Lab-on-a-Chip (IMAGE) American Chemical Society Caption Cotton thread, shown in this close-up image, provides a simple way to transport fluids for low-cost "lab-on-a-chip" tests for detecting disease and other purposes. Credit Wei Shen 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.