Klebsiella pneumoniae

Colinon C, et al. 2007. J Antimicrob Chemother 60(2): 258-262. Characterization of the IncA/C plasmid pCC416 encoding VIM-4 and CMY-4 beta-lactamases. (PMID 17540674)

Leinberger DM, et al. 2010. J Clin Microbiol 48(2): 460-471. Integrated detection of extended-spectrum-beta-lactam resistance by DNA microarray-based genotyping of TEM, SHV, and CTX-M genes. (PMID 20007393)

Diene SM, et al. 2011. Int J Antimicrob Agents 37(6): 544-546. Real-time PCR assay allows detection of the New Delhi metallo-beta-lactamase (NDM-1)-encoding gene in France. (PMID 21497063)

Rodriguez-Martinez JM, et al. 2007. Int J Antimicrob Agents 29(6): 705-709. Characterisation of integrons containing the plasmid-mediated quinolone resistance gene qnrA1 in Klebsiella pneumoniae. (PMID 17368003)

Jacoby GA, et al. 2006. Antimicrob Agents Chemother 50(4): 1178-1182. qnrB, another plasmid-mediated gene for quinolone resistance. (PMID 16569827)

Partridge SR and Hall RM. 2003. J Bacteriol 185(21): 6371-6384. The IS1111 family members IS4321 and IS5075 have subterminal inverted repeats and target the terminal inverted repeats of Tn21 family transposons. (PMID 14563872)

Oliver A, et al. 2005. Antimicrob Agents Chemother 49(4): 1567-1571. CTX-M-10 linked to a phage-related element is widely disseminated among Enterobacteriaceae in a Spanish hospital. (PMID 15793141)

Partridge SR and Hall RM. 2004. Antimicrob Agents Chemother 48(11): 4250-4255. Complex multiple antibiotic and mercury resistance region derived from the r-det of NR1 (R100). (PMID 15504849)

Penteado AP, et al. 2008. Diagn Microbiol Infect Dis 63(1): 87-91. Dissemination of bla(IMP-1)-carrying integron In86 among Klebsiella pneumoniae isolates harboring a new trimethoprim resistance gene dfr23. (PMID 18990526)

Chen YT, et al. 2004. Gene 337: 189-198. Sequencing and analysis of the large virulence plasmid pLVPK of Klebsiella pneumoniae CG43. (PMID 15276215)

Woodford N, et al. 2004. Antimicrob Agents Chemother 48(12): 4793-4799. Outbreak of Klebsiella pneumoniae producing a new carbapenem-hydrolyzing class A beta-lactamase, KPC-3, in a New York Medical Center. (PMID 15561858)

Bauernfeind A, et al. 1996. Antimicrob Agents Chemother 40(1): 221-224. Characterization of the plasmidic beta-lactamase CMY-2, which is responsible for cephamycin resistance. (PMID 8787910)

Partridge SR and Hall RM. 2002. Antimicrob Agents Chemother 47(1): 342-349. In34, a complex In5 family class 1 integron containing orf513 and dfrA10. (PMID 12499211)

Chen YT, et al. 2006. Antimicrob Agents Chemother 50(11): 3861-3866. Complete nucleotide sequence of pK245, a 98-kilobase plasmid conferring quinolone resistance and extended-spectrum-beta-lactamase activity in a clinical Klebsiella pneumoniae isolate. (PMID 16940067)

Kariuki S, et al. 2001. Antimicrob Agents Chemother 45(7): 2141-2143. Molecular characterization of a novel plasmid-encoded cefotaximase (CTX-M-12) found in clinical Klebsiella pneumoniae isolates from Kenya. (PMID 11408239)

Tolmasky ME. 1990. Plasmid 24(3): 218-226. Sequencing and expression of aadA, bla, and tnpR from the multiresistance transposon Tn1331. (PMID 1963948)

Poirel L, et al. 2000. Antimicrob Agents Chemother 44(3): 622-632. Biochemical sequence analyses of GES-1, a novel class A extended-spectrum beta-lactamase, and the class 1 integron In52 from Klebsiella pneumoniae. (PMID 10681329)

Yu WL, et al. 2006. Clin Microbiol Infect 12(8): 806-809. Genetic association of blaSHV-5 with transposable elements IS26 and IS5 in Klebsiella pneumoniae from Taiwan. (PMID 16842580)

Tortola MT, et al. 2005. Antimicrob Agents Chemother 49(8): 3492-3494. First detection of a carbapenem-hydrolyzing metalloenzyme in two enterobacteriaceae isolates in Spain. (PMID 16048967)

