GTPBP1 and infection: Twelve serum samples (12/27, 44%) neutralized the VSV-RESTV-GP1,2/GFP infection, with NT titers ranging from 80 and 640 (#2721, 2972, 2180, 2181, 2189, 2190, 2191, 2195, 2404, 2693, 2696 and 2713) (Table 1).