Holger Schmidt's applied optics group. (IMAGE) University of California - Santa Cruz Caption Holger Schmidt's lab develops unique, highly sensitive devices to detect pathogen biomarkers. Credit Nick Gonzales Usage Restrictions Use with image credit License Original 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.