Figure 1 (IMAGE) Nagoya University Caption Urine tests identify brain tumors by capturing cancer-derived extracellular vesicles and DNA using nanowires. Credit Takao Yasui Usage Restrictions Credit must be given where image is used License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.