1-Mulvey RM, and Simor EA. Antimicrobial resistance in hospitals: How concerned should we be? Canadian Medical Association Journal 2009; 180(4): 408-415.
2-Mendonc N, Manageiro V, Robin F. The Lys234Arg substitution in the enzyme SHV-72 is a determinant for resistance to clavulanic acid inhibition. Antimicrobial Agents and Chemotherapy 2008; 52(1): 1806-1811.
3-Garner J S.The Hospital Infection Control Practices Advisory Committee. Infection Control and Hospital Epidemiology 1996; 17(1): 53-80.
4-Muto CA, Jernigan J A, Ostrowsky BE, Richet HM, Jarvis WR, Boyce J M. SHEA guideline for preventing nosocomial transmission of multi-drug resistant strains of Staphylococcus aureus and Enterococcus.Infection Control and Hospital Epidemiology 2003;24(5): 362-86.
5-Silva J, Agullar C, Ayala G. TLA-1: a new plasmid-mediated extended-spectrum β-lactamase from Escherichia coli. Antimicrobial Agents and Chemotherapy 2000; 44(1): 997-1003.
6-Bradford A P. Extended-spectrum β-lactamases in the 21st century: characterization, epidemiology and detection of this important resistance threat.
Clinical Microbiology Reviews 2001; 14(4): 933-51.
7-Jacoby A G, and Medeiros A A. More extended spectrum β-lactamases. Antimicrobial Agents and Chemotherapy 1991; 35(9): 1697-1704.
8-Lin C F, Hsu S K, Chen C H, Huang J R, Lo H H .Genotypic detection and molecular epidemiology of extended-spectrum b-lactamase producing Escherichia coli and Klebsiella pneumoniae in a regional hospital in central Taiwan. Journal of Medical Microbiology, 2010; 59(6): 665-71.
9-Singhal S, Mathur T, Khan S. Evaluation of methods for AmpC β-lactamases in gram negative clinical isolates from tertiary care hospital.
Indian Journal of Medical Microbiology.2005; 23(2): 120-124.
10-Hanson N D, and Sanders C C. Regulation of inducible AmpC β–lactamases expression among Entrobacteriaceae.
Current Pharmaceutical Design, 2005; 5(1): 881-884.
11-Philippon A, Arlet G, Jacoby G A. Plasmid determined AmpC-type beta-lactamases. Antimicrobial Agents Chemotherapy. 2002; 46(1): 1-11.
12-CLSI. Performance standards for Antimicrobial Susceptibility Testing: Twentieth in formaonal supplemented CLSI document M100-S20. Wayne PA: Clinical and Laboratory Standards Institute 2013.
13-Jafari M, Fallah F, Borhan R S, Navidinia M, Karimi A, Hashemi A. The First Report of CMY, aac (6′)-Ib and 16S rRNA Methylase Genes Among Pseudomonas aeruginosa Isolates From Iran. Archives of Pediatric Infectious Diseases 2013; 1(3): 109-112.
14-Coudron P E, Moland E S, Thomson K S. Occurrence and detection of AmpC betalactamases among Escherichia coli, Klebsiella pneumonia and Proteus mirabilis isolates at a veterans medical center. Journal of Clinical Microbiology 2000; 38(5): 1791-6.
15-Soha A.H and Lamiaa A A. Occurrence and detection of AmpC b-lactamases among Enterobacteriaceae isolates from patients at Ain Shams University Hospital. The Egyptian Journal of Medical Human Genetics 2015; 16(1): 239–244.
16-Perez-Perez FJ, Hanson ND. Detection of plasmid-mediated AmpC beta-lactamase genes in clinical isolates by using multiplex PCR. Journal of Clinical Microbiology 2002; 40(6): 2153-62.
17-Li Q, Lee J Y, Castillo R, Hixon M S, Pujol C, Doppalapudi V R, Shepard H M, Wahl G M, Lobl T J, Chan M F. A novel antibacterial agent with broad-spectrum activity and enhanced potency against beta-lactamase producing strains. Journal of Antimicrobial Chemotherapy 2002; 46(1): 1262-8.
18-Mirsalehian A, Akbari-nakhjavani F, Peymani A, Kazemi B, Jebal-Ameli F, Mirafshar S M. Prevalence of extended spectrum b-lactamase producing Entrobacteriaceae by phenotypic and genotypic methods in intensive care units in Tehran. Iran Daru 2008; 16(1):169-73.
19-Behroozi A, Rahbar M, Vand Yousefi J. Frequency of extended spectrum beta-lactamase (ESBLs) producing Escherichia coli and Klebsiella Pneumoniae isolated from urine in an Iranian 1000-bed tertiary care hospital. African Journal of Microbiology Research 2010; 4(9): 881-884.
20-Ghafourian S, Bin S Z, Sadeghifard N. The prevalence of ESBLs producing Klebsiella pneumoniae isolates in some major hospitals, Iran. The Open Microbiology Journal 2011; 5(2): 91-5.
21-Alizadeh H, Moemeni R, Doulatshah L. Frequency of Klebsiella Pneumoniae isolates producing ESBL enzymes from clinical specimens. Journal of laboratory Science 2014; 1(1):64-71.
22-Udomsantisuk N, Nunthapisud P. Molecular characterization of extended spectrum beta-lactamase among clinical isolates E.coli and Klebsiella Pneumoniae. Journal of the Medical Association of Thailand 2011;94(12): 1504-12.
23-Shibl A, Al-Agamy M, Memish Z, Senok A, Khader S A, Assiri A. The emergence of OXA-48- and NDM-1 positive Klebsiella Pneumoniae in Riyadh, Saudi Arabia. International Journal of Infectious Diseases 2013; 17(12): 1130-3.
24-Lal P, Kapi A, Das B K, Sood S. Occurrence of TEM and SHV gene in extended-spectrum beta lactamases (ESBLS), producing Klebsiella Sp. Isolated from a tertiary care hospital. Indian Journal of Medical Research 2007; 125(2): 173-8.
25-Amraei Sh, Eslami G, Taherpour A, Godarzi H, Hashemi A. Molecular diagnosis of FOX, MOX and ACT genes in beta lactamase producing Klebsiella pneumoniae species. Mazandaran medical science Journal 2014; 11(8): 11-20.
26-Japoni Negad A, Mousavifard N, Safari M, Kazemeian H, Tabibneghad M, Amoozandeh N A, Abtahi H, Ghaznavirad A. Frequency of betalactamases enzymes genes encoding mediated by plasmid in clinical isolates in Klebsiella pneumoniae. Journal of Medical Science in Isfahan. 2013; 249:1285-1295.
27-Rastegar L A, Azimi L, Rahbar M, Fallah F, Alaghehbandan R. Phenotypic detection of Klebsiella pneumoniae carbapenemase among burns patients: first report from Iran. Burns 2013; 39(1): 174-6.
28-Darakhshan S. Genotyping of PRGE, MLVA and evaluation of genetical diversity in bla CTM-M1 in Klebsiella pneumoniae. 179-183 (Persian).