Comparative in vitro study of the antimicrobial activities of different commercial antibiotic products of vancomycin

Table 13 Ratios of sample CC/standard CC for Vancomycin

SAMPLE	MICROORGANISMS										Ratio Median	Potency
	E. f.	E. f . 29212	E. f . 319623	A. b . 59	E. g.	P. a . 43	P. a . 74	S. a . 281	S. a . 291	S. a . 25923
Standard
M2	1.006	1.005	1.003	1.003	1.008	1.005	1.007	1.009	1.007	1.004	1.006	0.995
M3	0.985	1.005	0.991	1.006	1.018	1.004	1.018	1.008	1.023	1.023	1.008	1.012
M4	0.994	0.996	0.996	0.995	1.024	0.994	1.006	1.004	1.017	1.007	1.003	1.005
M5	0.978	1.033	0.979	1.077	1.005	1.072	1.103	1.100	1.103	1.119	1.057	1.100
M6	1.094	0.946	1.048	0.954	0.949	0.943	0.934	0.933	0.940	0.940	0.968	0.936
M7	0.945	1.010	0.993	1.019	1.089	1.130	1.126	1.120	1.128	1.124	1.068	1.124
M8	1.014	0.967	1.030	1.044	1.019	1.029	1.037	1.019	1.060	1.025	1.024	1.032
M13	0.985	1.007	0.994	1.038	1.016	1.020	1.038	1.036	1.019	1.029	1.018	1.023
M14	1.041	1.128	1.070	1.100	1.038	1.155	1.153	1.154	1.159	1.166	1.116	1.150
M15	1.041	1.112	1.026	1.062	1.066	1.095	1.106	1.107	1.108	1.109	1.083	1.108
M16	1.018	1.016	0.993	0.998	1.018	0.983	0.985	0.984	0.991	0.991	0.998	0.986
M17	1.035	1.073	1.020	1.046	1.073	1.113	1.109	1.106	1.105	1.107	1.079	1.107
M18	1.034	1.049	1.007	1.001	1.032	1.068	1.044	1.044	1.076	1.053	1.041	1.047
M20	1.024	1.022	1.014	0.993	0.987	0.984	0.991	0.988	0.982	0.983	0.997	0.981
M21	0.996	1.038	1.009	1.019	1.090	1.023	1.020	1.014	1.012	1.023	1.024	1.019
M22	1.062	0.989	0.993	1.008	1.057	1.035	1.018	1.011	1.024	1.025	1.022	1.011
M24	1.006	0.996	0.999	1.019	0.995	0.997	1.006	1.006	0.996	1.001	1.002	1.003
M26	1.048	1.035	0.992	0.990	1.046	1.017	1.018	1.009	1.016	1.015	1.019	1.011
M27	0.962	0.961	0.964	0.969	0.959	0.960	0.970	0.966	0.978	0.961	0.965	0.961
M29	1.024	0.994	1.001	1.073	1.038	1.016	1.065	1.046	1.042	1.059	1.036	1.062