A Muscular Deficit (IMAGE) Rockefeller University Caption When the researchers shut off the expression of laminin (red) in pericyte and PIC stem cells, the affected mice (right) showed a dramatic alteration in muscle fiber maturation (green), as is seen in muscular dystrophy patients. Normal mouse muscle appears on the left. Credit Patricia and John Rosenwald Laboratory of Neurobiology and Genetics at The Rockefeller University/Nature Communications Usage Restrictions Image may only be used to illustrate the research described in the accompanying release. 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.