Soge OO, et al. 2005. J Antimicrob Chemother 57(1): 24-30. CTX-M-15 extended-spectrum (beta)-lactamase from Nigerian Klebsiella pneumoniae. (PMID 16319181)

Tolmasky ME and Crosa JH. 1993. Plasmid 29(1): 31-40. Genetic organization of antibiotic resistance genes (aac(6')-Ib, aadA, and oxa9) in the multiresistance transposon Tn1331. (PMID 8382826)

Cambau E, et al. 2006. Clin Microbiol Infect 12(10): 1013-1020. Occurrence of qnrA-positive clinical isolates in French teaching hospitals during 2002-2005. (PMID 16961639)

Quiroga MP, et al. 2007. Antimicrob Agents Chemother 51(12): 4466-4470. Complex class 1 integrons with diverse variable regions, including aac(6')-Ib-cr, and a novel allele, qnrB10, associated with ISCR1 in clinical enterobacterial isolates from Argentina. (PMID 17938184)

Cheng J, et al. 2009. J Gen Appl Microbiol 55(3): 207-216. Phenotypic and molecular characterization of a novel beta-lactamase carried by Klebsiella pneumoniae, CTX-M-72, derived from CTX-M-3. (PMID 19590148)

Zarnayova M, et al. 2005. Antimicrob Agents Chemother 49(7): 3066-3069. Survey of Enterobacteriaceae producing extended-spectrum beta-lactamases in a Slovak hospital: dominance of SHV-2a and characterization of TEM-132. (PMID 15980402)

Bauernfeind A, et al. 1999. Antimicrob Agents Chemother 43(8): 1924-1931. A novel type of AmpC beta-lactamase, ACC-1, produced by a Klebsiella pneumoniae strain causing nosocomial pneumonia. (PMID 10428914)

Hernandez JR, et al. 2005. Antimicrob Agents Chemother 49(5): 2122-2125. Nationwide study of Escherichia coli and Klebsiella pneumoniae producing extended-spectrum beta-lactamases in Spain. (PMID 15855544)

Leverstein-van Hall MA, et al. 2002. J Clin Microbiol 40(10): 3703-3711. Evaluation of the Etest ESBL and the BD Phoenix, VITEK 1, and VITEK 2 automated instruments for detection of extended-spectrum beta-lactamases in multiresistant Escherichia coli and Klebsiella spp. (PMID 12354869)

Mata C, et al. 2010. Clin Microbiol Infect 16(5): 472-476. Prevalence of acquired AmpC beta-lactamases in Enterobacteriaceae lacking inducible chromosomal ampC genes at a Spanish hospital from 1999 to 2007. (PMID 19523051)

Wang P, et al. 2011. J Clin Microbiol 49(9): 3127-3131. Susceptibility of extended-spectrum-beta-lactamase-producing Enterobacteriaceae according to the new CLSI breakpoints. (PMID 21752977)

de Oliveira Garcia D, et al. 2008. Antimicrob Agents Chemother 52(5): 1790-1793. Multiclonal outbreak of Klebsiella pneumoniae producing extended-spectrum beta-lactamase CTX-M-2 and novel variant CTX-M-59 in a neonatal intensive care unit in Brazil. (PMID 18347108)

Cao V, et al. 2002. Antimicrob Agents Chemother 46(5): 1212-1217. ColE1-like plasmid pIP843 of Klebsiella pneumoniae encoding extended-spectrum beta-lactamase CTX-M-17. (PMID 11959547)

Poyart C, et al. 1998. Antimicrob Agents Chemother 42(1): 108-113. A novel extended-spectrum TEM-type beta-lactamase (TEM-52) associated with decreased susceptibility to moxalactam in Klebsiella pneumoniae. (PMID 9449269)

Chen Y, et al. 2008. Int J Antimicrob Agents 33(1): 95-96. ACT-3, a novel plasmid-encoded class C beta-lactamase in a Klebsiella pneumoniae isolate from China. (PMID 18789849)

Cheng J, et al. 2010. Mol Biol Rep 37(3): 1261-1267. Phenotypic and molecular characterization of two novel CTX-M enzymes carried by Klebsiella pneumoniae. (PMID 19294528)

Bauernfeind A, et al. 1996. Antimicrob Agents Chemother 40(8): 1926-1930. Comparative characterization of the cephamycinase blaCMY-1 gene and its relationship with other beta-lactamase genes. (PMID 8843306)

Tzouvelekis LS, et al. 1994. Antimicrob Agents Chemother 38(9): 2207-2209. Nucleotide sequence of a plasmid-mediated cephalosporinase gene (blaLAT-1) found in Klebsiella pneumoniae. (PMID 7811049)

