Vertical - Enzymes in ex vivo circuit (IMAGE) University Health Network Caption Dr. Aizhou Wang demonstrates the enzymes delivery to an EVLP system. (Credit: University Health Network) Credit University Health Network Usage Restrictions Please give credit "University Health Network" License Original 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.