Upregulation of keratin 15 is required for varicella-zoster virus replication in keratinocytes and is attenuated in the live attenuated vOka vaccine strain oleh Cristina Tommasi, Ohad Yogev, Michael B. Yee, Andriani Drousioti, Meleri Jones, Alice Ring, Manuraj Singh, Inga Dry, Oscar Atkins, Aishath S. Naeem, Nisha Kriplani, Arne N. Akbar, Jürgen G. Haas, Edel A. O’Toole, Paul R. Kinchington, Judith Breuer