Synthetic biology lab equipment (IMAGE) Queensland University of Technology Caption Researchers are a step closer to transforming a US$70 billion global diagnostic industry with new designer biosensors that ‘switch on’ colour or electrical responses to drugs used in cancer, arthritis, and organ transplant treatment. Credit Queensland University of Technology (QUT) Usage Restrictions Credit must be given to the creator. No derivatives or adaptations of the work are permitted. License CC BY-ND 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.