Rabbit purified IgG fraction of antiserum to Vaccinia virus. The immunogen is New York City Board of Health (NYCBOH) strain. Does not cross-react with parainfluenza (1-3), RSV, Adeno, Influenza (A and B), HSV 1 or uninfected cells. Does react with the Lister and MVA strains of Vaccinia and Monkey pox. Purity is >95% IgG and is supplied at a concentration of 4-5mg/mL in 0.01M PBS, pH 7.2 with 0.1% sodium azide. Recommend short term storage at 2-8°C or frozen for long term.