Influenza A virus resistance to 4-fluorouridine coincides with viral attenuation in vitro and in vivo
C. M. Lieber, H.-J. Kang, M. Aggarwal…·R. K. Plemper
This study identifies mutations conferring resistance to 4-fluorouridine in influenza viruses and shows that resistant variants are attenuated in vivo and can be overcome by higher drug doses.