Pedigrees in a New Illness (image) Cold Spring Harbor Laboratory Share Print E-Mail Caption These are genetic pedigrees of 3 families with individuals with familial or de novo (spontaneous) mutations in the NAA15 gene. The mutations caused different impacts (called phenotypes by scientists) in each of the affected individuals. So far, 37 individuals in 32 families have been found to have the newly identified illness. Credit Lyon lab, CSHL Usage Restrictions None Share Print E-Mail 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.