Collateral Blood Vessels (IMAGE) University of North Carolina Health Care Caption This is a photo of inner thigh circulation of a newborn mouse, showing several collaterals interconnecting the main artery supplying the leg with arteries located in the thigh. Credit Jennifer Lucitti, Faber lab, UNC. 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.