Spanish National Cancer Research Centre (CNIO) Jul 31 2025 Current methods for cancer diagnosis are based on identifying biomarkers - molecules that reveal a particular state or process in the body – produced by the tumor or associated proteins. Not surprisingly, these markers are more abundant once the tumor has already developed significantly. And the more advanced the tumor, the more difficult it is to find effective treatment options. Now, a team led by Gonçalo Bernardes, head of the