Group of authors (IMAGE) Ruhr-University Bochum Caption Daniel Todt, André Gömer, Eike Steinmann (back from left), Michelle Jagst (front left) and Mara Klöhn from the Department of Medical and Molecular Virology at Ruhr University Credit RUB, Marquard Usage Restrictions The image may only be used in the context of the press release "Mutating Hepatitis Viruses Make Drug Treatment More Difficult" published by RUB on January, 23, 2024. 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.