Novel genetic variation identified at fixed loci in ORF 62 of the Oka varicella 1 vaccine and in a case of vaccine - associated herpes zoster 2 3 Running title : Novel genetic variation in the Oka varicella vaccine

3 Running title: Novel genetic variation in the Oka varicella vaccine 4 5 Mark L. Quinlivan, Nancy J. Jensen, Kay W. Radford, D. Scott. Schmid* 6 7 Division of Viral Diseases, Measles, Mumps, Rubella, and Herpesvirus Laboratory Branch, Centers for 8 Disease Control and Prevention, Office of Infectious Diseases, National Center for Immunizations and 9 Respiratory Diseases, Atlanta, GA 30333, USA 10 11 *Corresponding author, email: [email protected], fax: +1-404-639-1561, phone: +1-404-639-0066 12 13