Table 1.

MIC and serotype distribution of clinical isolates (microgram per milliliter).

Bacteria	MIC	O	K	Death/totala
				1 × l08 CFUb	1 × l07 CFUb	1 × l06 CFUb
Zhengzhou379	0.25	O75	987P	1/3	0/3	0/3
Zhengzhou384	0.125	O40	K99	1/3	0/3	0/3
Zhengzhou389	0.125	O9	K88	0/3	0/3	0/3
Zhengyang113	0.125	O18	K99	0/3	0/3	0/3
Jingzhou9	0.25	O93	K88	3/3	2/3	1/3
Jingzhou77	0.06	O138	K88	2/3	0/3	0/3
Xinzhou18	0.25	O139	K99	2/3	1/3	0/3
Xinzhou52	0.25	O101	K88	2/3	1/3	1/3
Xinzhou54	0.25	O80	K99	1/3	0/3	0/3
Xinzhou100	0.25	O40	K99	1/3	0/3	0/3
Anhui112	0.25	O2	K88	3/3	3/3	2/3
Zhengzhou16	0.25	O18	K88	1/3	0/3	0/3
Zhengyang18	0.25	O20	K88	0/3	0/3	0/3
Control group				0/3	0/3	0/3

^aRepresents the death number of mice and the ratio of the total.

^bNumber of colonies to each mice by intraperitoneal injection.