Extracellular Matrix (image) Rockefeller University Press Caption The extracellular matrix thins in mice lacking laminin in the hippocampus (bottom). Credit Chen, Z.-L., et al. 2008. J. Cell Biol. Usage Restrictions None 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.