LAMN at 400X Magnification (IMAGE) University of California - San Diego Caption LAMN grows inside of the appendix and sometimes colonizes peritoneal surfaces producing large amounts of mucin in the abdomen. Credit UC San Diego Health 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.