Search results for " Colistin"

showing 6 items of 6 documents

Post-neurosurgical multidrug-resistant Acinetobacter baumannii meningitis successfully treated with intrathecal colistin. A new case and a systematic…

2010

Summary Introduction Post-neurosurgical nosocomial meningitis has become an important subgroup of bacterial meningitis in the hospital setting. The increase in meningitis caused by multidrug-resistant (MDR) Acinetobacter baumannii has resulted in a significant reduction in available treatment options. Case report and literature review We report the case of a 36-year-old man with a complex craniofacial trauma, who developed a nosocomial meningitis due to MDR A. baumannii that was cured by intrathecal colistin. The case is contextualized among all the published cases of Acinetobacter meningitis treated with topical colistin found through a MEDLINE search of the literature. To date, including …

Microbiology (medical)Acinetobacter baumanniiAdultMalemedicine.medical_specialtymedicine.drug_classIntraventricularAntibioticsNeurosurgeryIntrathecalMeningitis BacterialPharmacotherapyPostoperative ComplicationsInternal medicineDrug Resistance Multiple BacterialMedicineCraniocerebral TraumaHumansMeningitisInjections SpinalbiologyAcinetobacterbusiness.industryColistinAcinetobacter; Colistin; Intrathecal; Intraventricular; Meningitis; NeurosurgeryGeneral MedicineAcinetobacterbiochemical phenomena metabolism and nutritionbiology.organism_classificationmedicine.diseaseSurgeryAcinetobacter baumanniiAnti-Bacterial AgentsMultiple drug resistanceMeningitiInfectious DiseasesTreatment OutcomeColistinNeurosurgerybusinessMeningitismedicine.drugAcinetobacter Infections
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Double copies of blaKPC-3::Tn4401a on an IncX3 plasmid in Klebsiella pneumoniae successful clone ST512 from Italy

2015

ABSTRACT A carbapenem-resistant sequence type 512 (ST512) Klebsiella pneumoniae carbapenemase 3 (KPC-3)-producing K. pneumoniae strain showing a novel variant plasmid content was isolated in Palermo, Italy, in 2014. ST512 is a worldwide successful clone associated with the spread of bla KPC genes located on the IncFIIk pKpQIL plasmid. In our ST512 strain, the bla KPC-3 gene was unusually located on an IncX3 plasmid, whose complete sequence was determined. Two copies of bla KPC-3 ::Tn 4401a caused by intramolecular transposition events were detected in the plasmid.

