A Peek into Lymph Nodes (2 of 2) (IMAGE) Tohoku University Caption Researchers at Tohoku University's Laboratory of Biomedical Engineering for Cancer test high-frequency ultrasound and micro-CT imaging systems for improved cancer detection. Credit Tohoku University Usage Restrictions credit: Tohoku University License Licensed 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.