miRNA29_2021 (IMAGE) University of North Carolina Health Care Caption Right, miRNA29-deficient mice showing a marked increase in the important enzyme DNMT3A (bright light blue). Credit Deshmukh Lab, UNC School of Medicine Usage Restrictions credit properly 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.