Tryptase Inhibition Reduces Vascular Leakage in Dengue Virus (DENV) Infected Preclinical Models (IMAGE) Duke-NUS Medical School Caption Live imaging demonstrate vascular leakage over time from the blood vessels of DENV infected preclinical models (lane 2). The leakage was reversed when treated with tryptase inhibitor nafamostat mesylate (lane 3). Credit Duke-NUS Medical School Usage Restrictions The image may be used with the appropriate caption and credit. 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.