Mouse (IMAGE) University of Copenhagen - Niels Bohr Institute Caption The drawing shows a mouse with a cancerous tumor on its hind leg. The nanoparticles are injected directly into the tumor, which is then flashed with near infrared laser light. Near infrared laser light penetrates through the tissue well and causes no burn damage. Credit (Credit: Kamilla Nørregaard, Panum Inst.) Usage Restrictions (Credit: Kamilla Nørregaard, Panum Inst.) 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.