Stephanie Pfänder (IMAGE) Ruhr-University Bochum Caption Stephanie Pfänder from Ruhr-Universität Bochum Credit RUB, Marquard Usage Restrictions The image may only be used for reporting about Ruhr-Universität Bochum in the context of the press release "Rapid test for the determination of antibodies against Sars-Cov-2", published in July 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.