Naas T, et al. 1999. FEMS Microbiol Lett 176(2): 411-419. Molecular characterization of In50, a class 1 integron encoding the gene for the extended-spectrum beta-lactamase VEB-1 in Pseudomonas aeruginosa. (PMID 10427724)

Chanawong A, et al. 2002. Antimicrob Agents Chemother 46(3): 630-637. Three cefotaximases, CTX-M-9, CTX-M-13, and CTX-M-14, among Enterobacteriaceae in the People's Republic of China. (PMID 11850241)

Mabilat C, et al. 1992. Mol Gen Genet 235(1): 113-121. A new example of physical linkage between Tn1 and Tn21: the antibiotic multiple-resistance region of plasmid pCFF04 encoding extended-spectrum beta-lactamase TEM-3. (PMID 1331747)

Wachino J, et al. 2006. Antimicrob Agents Chemother 50(2): 534-541. Horizontal transfer of blaCMY-bearing plasmids among clinical Escherichia coli and Klebsiella pneumoniae isolates and emergence of cefepime-hydrolyzing CMY-19. (PMID 16436707)

Billot-Klein D, et al. 1990. Antimicrob Agents Chemother 34(12): 2439-2441. Nucleotide sequence of the SHV-5 beta-lactamase gene of a Klebsiella pneumoniae plasmid. (PMID 2088203)

Wu LT, et al. 2005. Clin Microbiol Infect 11(11): 893-897. Identification of a novel cephalosporinase (DHA-3) in Klebsiella pneumoniae isolated in Taiwan. (PMID 16216104)

Poirel L, et al. 2003. Antimicrob Agents Chemother 47(2): 755-758. Emergence in Klebsiella pneumoniae of a chromosome-encoded SHV beta-lactamase that compromises the efficacy of imipenem. (PMID 12543688)

Mulvey MR, et al. 2004. Antimicrob Agents Chemother 48(4): 1204-1214. Ambler class A extended-spectrum beta-lactamase-producing Escherichia coli and Klebsiella spp. in Canadian hospitals. (PMID 15047521)

Poirel L, et al. 2001. Antimicrob Agents Chemother 45(12): 3355-3361. CTX-M-type extended-spectrum beta-lactamase that hydrolyzes ceftazidime through a single amino acid substitution in the omega loop. (PMID 11709308)

Ben Achour N, et al. 2009. Microb Drug Resist 15(3): 195-199. Characterization of a novel extended-spectrum TEM-type beta-lactamase, TEM-164, in a clinical strain of Klebsiella pneumoniae in Tunisia. (PMID 19728777)

Schneider I, et al. 2007. Int J Antimicrob Agents 29(6): 710-714. Dissemination and persistence of a plasmid-mediated TEM-3-like beta-lactamase, TEM-139, among Enterobacteriaceae in Bulgaria. (PMID 17382521)

Jones CH, et al. 2009. Antimicrob Agents Chemother 53(3): 977-986. Pyrosequencing using the single-nucleotide polymorphism protocol for rapid determination of TEM- and SHV-type extended-spectrum beta-lactamases in clinical isolates and identification of the novel beta-lactamase genes blaSHV-48, blaSHV-105, and blaTEM-155. (PMID 19075050)

Yigit H, et al. 2001. Antimicrob Agents Chemother 45(4): 1151-1161. Novel carbapenem-hydrolyzing beta-lactamase, KPC-1, from a carbapenem-resistant strain of Klebsiella pneumoniae. (PMID 11257029)

Gonzalez Leiza M, et al. 1994. Antimicrob Agents Chemother 38(9): 2150-2157. Gene sequence and biochemical characterization of FOX-1 from Klebsiella pneumoniae, a new AmpC-type plasmid-mediated beta-lactamase with two molecular variants. (PMID 7811034)

Potron A, et al. 2011. Antimicrob Agents Chemother 55(10): 4896-4899. Characterization of OXA-181, a carbapenem-hydrolyzing class D beta-lactamase from Klebsiella pneumoniae. (PMID 21768505)

Perez F, et al. 2010. J Antimicrob Chemother 65(8): 1807-1818. Carbapenem-resistant Acinetobacter baumannii and Klebsiella pneumoniae across a hospital system: impact of post-acute care facilities on dissemination. (PMID 20513702)

Papagiannitsis CC, et al. 2011. Antimicrob Agents Chemother 55(7): 3570-3572. Characterization of metallo-beta-lactamase VIM-27, an A57S mutant of VIM-1 associated with Klebsiella pneumoniae ST147. (PMID 21518835)

Nuesch-Inderbinen MT, et al. 1997. Antimicrob Agents Chemother 41(5): 943-949. Survey and molecular genetics of SHV beta-lactamases in Enterobacteriaceae in Switzerland: two novel enzymes, SHV-11 and SHV-12. (PMID 9145849)

