Methylmalonic Acidemia in Mouse (image) NIH/National Human Genome Research Institute Share Print E-Mail Caption The figure is an electron micrograph showing abnormally shaped and structured mitochondria in the liver of a mutant mouse that models methylmalonic acidemia. Credit Patricia M. Zerfas, NIH Office of Research Services. 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.