ß-lactamase
Nosocomial Outbreak of a Non Cefepime Susceptible Ceftazidime Susceptible Pseudomonas aeruginosa Strain Overexpressing MexXY OprM and Producing an Integron Borne PSE 1 ß Lactamase
... C ß-lactamases, two approaches were followed: (i) the cloxacillin inhibition test, by which ß-lactamase activity was determined after the incubation of crude sonic extracts in 50 M cloxacillin (a ...
7
High prevalence of extended spectrum ß lactamase producing enterobacteriaceae among clinical isolates in Burkina Faso
... the ß-lactamase TEM- 1, TEM-2 and SHV-1 genes through mutations of the amino acids surrounding the active site and were mainly detected in nosocomial pathogens ...
9
High prevalence and characterization of extended spectrum ß lactamase producing Enterobacteriaceae in Chadian hospitals
... Extended-spectrum ß-lactamase-producing Enterobacte- riaceae (ESBL-PE) represent a major problem in the management of nosocomial infections, resulting in pro- longed hospital stays, increased hospital ...
7
Proportion of extended spectrum ß lactamase producing Enterobacteriaceae in community setting in Ngaoundere, Cameroon
... community setting. Widespread dissemination of CTX- M-15 has been described previously in Cameroon among hospitalized patients [16] and in other places: Portugal [32], Spain [33], England [9], the United States [10], ...
7
Faecal prevalence of extended spectrum ß lactamase (ESBL) producing coliforms in a geriatric population and among haematology patients
... IEF results are summarized in Table 3. Most of the isolates were found to produce more than one β -lactamase with pI values ranging from 5.1 to > 9.0, out of which all of these isolates produced a ...
7
Comparative Antimicrobial Susceptibility Profiles of Uropathogenic Extended-Spectrum ß-Lactamase Producing Strains of Klebsiella pneumonia and Escherichia coli by the CLSI and EUCAST Methodologies
... 12. Kuster SP.; Hasse B.; Huebner V.; Bansal V.; Zbinden R.; Ruef C. et al. Risk factors for infections with extended-spectrum betalactamase-producing Escherichia coli and Klebsiella pneumoniae at a tertiary care ...
13
Transcriptome analysis of extended-spectrum ß-lactamase-producing Escherichia coli and methicillin-resistant Staphylococcus aureus exposed to cefotaxime
... and the β -lactamase locus WG79_09935-WG79_09945 (Supplementary File 6). Cluster 4 in Fig. 3 shows a signif- icant coordinated down-regulation of genes encoding membrane components, which when considered alongside ...
11
Cephem Potentiation by Inactivation of Nonessential Genes Involved in Cell Wall Biogenesis of ß-Lactamase-Producing Escherichia coli
... Transfer of  -lactamase-encoding plasmids into Keio mutants. The well-characterized IncI1 CMY-2-encoding plasmid from E. coli R7AC (32, 35) was transferred individually into each selected Keio mutant and the ...
9
Epidemic characterization and molecular genotyping of Shigella flexneri isolated from calves with diarrhea in Northwest China
... In conclusion, cephalosporin and/or fluoroquinolone resistance in Shigella has been widely reported. To increase our understanding of Shigella in cattle, we investigated Shigella in calves with diarrhea and analyzed the ...
11
Effects of Inoculum and β Lactamase Activity in AmpC and Extended Spectrum β Lactamase (ESBL) Producing Escherichia coli and Klebsiella pneumoniae Clinical Isolates Tested by Using NCCLS ESBL Methodology
... g/ml for all drugs were observed for most strains, regardless of -lactamase status. Inoculum effects of more than 4 dou- bling dilutions been previously reported for the NCCLS quality control strain E. coli ATCC ...
7
Extended spectrum beta-lactamase and metallo beta-lactamase production among Escherichia coli and Klebsiella pneumoniae isolated from different clinical samples in a tertiary care hospital in Kathmandu, Nepal
... Background: Extended spectrum beta-lactamase (ESBL) and metallo beta-lactamase (MBL) production in Klebsiella pneumoniae and Escherichia coli are the commonest modes of drug resistance among these commonly ...
7
Frequency of Bacterial Contamination and Antibiotic Resistance Patterns in Devices and in Personnel of Endoscopy and Colonoscopy Units
... 24.Al-Agamy MH, Shibl AM, Tawfik AF. Prevalence and molecular characterization of extended-spectrum beta lactamase-producing K. pneumoniae in Riyadh, Saudi Arabia. Ann Saudi Med. 2009; 29(4): 253–7. 25.Winokur PL, ...
8
Imported PER-1 producing Pseudomonas aeruginosa, PER-1 producing Acinetobacter baumanii and VIM-2-producing Pseudomonas aeruginosa strains in Hungary
... In conclusion, this work confirms the emergence of PER- 1-producing P. aeruginosa and A. baumannii isolate, VIM-2 producing P. aeruginosa strains in Hungary. Furthermore it illustrates the possibility of the ...
5
Antibiotic Resistance Patterns and Genetic Analysis of Klebsiella Pneumoniae Isolates from the Respiratory Tract
... respiratory tract infections. Little information is available on the antibiotic susceptibility of pulmonary isolates of Klebsiella spp. The aims of this study were to determine the antibiotic resistance patterns and ...
6
Hospital outbreak of Klebsiella pneumoniae resistant to broad spectrum cephalosporins and beta lactam beta lactamase inhibitor combinations by hyperproduction of SHV 5 beta lactamase
... All of the isolates of the outbreak strain were identical by phage typing, ribotyping, plasmid profiling, and biochemical and serological testing, but they varied in their production of SHV-5. Some isolates produced ...
6
The Frequency of Extended Spectrum Beta Lactamase (ESBL) in Escherichia coli and Klebsiella pneumoniae: A Report from Mashhad, Iran
... Certainly, modern medicine is indebted to developments in antibiotics research areas and antibiotics, by treating and elimination of infectious agents play a critical role in survival and increased quality of life (1). ...
8
SYNTHESIS AND ANTIMICROBIAL STUDIES OF PERACETYLATED N- MALTOSYLATED CARBAMIDES
... A benzene solution of hepta-O-acetyl-ß-D-maltosyl isocyanate (I) (0.001M, 0.661g) and aminophenol ( IIa-c ) ( 0.001M, 0.109 g in 15 ml) was refluxed in water bath for 5 hr. The reaction was monitored by TLC. After ...
8
Occurrence of extended-spectrum and AmpC β-lactamases in multiple drug resistant <em>Salmonella</em> isolates from clinical samples in Lagos, Nigeria
... In this study, none of the isolates was positive for induc- ible AmpC b -lactamases, thus ruling out the presence of chromosomal-mediated AmpC b -lactamase resistance in the Salmonella isolates evaluated. ...
7
A study on Prevalence of extended spectrum Beta lactamase and Amp C Beta lactamase production among escherichia coli and Klebsiella isolated in Urinary Tract Infection.
... the present study, no resistance was noticed to Imipenam. Imipenam should be used as the second line of drug to prevent further resistance and rest of the drugs can be used as the first line of choice. The routine ...
104
THE GENETIC BASIS OF HYPER-SYNTHESIS OF ß-GALACTOSIDASE
... I n fact, bacteria carrying several hdg prophages have been found to produce several times as much galactokinase as normal gal+ strains (E. HOROWITZ, personal communic[r] ...
13