Table 2 Hemagglutinin protein amino acid homology between vaccine and challenge strains.
From: Exploring heterologous prime-boost vaccination approaches to enhance influenza control in pigs
Vaccine | Component (subtype) | HA clade | Amino acid identity with challenge strains (%)a | |
|---|---|---|---|---|
A/swine/Minnesota/PAH618/2011 (H1N1) Clade 1A3.3.3 gamma | A/Swine/Minnesota/983220-61/2016 (H3N2) Human-like 3.2010.1 | |||
COM | H1N1 | Clade 1A.3.2 gamma-2 | 95.1 | – |
H1N2 | Clade 1B.2.2.2 delta-1b | 78.4 | – | |
H3N2 | Cluster IV-A 3.1990.4A | – | 87.1 | |
H3N2 | Cluster IV-B 3.1990.4B | – | 88.2 | |
AUT | H1N1 | Clade 1A3.3.3 gamma | 96.5 | – |
H1N2 | Clade 1B.2.2.1 delta-1a | 78.6 | – | |
H3N2 | Cluster human-like 3.2010.1 | – | 99.1 | |
LAIV | H1N1 | Clade 1A.2.3 beta-gamma2 | 89.2 | – |
H3N2 | Cluster I 3.1990.3 | – | 89.2 | |