NDF graphic (IMAGE) University of California - San Diego Caption Scientists have found intriguing new details about a previously missing factor in gene expression. An ancient protein called NDF found in all human tissues enhances gene activation and may be involved in diseases such as cancer. Credit Kadonaga Lab, UC San Diego Usage Restrictions Must be used in conjunction with Genes & Development paper on NDF. License Original 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.