10 Month Blood Vessels (image) Emory Health Sciences Share Print E-Mail Caption Implanted endothelial cells (red) contribute to host blood vessels (green), surviving as long as 10 months in mice. Credit Young-sup Yoon Usage Restrictions To be used in connection with 2017 Circulation paper only. 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.