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Table 2 Viral characteristics of the 23 genotypes in vivo and in vitro

From: Viral dominance of reassortants between canine influenza H3N2 and pandemic (2009) H1N1 viruses from a naturally co-infected dog

Genotype

Subtype

Replicability and pathogenicity

HA titer

TCID50/mL

EID50/mL

MLD50

VC7

H3N2

210

106.6

108.5

n.d.

VC1235678

H3N1

29

105.9

107.25

107.25

VC235678

H3N1

210

105.8

106.5

n.d.

VC78

H3N2

211

106.6

107.5

n.d.

VC123578

H3N2

210

106.8

107.5

104.2

VC678

H3N1

29

106.6

108

n.d.

VC123678

H3N1

210

106.4

107.5

104.9

VC37

H3N2

211

107.8

108

107

VCnone

H3N2

210

106.8

106.5

n.d.

VC3578

H3N2

210

106.8

107.5

n.d.

VC12367

H3N1

210

107

107.75

105.5

VC378

H3N2

29

107.5

108

104.25

VC27

H3N2

210

105.8

108

n.d.

VC237

H3N2

210

106.8

107.5

107.26

VC137

H3N2

29

106.8

108.5

n.d.

VC1378

H3N2

29

107.2

108.25

107.75

VC12378

H3N2

210

106.8

107.5

n.d.

VC23578

H3N2

29

106.4

107.25

n.d.

VC125678

H3N1

28

106.2

106.5

104

VC13578

H3N2

29

106.9

107.25

106.85

VC367

H3N1

210

106.6

107.5

n.d.

VC578

H3N2

210

106.6

108.75

n.d.

VC67

H3N1

28

106.9

108.5

n.d.

  1. EID 50 50 % egg infectious dose; HA hemagglutinin; MLD 50 50 % mouse lethal dose; n.d. not determined; TCID 50 50 % tissue culture infectious dose