Vision Loss (IMAGE) Johns Hopkins Medicine Caption Images of the mouse retina with a fluorescent fluid tracer. Diseased blood vessels allow the tracer to permeate nearby tissues. Vessels treated with AXT107 do not allow fluids to escape and exhibit clean crisp borders with surrounding tissue. Credit Alexsander Popel 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.