transposonsequence analysispolymerase chain reactionDrug ResistanceGene DosageSettore MED/42 - Igiene Generale E Applicatabacterial proteinbeta-Lactamaseopen reading framecarbapenemasePlasmidminocyclineplasmid DNAmeropenemPharmacology (medical)geneticscolistincefpodoximeceftazidime610 Medicine & healthCarbapenemBacterialpolymyxin Btimentingene expression regulationbacteriumKlebsiella pneumoniae carbapenemase 3 producing Klebsiella pneumoniae3. Good healthantiinfective agentmicrobial sensitivity testKlebsiella pneumoniaeItalypriority journaltigecyclineMultipleclone (Java method)cefotaxime030106 microbiologyKlebsiella pneumoniae carbapenemase 3tobramycinMicrobial Sensitivity Testsgentamicinpiperacillin plus tazobactamchemistryGene dosageArticleMicrobiology03 medical and health sciencesComplete sequenceClone CellOpen Reading FramesertapenemBacterial Proteinsmultidrug resistanceextensively drug resistant bacteriumAnti-Bacterial AgentcefepimePharmacologylevofloxacinmicrobiologycefoxitinbiochemical phenomena metabolism and nutritionbacterial infections and mycosesVirologyAnti-Bacterial Agents; Bacterial Proteins; Carbapenems; Clone Cells; Drug Resistance Multiple Bacterial; Gene Dosage; Italy; Klebsiella Infections; Klebsiella pneumoniae; Microbial Sensitivity Tests; Open Reading Frames; Plasmids; beta-Lactamases; DNA Transposable Elements; Gene Expression Regulation Bacterial; Pharmacology (medical); Pharmacology; Infectious Diseasesantibiotic sensitivityClone CellsKlebsiella InfectionsceftriaxoneCarbapenemsbacterial genetics0301 basic medicinemolecular cloningSettore MED/07 - Microbiologia E Microbiologia ClinicaKlebsiella pneumoniaeTransposition (music)Drug Resistance Multiple Bacterialpolycyclic compoundsgenetic screeningcell clonecarbapenem derivativeKlebsiella infectionunclassified drugAnti-Bacterial AgentsInfectious Diseasesbacterial genePlasmidsenzymologydoripenemBiologyminimum inhibitory concentrationbeta-Lactamasesbeta lactamaseMechanisms of ResistanceciprofloxacinAmikacin; aztreonam; carbapenemase; cefepime; cefotaxime; cefoxitin; cefpodoxime; ceftazidime; ceftriaxone; ciprofloxacin; colistin; cotrimoxazole; doripenem; doxycycline; ertapenem; gentamicin; imipenem; Klebsiella pneumoniae carbapenemase 3; levofloxacin; meropenem; minocycline; piperacillin plus tazobactam; plasmid DNA; polymyxin B; tigecycline; timentin; tobramycin; unclassified drug; antiinfective agent; bacterial protein; beta lactamase; carbapenem derivative; transposon antibiotic sensitivity; Article; bacterial gene; bacterial genetics; bacterial strain; bacterium; bacterium detection; bacterium isolation; Escherichia coli; extensively drug resistant bacterium; gene dosage; genetic screening; Italy; Klebsiella pneumoniae; Klebsiella pneumoniae carbapenemase 3 producing Klebsiella pneumoniae; minimum inhibitory concentration; molecular cloning; nonhuman; polymerase chain reaction; priority journal; sequence analysis; cell clone; chemistry; drug effects; enzymology; gene expression regulation; genetics; isolation and purification; Klebsiella infection; Klebsiella pneumoniae; metabolism; microbial sensitivity test; microbiology; multidrug resistance; open reading frame; plasmid; transposon Anti-Bacterial Agents; Bacterial Proteins; beta-Lactamases; Carbapenems; Clone Cells; DNA Transposable Elements; Drug Resistance Multiple Bacterial; Gene Dosage; Gene Expression Regulation Bacterial; Italy; Klebsiella Infections; Klebsiella pneumoniae; Microbial Sensitivity Tests; Open Reading Frames; Plasmidsplasmidbacterium isolationEscherichia coliGeneAmikacinbacterium detectionnonhumandoxycyclineisolation and purificationGene Expression Regulation Bacterialbiology.organism_classificationbacterial straincotrimoxazoleOpen reading frameDNA Transposable Elementdrug effectsDNA Transposable Elementsmetabolismaztreonamimipenem
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An Update of the Evolving Epidemic of blaKPC Carrying Klebsiella pneumoniae in Sicily, Italy, 2014: Emergence of Multiple Non-ST258 Clones

2015

Background: In Italy, Klebsiella pneumoniae carbapenemase producing K. pneumoniae (KPC-Kp) strains are highly endemic and KPC producing CC258 is reported as the widely predominating clone. In Palermo, Italy, previous reports have confirmed this pattern. However, recent preliminary findings suggest that an epidemiological change is likely ongoing towards a polyclonal KPC-Kp spread. Here we present the results of molecular typing of 94 carbapenem non susceptible K. pneumoniae isolates detected during 2014 in the three different hospitals in Palermo, Italy. Methods and Results: Ninety-four consecutive, non replicate carbapenem non susceptible isolates were identified in the three largest acute…

CarbapenemKlebsiella pneumoniaelcsh:MedicineGene ExpressionDrug resistancePlasmidbeta-LactamaseDisease OutbreaksMolecular typingFluoroquinoloneDrug Resistance Multiple Bacterialpolycyclic compoundslcsh:ScienceCarbapenemMembrane ProteinDisease OutbreakMultidisciplinarybiologyMedicine (all)IncidenceHospitalsAnti-Bacterial AgentsElectrophoresis Gel Pulsed-FieldKlebsiella pneumoniaeItalyEpidemiological MonitoringHumanFluoroquinolonesPlasmidsResearch Articlemedicine.drugBacterial ProteinAminoglycosides; Anti-Bacterial Agents; Bacterial Proteins; Carbapenems; Clone Cells; Colistin; Drug Resistance Multiple Bacterial; Electrophoresis Gel Pulsed-Field; Epidemiological Monitoring; Fluoroquinolones; Gene Expression; Hospitals; Humans; Incidence; Italy; Klebsiella Infections; Klebsiella pneumoniae; Membrane Proteins; Multilocus Sequence Typing; Mutation; Plasmids; beta-Lactamases; Disease Outbreaks; Agricultural and Biological Sciences (all); Biochemistry Genetics and Molecular Biology (all); Medicine (all)beta-LactamasesMicrobiologyClone CellHospitalAntibiotic resistanceBacterial ProteinsAnti-Bacterial AgentmedicineHumansBiochemistry Genetics and Molecular Biology (all)AminoglycosideColistinlcsh:RMembrane ProteinsCarbapenemase producingbiochemical phenomena metabolism and nutritionbacterial infections and mycosesbiology.organism_classificationVirologyClone CellsKlebsiella InfectionsAminoglycosidesAgricultural and Biological Sciences (all)CarbapenemsMutationColistinMultilocus sequence typinglcsh:QKlebsiella InfectionMultilocus Sequence TypingPLOS ONE
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Extended-spectrum beta-lactamase-producing and carbapenemase-producing Enterobacter cloacae ventriculitis successfully treated with intraventricular …

