Table 2. Summary of MAb 4C2 neutralization titers.

Virus	Neutralization titer (μg/ml)
	IgG1	IgG2a
A/Mexico/4108/2009 (H1)	1.90	1.84
A/Puerto Rico/8/1934 (H1)	0.60	0.68
A/Beijing/262/95 (H1)	0.38	0.40
A/New Caledonia/20/1999 (H1)	0.92	0.88
A/Brisbane/59/2007 (H1)	6.00	ND
A/Japan/305/1957 (H2)	0.41	0.44
A/swine/Missouri/4296424/2006 (H2)	12.61	ND
A/Philippines/2/82 (H3)	> 50.00	> 50.00
A/Vietnam/1203/2004 (H5)	0.24	0.31
A/Indonesia/5/05 (H5)	1.20	1.11
A/duck/Guangxi/1378/2004 (H5)	7.35	ND
A/duck/Hubei/wg/2002 (H5)	7.37	7.01
A/chicken/Vietnam/NCVD-016/2008 (H5)	3.87	ND
A/Shanghai/02/2013 (H7)	> 50.00	> 50.00
A/Hong Kong/1073/99 (H9)	0.77	0.72
A/chicken/Hong Kong/G9/97 (H9)	0.74	0.76

Abbreviation: ND, Not Done