Effect of Suppression of the Armc5 Gene in Mice (image) University of Montreal Hospital Research Centre (CRCHUM) Share Print E-Mail Caption These mice are twin, except that the left mouse is normal whereas the Armc5 gene has been invalidated by genetic knockout in the right mouse. The mutated mouse is smaller and has a bent tail. Credit Jiangping Wu Laboratory, CRCHUM 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.