Patient with Spina Bifida (IMAGE) Children's National Hospital Caption Mutations in a gene known as interferon regulatory factor 6 that cause cleft lip and palate also are implicated in neural tube defects such as spina bifida, suggests research by an international study team published online Jan. 25, 2019, in Human Molecular Genetics. Credit Children's National Health System Usage Restrictions Please credit Children's National Health System 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.