Looking Ahead to Human Trials (IMAGE) University of Pittsburgh Caption The researchers use FDA Good Manufacturing Practice to produce vaccines suitable for human clinical trials. Credit UPMC Usage Restrictions Release is embargoed until 11 a.m., Thursday, April 2, 2020 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.