Table 2 NA contents in 2016~2017 seasonal influenza vaccines.

From: Universal type/subtype-specific antibodies for quantitative analyses of neuraminidase in trivalent influenza vaccines

Manufactures

Lots

Average ng NA/ml ± SD

H1N1

H3N2

B

A

A1

5,703 ± 735

1,147 ± 23

210 ± 8

A2

6,080 ± 710

1,197 ± 235

452 ± 37

A3

5,284 ± 1,038

1,458 ± 113

188 ± 24

A4

5,664 ± 983

1,647 ± 79

183 ± 4

A5

5,361 ± 824

1,409 ± 116

215 ± 7

A6

5,142 ± 1,074

1,403 ± 47

172 ± 7

B

B1

1,447 ± 88

774 ± 39

<32

B2

1,673 ± 49

428 ± 44

<32

B3

1,975 ± 242

819 ± 63

<32

C

C1

2,628 ± 5

1,797 ± 128

<32

C2

2,147 ± 353

1,350 ± 179

<32

C3

2,137 ± 460

1,316 ± 361

<32

D

D1

4,654 ± 519

1,375 ± 156

320 ± 20

D2

4,441 ± 213

1,323 ± 35

414 ± 86

D3

3,848 ± 248

1,262 ± 118

347 ± 34

E

E1

1,307 ± 307

690 ± 39

93 ± 16

E2

1,151 ± 131

600 ± 28

100 ± 27

E3

1,201 ± 247

704 ± 24

100 ± 23

F

F1

603 ± 76

<32

<32

F2

401 ± 35

<32

244 ± 51

G

G1

3,797 ± 1,002

1,036 ± 33

265 ± 4

G2

3,261 ± 740

747 ± 17

215 ± 7

H

H1

145 ± 18

<32

<32

H2

243 ± 144

<32

<32

H3

200 ± 82

<32

<32

  1. Note: the HA antigen content of 3 subtype/type are within 30~36 μg/ml; each sample was tested three times.
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