TABLE 1.

MIC distributions and resistance genes identified by PCR in H. influenzae strains isolated in Japana

Antimicrobial agent and resistance classMIC (μg/ml)
50%90%Range
AMP
    BLNAS (n = 115)0.250.50.031-0.5
    BLPAR (TEM-1) (n = 61)8162-64
    Low-BLNAR (n = 121)120.5-2
    BLNAR (n = 55)2161-16
    BLPACR I (n = 36)32642-64
    BLPACR II (n = 7)326416-64
CTX
    BLNAS0.0160.0310.004-0.063
    BLPAR (TEM-1)0.0160.0310.008-0.063
    Low-BLNAR0.0630.1250.031-0.25
    BLNAR0.510.125-2
    BLPACR I0.0630.1250.016-0.25
    BLPACR II0.510.25-1
CRO
    BLNAS0.0040.0080.002-0.016
    BLPAR (TEM-1)0.0040.0080.002-0.008
    Low-BLNAR0.0160.0310.004-0.063
    BLNAR0.1250.250.031-0.5
    BLPACR I0.0160.0310.004-0.031
    BLPACR II0.1250.250.063-0.25
CTM
    BLNAS120.063-8
    BLPAR (TEM-1)120.5-2
    Low-BLNAR8162-32
    BLNAR32644-64
    BLPACR I4161-32
    BLPACR II64648-64
CZP
    BLNAS0.250.250.016-1
    BLPAR (TEM-1)0.1250.250.063-0.5
    Low-BLNAR120.5-4
    BLNAR8162-64
    BLPACR I120.25-4
    BLPACR II16328-32
MEM
    BLNAS0.0630.0630.008-0.125
    BLPAR (TEM-1)0.0630.0630.031-0.063
    Low-BLNAR0.1250.250.031-0.5
    BLNAR0.250.50.031-0.5
    BLPACR I0.250.250.063-0.5
    BLPACR II0.250.250.125-0.25
PAM
    BLNAS0.2510.031-1
    BLPAR (TEM-1)0.12510.125-1
    Low-BLNAR120.25-8
    BLNAR120.25-4
    BLPACR I120.125-4
    BLPACR II120.5-2
  • a A total of 395 isolates were tested.