Vourli S, et al. 2004. FEMS Microbiol Lett 234(2): 209-213. Novel GES/IBC extended-spectrum beta-lactamase variants with carbapenemase activity in clinical enterobacteria. (PMID 15135524)

Yan JJ, et al. 2000. Antimicrob Agents Chemother 44(6): 1438-1442. Prevalence of SHV-12 among clinical isolates of Klebsiella pneumoniae producing extended-spectrum beta-lactamases and identification of a novel AmpC enzyme (CMY-8) in Southern Taiwan. (PMID 10817689)

Baraniak A, et al. 2005. Antimicrob Agents Chemother 49(5): 1872-1880. Evolution of TEM-type extended-spectrum beta-lactamases in clinical Enterobacteriaceae strains in Poland. (PMID 15855509)

Yu Y, et al. 2006. J Infect 54(1): 53-57. Resistance of strains producing extended-spectrum beta-lactamases and genotype distribution in China. (PMID 16533535)

Horii T, et al. 1994. Gene 139(1): 93-98. Characterization of a plasmid-borne and constitutively expressed blaMOX-1 gene encoding AmpC-type beta-lactamase. (PMID 8112596)

Rasheed JK, et al. 2002. Antimicrob Agents Chemother 46(6): 2000-2003. TEM-71, a novel plasmid-encoded, extended-spectrum beta-lactamase produced by a clinical isolate of Klebsiella pneumoniae. (PMID 12019125)

Chanal C, et al. 1992. Antimicrob Agents Chemother 36(9): 1817-1820. Nucleotide sequences of CAZ-2, CAZ-6, and CAZ-7 beta-lactamase genes. (PMID 1416873)

Arlet G, et al. 1999. Antimicrob Agents Chemother 43(4): 969-971. Sequences of the genes for the TEM-20, TEM-21, TEM-22, and TEM-29 extended-spectrum beta-lactamases. (PMID 10103213)

Yang Y, et al. 1998. Antimicrob Agents Chemother 42(7): 1671-1676. Ceftazidime-resistant Klebsiella pneumoniae and Escherichia coli isolates producing TEM-10 and TEM-43 beta-lactamases from St. Louis, Missouri. (PMID 9661002)

Papanicolaou GA, et al. 1990. Antimicrob Agents Chemother 34(11): 2200-2209. Novel plasmid-mediated beta-lactamase (MIR-1) conferring resistance to oxyimino- and alpha-methoxy beta-lactams in clinical isolates of Klebsiella pneumoniae. (PMID 1963529)

Poirel L, et al. 2003. Antimicrob Agents Chemother 48(1): 15-22. Emergence of oxacillinase-mediated resistance to imipenem in Klebsiella pneumoniae. (PMID 14693513)

Bradford PA, et al. 1997. Antimicrob Agents Chemother 41(3): 563-569. Imipenem resistance in Klebsiella pneumoniae is associated with the combination of ACT-1, a plasmid-mediated AmpC beta-lactamase, and the foss of an outer membrane protein. (PMID 9055993)

Hawser SP, et al. 2011. Antimicrob Agents Chemother 55(8): 3917-3921. Susceptibility of Klebsiella pneumoniae isolates from intra-abdominal infections and molecular characterization of ertapenem-resistant isolates. (PMID 21670192)

Schneider I, et al. 2009. Antimicrob Agents Chemother 53(10): 4518-4521. New variant of CTX-M-type extended-spectrum beta-lactamases, CTX-M-71, with a Gly238Cys substitution in a Klebsiella pneumoniae isolate from Bulgaria. (PMID 19620330)

Pai H, et al. 2001. Antimicrob Agents Chemother 45(12): 3651-3653. Evolution of TEM-related extended-spectrum beta-lactamases in Korea. (PMID 11709362)

Smith Moland E, et al. 2003. J Antimicrob Chemother 51(3): 711-714. Plasmid-mediated, carbapenem-hydrolysing beta-lactamase, KPC-2, in Klebsiella pneumoniae isolates. (PMID 12615876)

Gniadkowski M, et al. 1998. Antimicrob Agents Chemother 42(3): 514-520. Ceftazidime-resistant Enterobacteriaceae isolates from three Polish hospitals: identification of three novel TEM- and SHV-5-type extended-spectrum beta-lactamases. (PMID 9517925)

Fiett J, et al. 2000. Antimicrob Agents Chemother 44(6): 1499-1505. A novel complex mutant beta-lactamase, TEM-68, identified in a Klebsiella pneumoniae isolate from an outbreak of extended-spectrum beta-lactamase-producing Klebsiellae. (PMID 10817699)

