Extracellular Space (IMAGE) Cell Press Caption In this super-resolution microscopy photo, the dense and complex network of living brain cells is visualised with nanoscale resolution as a negative replica of the extracellular space. Credit UV Nägerl (CNRS & Université de Bordeaux) Usage Restrictions Credit Required. 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.