Mutant of HIV-1 with deletions between SphI and SalI of pNL4-3, resulting in a frameshift in the gag gene; TAG stop codon inserted in gp41, truncating the endodomain
Live West Nile Virus as a tissue culture supernatant. This West Nile virus [New York 99, NY99-34940-31A] is preserved under viral storage medium at -80oC.