Aubert D, et al. 2006. J Bacteriol 188(18): 6506-6514. Functional characterization of IS1999, an IS4 family element involved in mobilization and expression of beta-lactam resistance genes. (PMID 16952941)

Montealegre MC, et al. 2011. Antimicrob Agents Chemother 55(5): 2428-2430. Novel VIM metallo-beta-lactamase variant, VIM-24, from a Klebsiella pneumoniae isolate from Colombia. (PMID 21282438)

Goussard S and Courvalin P. 1999. Antimicrob Agents Chemother 43(2): 367-370. Updated sequence information for TEM beta-lactamase genes. (PMID 9925535)

Brenwald NP, et al. 2002. J Antimicrob Chemother 51(1): 195-196. An outbreak of a CTX-M-type beta-lactamase-producing Klebsiella pneumoniae: the importance of using cefpodoxime to detect extended-spectrum beta-lactamases. (PMID 12493817)

Yan JJ, et al. 2001. Antimicrob Agents Chemother 45(8): 2368-2371. Identification of a plasmid encoding SHV-12, TEM-1, and a variant of IMP-2 metallo-beta-lactamase, IMP-8, from a clinical isolate of Klebsiella pneumoniae. (PMID 11451699)

Pournaras S, et al. 2005. Antimicrob Agents Chemother 49(12): 5153-5156. VIM-12, a novel plasmid-mediated metallo-beta-lactamase from Klebsiella pneumoniae that resembles a VIM-1/VIM-2 hybrid. (PMID 16304191)

Adler H, et al. 2008. J Antimicrob Chemother 61(2): 457-458. Plasmid-mediated AmpC beta-lactamases in Enterobacteriaceae lacking inducible chromosomal ampC genes: prevalence at a Swiss university hospital and occurrence of the different molecular types in Switzerland. (PMID 18065410)

Queenan AM, et al. 2001. Antimicrob Agents Chemother 45(11): 3189-3194. Cloning and biochemical characterization of FOX-5, an AmpC-type plasmid-encoded beta-lactamase from a New York City Klebsiella pneumoniae clinical isolate. (PMID 11600376)

Bagattini M, et al. 2006. J Antimicrob Chemother 57(5): 979-982. Molecular epidemiology of extended-spectrum beta-lactamase-producing Klebsiella pneumoniae in a neonatal intensive care unit. (PMID 16531430)

Fortineau N, et al. 2001. J Antimicrob Chemother 47(2): 207-210. Plasmid-mediated and inducible cephalosporinase DHA-2 from Klebsiella pneumoniae. (PMID 11157909)

Chaves J, et al. 2001. Antimicrob Agents Chemother 45(10): 2856-2861. SHV-1 beta-lactamase is mainly a chromosomally encoded species-specific enzyme in Klebsiella pneumoniae. (PMID 11557480)

Dubois V, et al. 2008. Antimicrob Agents Chemother 52(10): 3792-3794. Molecular and biochemical characterization of SHV-56, a novel inhibitor-resistant beta-lactamase from Klebsiella pneumoniae. (PMID 18663019)

Yuan M, et al. 2000. Antimicrob Agents Chemother 44(4): 1081-1084. SHV-13, a novel extended-spectrum beta-lactamase, in Klebsiella pneumoniae isolates from patients in an intensive care unit in Amsterdam. (PMID 10722518)

Mendonca N, et al. 2008. Antimicrob Agents Chemother 52(5): 1806-1811. The Lys234Arg substitution in the enzyme SHV-72 is a determinant for resistance to clavulanic acid inhibition. (PMID 18316518)

Arpin C, et al. 2003. Antimicrob Agents Chemother 47(11): 3506-3514. Extended-spectrum beta-lactamase-producing Enterobacteriaceae in community and private health care centers. (PMID 14576109)

Arlet G, et al. 1997. FEMS Microbiol Lett 152(1): 163-167. Substitution of alanine for aspartate at position 179 in the SHV-6 extended-spectrum beta-lactamase. (PMID 9228783)

Corkill JE, et al. 2001. J Antimicrob Chemother 47(4): 463-465. SHV-27, a novel cefotaxime-hydrolysing beta-lactamase, identified in Klebsiella pneumoniae isolates from a Brazilian hospital. (PMID 11266422)

Li JB, et al. 2009. Mol Biol Rep 36(5): 1141-1148. A novel SHV-type beta-lactamase variant (SHV-89) in clinical isolates in China. (PMID 18587684)

Veras DL, et al. 2011. Curr Microbiol 62(5): 1610-1616. Prevalence of the bla (SHV) gene in Klebsiella pneumoniae isolates obtained from hospital and community infections and from the microbiota of healthy individuals in Recife, Brazil. (PMID 21359845)

