![Two sets of MRI scans of a brain, with the scan on the right hand side of eat set having the oxygen-starved tumour highlighted](http://www.leeds.ac.uk/images/resized/600x300-0-0-1-80-Hypoxic_tumour_800x400.jpg)
Scientists closer to targeted treatment of cancer cells
Medical imaging researchers have developed a new technology which can measure oxygen levels in tumours in real time, potentially paving the way for better targeted treatment of certain cancer cells.