Cancer Diagnosis (IMAGE) Tomsk Polytechnic University Caption This is a radiopharmaceutical labeled with isotope technetium-99 identifies cancer cell. Credit RIA Novosti (Russian news agency) Usage Restrictions None 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.