Device offers promise of no brain tumor left behind
New technique might allow surgeons to identify edges of cancers
![tumor tissue](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2013/09/ns_brain-tumor_feat.jpg?fit=860%2C460&ssl=1)
THE CUTTING EDGE A new technique generates colored images that differentiate tumor tissue (blue) in a mouse brain from surrounding healthy tissue (green). The technique may eventually improve brain surgery.
Ji et al/Science Translational Medicine