Shoveled Incisors (IMAGE) University of California - Berkeley Caption Photograph of human upper incisors with significant "shoveling," anatomical variation influenced by the EDAR V370A allele alongside an increase in mammary duct branching. Credit Christy G. Turner, II, courtesy G. Richard Scott 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.