VirNext is a spin-off (EZUS Lyon) of  Université Claude Bernard Lyon 1 (UCBL1) created within the VirPath laboratory to foster industrial partnerships and enhance translational research. VirNext offers expertise in virology, notably influenza and other respiratory viruses, for the production of high-quality, deeply characterized viruses and viral vaccine antigens. With fully-functional BSL-2 and BSL-3 in-house facilities, our services also include complete in vitro and in vivo evaluation of antiviral and proviral molecules.