Table 1.

Virus titers, in spleens of C57BL/6 mice 7 days after infection with recombinant control ECTV or ECTV expressing IL-4a

VirusTiter (PFU/g) in spleen
102PFU103 PFU104 PFU
Control ECTV3.0 × 104 2.8 × 104 1.5 × 102
ECTV-602(TK+)
ECTV-IL4(TK+)2.5 × 105 3.5 × 107 6.6 × 107
  • a Mice were infected by footpad inoculation with the specified viral dose in a total volume of 10 μl.