TABLE 4.

Phenotypic and genotypic characteristics of 33 isolates representative of strains of mMRSA and nmMRSA identified in Australia in the 2000 and 2002 surveys

Isolate (survey yr)Resistance patternaUrease test resultPhage susceptibilitycCoagulase gene PCR-RFLP patterndMLSTSCCmec typeStrain designationb
ST, allelic profileCC
Multiresistant
    RPAH15 (2000)TET, ERY, TMP, GEN, CIP+88, 85, (90); MR12, MR25, 56B; 56A, 56B, 56C, 67R, 87M24239, 2-3-1-1-4-4-38IIIAUS-2
    RPAH18 (2000)TET, ERY, TMP, GEN, CIP+83A; MR8, MR12, MR25, 622, 56B; 56A, 56B; 56C, 67R, 87M24239, 2-3-1-1-4-4-38IIIAUS-2
    LVH25 (2000)TET, ERY, TMP, GEN, CIP+88, 85, 90; MR8, MR12, 622, 56B; 47T, 56A, 56B; 56C, 90A, 67R, 87M, 13M24239, 2-3-1-1-4-4-38IIIAUS-2
    CH10 (2000)TET, ERY, TMP, GEN, CIP, HgCl2, PMA+88; 87M; MR12, MR25, 33, 38, M524a239, 2-3-1-1-4-4-38IIIAUS-3
    IMVS51 (2000)TET, ERY, TMP, GEN, CIP, HgCl2, PMA+8524239, 2-3-1-1-4-4-38IIIAUS-3
    GP35 (2000)TET, ERY, TMP, GEN, CIP, HgCl2, PMA+8524239, 2-3-1-1-4-4-38IIIAUS-3
    IMVS20 (2000)TET, ERY, TMP, GEN, CIP, HgCl2, PMA+88, 54, 8524239, 2-3-1-1-4-4-38IIIAUS-3
    FMC19 (2000)TET, ERY, TMP, GEN, CIP, HgCl2, PMA+Nontypeable24239, 2-3-1-1-4-4-38IIIAUS-3
    RCH66 (2000)ERY, TMP, GEN, CIP, HgCl2, PMA+Nontypeable24239, 2-3-1-1-4-4-38IIIAUS-3
    AH41 (2000)TET, ERY, TMP, GEN, CIP, RIF, HgCl2, PMA+Nontypeable24239, 2-3-1-1-4-4-38IIIAUS-3
    RDH81 (2000)TET, ERY, TMP, GEN, CIP, HgCl2, PMA+Nontypeable24239, 2-3-1-1-4-4-38IIIAUS-3
    AH1 (2000)TET, ERY, TMP, GEN, CIP, HgCl2, PMA+Nontypeable24128, 2-3-1-40-4-4-38IIIAUS-3
    FMC1 (2000)TET, ERY, TMP, CIP, HgCl2, PMA+88, 8524239, 2-3-1-1-4-4-38IIIAUS-3
    AH13 (2000)TET, ERY, TMP, GEN, CIP, HgCl2, PMA+Nontypeable24239, 2-3-1-1-4-4-38IIIAUS-3
    RPH2 (2000)ERY, CIP, TMP+(85), (90), (90A), 13M188, 3-3-1-1-4-4-38IV (pediatric)Irish-2
    LIV79 (2002)ERY, GEN, CIP+Nontypeable18239, 2-3-1-1-4-4-38IIIsporadic
    CH39 (2002)ERY, TMP, GEN, CIP+NontypeableNot tested8, 3-3-1-1-4-4-38Novel (i)mMRSA G
Nonmultiresistant
    CH16 (2000)ERY, CIPNontypeable2222, 7-6-1-5-8-8-622IVEMRSA 15
    PAH58 (2000)+52, 52A, 80, 55, 54, 77, 842430, 2-2-2-2-6-3-230IVSWP
    PAH1 (2000)ERY, MVP+55, 47, 54, 77, 842430, 2-2-2-2-6-3-230IVSWP
    SJOG30 (2000)FUS+Nontypeable201, 1-1-1-1-1-1-11IVWAMRSAI
    PC8 (2000)ERY+88, 52A, 6, 42E, 47, 53, 54, 83A, 85, 90201, 1-1-1-1-1-1-11IVWAMRSAI
    RBH98 (2000)+Nontypeable3293, 6-64-44-2-43-55-51SingletonIVQLD
    RBH87 (2000)ERY, CIP+Nontypeable258129, 22-1-14-41-12-53-31298Novel (ii)nmMRSA B
    CH97 (2000)ERY+88, 29, 52A, 79, 47, 53, 54, 903673, 1-4-27-4-12-1-105IVnmMRSA C
    IMVS67 (2000)TET+88, 77, 83A, 84188, 3-3-1-1-4-4-38VnmMRSA D
    RPH74 (2000)+54DNC45, 10-14-8-6-10-3-245VnmMRSA E
    RDH57 (2000)+52A, 79, 53DNA75, 36-3-43-34-39-52-49NewIVnmMRSA F
    RDH29 (2002)ERY+NontypeableNot testednew, 36-new-43-34-new-new-newSingletonIVSporadic
    WCH100 (2002)GEN+NontypeableNot tested152, 46-75-49-44-13-68-60SingletonVSporadic
    RCH88 (2002)TET, FUS+NontypeableNot tested80slv, 1-3-1-14-11-27-1080IVSporadic
    RDH72 (2002)+NontypeableNot tested80slv, 1-3-1-14-11-27-1080IVSporadic
    CH36 (2002)TET, ERY+52A, 53, 54, 83A, 85, 88, 90; 47T, 90A, 1648, 67R, 13M; MR8, MR12, MR25, 30, 33, 38, M5, 622Not tested8, 3-3-1-1-4-4-38IVSporadic
  • a TET, tetracycline; ERY, erythromycin; TMP, trimethoprim; GEN, gentamicin; CIP, ciprofloxacin; RIF, rifampin; FUS, fusidic acid; MUP, mupirocin.

  • b Synonyms for strain AUS-2 or AUS-3 are Eastern Australia; UK EMRSA-1, -4, and -11; Portuguese/Brazilian; and Vienna. A synonym for strain MRSA G is Irish-1. A synonym for EMRSA 15 is Barnim. Synonyms for strain SWP are WSPP1, WSPP2, and Oceania. A synonym for strain QLD is pulsotype R.

  • c Parentheses mean variable reaction.

  • d DNC, did not cut; DNA, did not amplify.