Table 1.

SARS‐CoV‐2 vaccination groups and dosage

Group	Vaccine formulation
Sham	2 × 100 µL PBS
FreundVAX	1 × 100 µL [(25 µg RBD + 25 µg N + 1.5 µg GM‐CSF—1:1 ratio with CFA (Prime) or IFA (Boost)]
BolusVAX	2 x [(10 µg RBD + 10 µg N + 1.5 µg GM‐CSF + 50 µg CpG ODN 1826) + 100 µL PBS]
CryogelVAX	2 x [(10 µg RBD + 10 µg N + 1.5 µg GM‐CSF + 50 µg CpG ODN 1826) + 100 µL PBS]
O2‐CryogelVAX	2 x [(10 µg RBD + 10 µg N + 1.5 µg GM‐CSF + 50 µg CpG ODN 1826 + 200 µg of APC + 200 µg CaO2) + 100 µL PBS]