mRNA	Messenger RNA
LNPs	Lipid nanoparticles
JI	Needle-free jet injection
DLS	Dynamic light scattering
WHO	World Health Organization
HA	Hemagglutinin
DNA	Deoxyribonucleic acid
ELISA	Enzyme-linked immunosorbent assay
HAI	Hemagglutinin inhibition
SFC	Specific Frequency of Cells