Mendonca N, et al. 2009. Int J Antimicrob Agents 34(1): 29-37. Molecular epidemiology and antimicrobial susceptibility of extended- and broad-spectrum beta-lactamase-producing Klebsiella pneumoniae isolated in Portugal. (PMID 19272757)

Lavilla S, et al. 2008. J Antimicrob Chemother 61(2): 291-295. Prevalence of qnr genes among extended-spectrum beta-lactamase-producing enterobacterial isolates in Barcelona, Spain. (PMID 18029415)

Brasme L, et al. 2007. J Antimicrob Chemother 60(5): 956-964. Incidence of class A extended-spectrum beta-lactamases in Champagne-Ardenne (France): a 1 year prospective study. (PMID 17804424)

Abbassi MS, et al. 2008. Int J Antimicrob Agents 32(4): 308-314. Genetic characterisation of CTX-M-15-producing Klebsiella pneumoniae and Escherichia coli strains isolated from stem cell transplant patients in Tunisia. (PMID 18620848)

Dubois V, et al. 2004. Antimicrob Agents Chemother 48(11): 4466-4469. SHV-49, a novel inhibitor-resistant beta-lactamase in a clinical isolate of Klebsiella pneumoniae. (PMID 15504885)

Chang FY, et al. 2001. Antimicrob Agents Chemother 45(9): 2407-2413. Diversity of SHV and TEM beta-lactamases in Klebsiella pneumoniae: gene evolution in Northern Taiwan and two novel beta-lactamases, SHV-25 and SHV-26. (PMID 11502506)

Hammad AM, et al. 2008. J Vet Med Sci 70(11): 1269-1272. First characterization and emergence of SHV-60 in raw milk of a healthy cow in Japan. (PMID 19057150)

Zong Z, et al. 2008. Antimicrob Agents Chemother 52(11): 4198-4202. Dominance of blaCTX-M within an Australian extended-spectrum beta-lactamase gene pool. (PMID 18725449)

Mazzariol A, et al. 2007. Antimicrob Agents Chemother 51(3): 1082-1084. Detection of a new SHV-type extended-spectrum beta-lactamase, SHV-31, in a Klebsiella pneumoniae strain causing a large nosocomial outbreak in The Netherlands. (PMID 17178800)

Yuan M, et al. 2001. Antimicrob Agents Chemother 45(1): 309-311. SHV-14, a novel beta-lactamase variant in Klebsiella pneumoniae isolates from Nijmegen, The Netherlands. (PMID 11120985)

An S, et al. 2012. FEMS Microbiol Lett 332(2): 137-145. Predominant characteristics of CTX-M-producing Klebsiella pneumoniae isolates from patients with lower respiratory tract infection in multiple medical centers in China. (PMID 22537112)

Arpin C, et al. 2001. Antimicrob Agents Chemother 45(9): 2480-2485. SHV-16, a beta-lactamase with a pentapeptide duplication in the omega loop. (PMID 11502518)

Lascols C, et al. 2012. Antimicrob Agents Chemother 57(1): 130-136. Surveillance and molecular epidemiology of Klebsiella pneumoniae isolates that produce carbapenemases: first report of OXA-48-like enzymes in North America. (PMID 23070171)

Oteo J, et al. 2013. J Antimicrob Chemother 68(2): 317-321. Emergence of OXA-48-producing Klebsiella pneumoniae and the novel carbapenemases OXA-244 and OXA-245 in Spain. (PMID 23034714)

Haeggman S, et al. 2004. Antimicrob Agents Chemother 48(7): 2400-2408. Diversity and evolution of the class A chromosomal beta-lactamase gene in Klebsiella pneumoniae. (PMID 15215087)

Rasheed JK, et al. 2000. Antimicrob Agents Chemother 44(9): 2382-2388. Characterization of the extended-spectrum beta-lactamase reference strain, Klebsiella pneumoniae K6 (ATCC 700603), which produces the novel enzyme SHV-18. (PMID 10952583)

Siebor E, et al. 2005. Antimicrob Agents Chemother 49(7): 3097-3098. One new LEN enzyme and two new OKP enzymes in Klebsiella pneumoniae clinical isolates and proposed nomenclature for chromosomal beta-lactamases of this species. (PMID 15980410)

Mendonca N, et al. 2006. Diagn Microbiol Infect Dis 56(4): 415-420. Occurrence of a novel SHV-type enzyme (SHV-55) among isolates of Klebsiella pneumoniae from Portuguese origin in a comparison study for extended-spectrum beta-lactamase-producing evaluation. (PMID 16938422)

