Table 2. Neutralization activity of three antibodies against H5N1 viruses.

H5N1 virus	Genetic clade	Antibody concentration (ng/ml)
		mH5M9	cH5M9	hH5M9
A/duck/Hong Kong/p46/97	0	0.2	0.2	0.39
A/Vietnam/1194/04	1	0.2	0.2	0.39
A/Indonesia/5/05	2.1.3	0.049	0.1	0.39
A/Xinjiang/1/06	2.2	0.2	0.39	0.78
A/Egypt/N05056/09	2.2.1	>2000	>2000	>2000
A/Anhui/1/05	2.3.4	0.049	0.049	0.2
A/common magpie/Hong Kong/2256/06	2.3.4	0.1	0.1	0.2
A/Japanese white-eye/Hong Kong/1038/06	2.3.4	0.1	0.1	0.2
A/goose/Guiyang/337/06	4	3.12	3.12	12.5