Human Aortic Endothelial Cell (IMAGE) Biophysical Society Caption A human aortic endothelial cell being probed by an atomic force microscope (the probe is the triangle). Credit Manuela Ayee Usage Restrictions None 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.