Ramdani-Bouguessa N, et al. 2011. J Med Microbiol 60(PT 7): 983-987. Role of SHV beta-lactamase variants in resistance of clinical Klebsiella pneumoniae strains to beta-lactams in an Algerian hospital. (PMID 21415202)

Rodrigues C, et al. 2013. J Antimicrob Chemother 69(1): 274-275. Detection of VIM-34, a novel VIM-1 variant identified in the intercontinental ST15 Klebsiella pneumoniae clone. (PMID 23934739)

Zou LK, et al. 2011. Vet Microbiol 149(1-2): 139-146. Phenotypic and genotypic characterization of beta-lactam resistance in Klebsiella pneumoniae isolated from swine. (PMID 21035968)

Castanheira M, et al. 2013. Antimicrob Agents Chemother 57(7): 3012-3020. Prevalence of beta-lactamase-encoding genes among Enterobacteriaceae bacteremia isolates collected in 26 U.S. hospitals: report from the SENTRY Antimicrobial Surveillance Program (2010). (PMID 23587957)

Fevre C, et al. 2005. Antimicrob Agents Chemother 49(12): 5149-5152. Variants of the Klebsiella pneumoniae OKP chromosomal beta-lactamase are divided into two main groups, OKP-A and OKP-B. (PMID 16304190)

Gomez S, et al. 2013. Clin Microbiol Infect 19(5): E233-E235. Intrapatient emergence of OXA-247: a novel carbapenemase found in a patient previously infected with OXA-163-producing Klebsiella pneumoniae. (PMID 23402333)

Arakawa Y, et al. 1986. FEBS Lett 207(1): 69-74. Close evolutionary relationship between the chromosomally encoded beta-lactamase gene of Klebsiella pneumoniae and the TEM beta-lactamase gene mediated by R plasmids. (PMID 3533626)

Mendonca N, et al. 2009. Diagn Microbiol Infect Dis 63(3): 334-338. Genetic diversity of genes encoding OKP and LEN beta-lactamases produced by clinical Klebsiella pneumoniae strains in Portugal. (PMID 19128913)

Bueno MF, et al. 2013. Antimicrob Agents Chemother 57(5): 2397-2400. Coproduction of 16S rRNA methyltransferase RmtD or RmtG with KPC-2 and CTX-M group extended-spectrum beta-lactamases in Klebsiella pneumoniae. (PMID 23459483)

Centron D, et al. 1998. Antimicrob Agents Chemother 42(6): 1506-1508. Characterization of the 6'-N-aminoglycoside acetyltransferase gene aac(6')-Iq from the integron of a natural multiresistance plasmid. (PMID 9624504)

Sarno R, et al. 2002. Antimicrob Agents Chemother 46(11): 3422-3427. Complete nucleotide sequence of Klebsiella pneumoniae multiresistance plasmid pJHCMW1. (PMID 12384346)

Pai H, et al. 2003. Antimicrob Agents Chemother 47(6): 2006-2008. Salmonella enterica serovar typhi strains isolated in Korea containing a multidrug resistance class 1 integron. (PMID 12760886)

Doi Y, et al. 2008. Antimicrob Agents Chemother 52(6): 2270-2272. Genetic environment of 16S rRNA methylase gene rmtD. (PMID 18391044)

Galimand M, et al. 2012. Antimicrob Agents Chemother 56(7): 3960-3962. RmtF, a new member of the aminoglycoside resistance 16S rRNA N7 G1405 methyltransferase family. (PMID 22547620)

Cloeckaert A, et al. 2001. Antimicrob Agents Chemother 45(8): 2381-2382. Nonenzymatic chloramphenicol resistance mediated by IncC plasmid R55 is encoded by a floR gene variant. (PMID 11451703)

Poirel L, et al. 2003. Antimicrob Agents Chemother 47(9): 2938-2945. Insertion sequence ISEcp1B is involved in expression and mobilization of a bla(CTX-M) beta-lactamase gene. (PMID 12936998)

Guillard T, et al. 2012. J Antimicrob Chemother 67(11): 2635-2639. High-resolution melting analysis for rapid characterization of qnr alleles in clinical isolates and detection of two novel alleles, qnrB25 and qnrB42. (PMID 22850691)

Tran JH and Jacoby GA. 2002. Proc Natl Acad Sci U S A 99(8): 5638-5642. Mechanism of plasmid-mediated quinolone resistance. (PMID 11943863)

