Table 2.

Treatments mimicking freezing conditions during storage and transport for lot 20160709 and lot 20160711 in the in vivo study.

Group No.	Freezing condition for mimic	Treatments
7	Freezing during storage Freezing during transport	−20°C freezer, 1 day;
8		−20°C freezer, 1 week;
9		Vaccine carrier with ice packs for 8 h, then storage in a 2–8°C refrigerator for 16 h; repeat 3 times (3 freeze-thaw cycles)
10	Control	Control group, storage in a 2–8°C refrigerator.