Two Breast Biopsies (IMAGE) University of Houston Caption Two breast biopsies were imaged using standard clinical staining (left) and vibrational spectroscopy (right). David Mayerich's research focuses on identifying the chemical composition of a tissue sample using quantitative and non-destructive imaging methods, providing more reliable information to pathologists for diagnosis. Credit David Mayerich 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.