Mucins (IMAGE) University of North Carolina Health Care Caption This mucus web, secreted by human lung tissue for protection, consists of large spaghetti-like mucin threads and thousands of other proteins. Measuring mucins has diagnostic and prognostic value. Credit (Courtesy of Jerome Carpenter/ Mehmet Kesimer, UNC School of Medicine) Usage Restrictions credit properly 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.