From: Cross-protective immunity against influenza A/H1N1 virus challenge in mice immunized with recombinant vaccine expressing HA gene of influenza A/H5N1 virus
Experimental group
Antibody titers against H1 virus (HI)
Day 7
Day 14
rLH5-H1N1
<40
rLH5 + IL-2-H1N1
H1N1-H1N1
320
640
PBS-H1N1
n.d.
IL-2-H1N1