Olfr78 in Blood Vessels of the Heart (IMAGE) Johns Hopkins Medicine Caption A blue dye marks the presence of olfactory receptor 78 in blood vessels in a mouse's heart. Credit Jinah Han and Anne Eichmann, Yale University 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.