Wang D, et al. 2011. J Med Microbiol 60(PT 12): 1849-1852. Novel variants of the qnrB gene, qnrB31 and qnrB32, in Klebsiella pneumoniae. (PMID 21816942)

da Fonseca EL, et al. 2008. Antimicrob Agents Chemother 52(5): 1865-1867. Detection of new arr-4 and arr-5 gene cassettes in clinical Pseudomonas aeruginosa and Klebsiella pneumoniae strains from Brazil. (PMID 18299416)

Harmer CJ, et al. 2014. Microb Drug Resist 20(5): 416-423. pRMH760, a Precursor of A/C2 Plasmids Carrying blaCMY and blaNDM Genes. (PMID 24841670)

Veldman K, et al. 2014. Int J Food Microbiol 177: 72-77. Enterobacteriaceae resistant to third-generation cephalosporins and quinolones in fresh culinary herbs imported from Southeast Asia. (PMID 24607424)

Wachino J, et al. 2004. Antimicrob Agents Chemother 48(8): 2905-2910. Molecular characterization of a cephamycin-hydrolyzing and inhibitor-resistant class A beta-lactamase, GES-4, possessing a single G170S substitution in the omega-loop. (PMID 15273099)

Hazen TH, et al. 2014. Antimicrob Agents Chemother 58(4): 1879-1888. Characterization of Klebsiella sp. strain 10982, a colonizer of humans that contains novel antibiotic resistance alleles and exhibits genetic similarities to plant and clinical Klebsiella isolates. (PMID 24395222)

Bae IK, et al. 2006. J Antimicrob Chemother 58(2): 315-319. A novel ceftazidime-hydrolysing extended-spectrum beta-lactamase, CTX-M-54, with a single amino acid substitution at position 167 in the omega loop. (PMID 16785225)

Partridge SR, et al. 2012. Antimicrob Agents Chemother 56(4): 2166-2168. pJIE137 carrying blaCTX-M-62 is closely related to p271A carrying blaNDM-1. (PMID 22252811)

Zong Z, et al. 2010. Antimicrob Agents Chemother 54(7): 3039-3042. ISEcp1-mediated transposition and homologous recombination can explain the context of bla(CTX-M-62) linked to qnrB2. (PMID 20421399)

Wachino J, et al. 2004. Antimicrob Agents Chemother 48(6): 1960-1967. Nosocomial spread of ceftazidime-resistant Klebsiella pneumoniae strains producing a novel class a beta-lactamase, GES-3, in a neonatal intensive care unit in Japan. (PMID 15155185)

Yong D, et al. 2009. Antimicrob Agents Chemother 53(12): 5046-5054. Characterization of a new metallo-beta-lactamase gene, bla(NDM-1), and a novel erythromycin esterase gene carried on a unique genetic structure in Klebsiella pneumoniae sequence type 14 from India. (PMID 19770275)

Prinarakis EE, et al. 1996. FEMS Microbiol Lett 139(2-3): 229-234. Characterization of a novel SHV beta-lactamase variant that resembles the SHV-5 enzyme. (PMID 8674992)

Potron A, et al. 2012. Antimicrob Agents Chemother 57(1): 633-636. Characterization of OXA-204, a carbapenem-hydrolyzing class D beta-lactamase from Klebsiella pneumoniae. (PMID 23114766)

Wang H, et al. 2003. Antimicrob Agents Chemother 47(2): 790-793. Clinical isolates of Enterobacteriaceae producing extended-spectrum beta-lactamases: prevalence of CTX-M-3 at a hospital in China. (PMID 12543694)

Hibbert-Rogers LC, et al. 1994. J Antimicrob Chemother 33(4): 707-720. Convergent evolution of TEM-26, a beta-lactamase with extended-spectrum activity. (PMID 8056689)

Essack SY, et al. 2001. Antimicrob Agents Chemother 45(1): 88-95. Complexity and diversity of Klebsiella pneumoniae strains with extended-spectrum beta-lactamases isolated in 1994 and 1996 at a teaching hospital in Durban, South Africa. (PMID 11120950)

Hammad AM, et al. 2009. J Food Prot 72(3): 624-630. Prevalence and molecular characterization of ampicillin-resistant Enterobacteriaceae isolated from traditional Egyptian Domiati cheese. (PMID 19343954)

O'Hara JA, et al. 2013. Antimicrob Agents Chemother 57(5): 2413-2416. Novel 16S rRNA methyltransferase RmtH produced by Klebsiella pneumoniae associated with war-related trauma. (PMID 23478957)

Mahdi Yahya Mohsen S, et al. 2016. Malays J Med Sci 23(2):14-20 Antimicrobial Susceptibility of Klebsiella pneumoniae and Escherichia coli with Extended-Spectrum β-lactamase associated Genes in Hospital Tengku Ampuan Afzan, Kuantan, Pahang. (PMID 27547110)