint tumours and leave healthy tissue alone

Surgeons have tested the use of a fluorescent marker that can help them remove dangerous brain tumour cells from patients more accurately.

The research was carried out on people who had suspected glioblastoma, the disease that killed British politician Dame Tessa Jowell in May, and the most common form of brain cancer.