2014

SummaryWe present a case of post-neurosurgical ventriculitis caused by carbapenemase-producing Enterobacter cloacae successfully treated with intraventricular colistin. Enterobacter spp are intrinsically resistant to aminopenicillins, cefazolin, and cefoxitin due to the production of constitutive chromosomal AmpC beta-lactamases. Moreover, extended-spectrum beta-lactamase-producing Enterobacter spp have been identified in the USA and Europe, and carbapenems are considered the drug of choice in these cases. Our isolate was sensitive only to fosfomycin, tigecycline, and colistin, and 6 days of intravenous colistin had failed to eradicate the infection. This case provides clinical evidence to …

MaleMicrobiology (medical)Intraventricularmedicine.medical_treatmentTigecyclineFosfomycinCeftazidimebeta-LactamasesCerebral VentriculitisMicrobiologyBacterial ProteinsEnterobacteriaceaeDrug Resistance Multiple BacterialEnterobacter cloacaeVentriculitispolycyclic compoundsVentriculitismedicineHumansMeningitisCefoxitinCarbapenemases Colistin Enterobacter cloacaeAmikacinbiologyColistinbusiness.industryEnterobacteriaceae InfectionsGeneral MedicineEnterobacterbiochemical phenomena metabolism and nutritionCarbapenemasesbacterial infections and mycosesmedicine.diseasebiology.organism_classificationAnti-Bacterial AgentsTreatment OutcomeInfectious DiseasesChild PreschoolBeta-lactamaseColistinbacteriaAdministration Intravenouslipids (amino acids peptides and proteins)TeicoplaninbusinessEnterobacter cloacaemedicine.drugInternational Journal of Infectious Diseases
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A multifunctional peptidomimetic macromolecule to fight polymicrobial infections

2018

Settore MED/38 - Pediatria Generale E SpecialisticaSettore CHIM/09 - Farmaceutico Tecnologico ApplicativoSettore BIO/19 - Microbiologia GeneraleSettore MED/42 - Igiene Generale E Applicataantimicrobial polymers synthetic polypeptides colistin vancomycin Pseudomonas aeruginosa Staphylococcus aureus biofilms
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Ongoing spread of colistin-resistant Klebsiella pneumoniae in different wards of an acute general hospital, Italy, June to December 2011.

2012

We describe polyclonal spread of colistin-resistant Klebsiella pneumoniae in an acute general hospital in Italy. Between June and December 2011, 58 colistin-resistant K. pneumoniae isolates were recovered from 28 patients admitted to different wards, but mainly in the intensive care units. All isolates were tested for drug susceptibility and the presence of beta-lactamase (bla) genes. Clonality was investigated by repetitive extragenic palindromic (rep)-PCR and multilocus sequence typing (MLST). Fifty-two isolates had minimum inhibitory concentrations (MICs) for colistin of 6-128 mg/L, carried blaKPC3 and were attributed to sequence type ST258. The remaining six isolates were susceptible to…

DNA BacterialSettore MED/07 - Microbiologia E Microbiologia ClinicaEpidemiologyKlebsiella pneumoniaeMicrobial Sensitivity TestsSettore MED/42 - Igiene Generale E ApplicataHospitals GeneralPolymerase Chain ReactionKlebsiella pneumoniae carbapenems colistin resistance ICU epidemiologybeta-LactamasesMicrobiologyDisease OutbreaksAntibiotic resistanceVirologyIntensive careDrug Resistance Multiple BacterialPatients' RoomsMedicineHumansKlebsiella pneumoniae; colistin-resistance; MLSTGeneral hospitalCross Infectionbiologybusiness.industryColistinPublic Health Environmental and Occupational HealthOutbreakbiochemical phenomena metabolism and nutritionbiology.organism_classificationAnti-Bacterial AgentsBacterial Typing TechniquesKlebsiella InfectionsIntensive Care UnitsKlebsiella pneumoniaeCarbapenemsItalyColistinMultilocus sequence typingbusinessHorizontal transmissionmedicine.drugMultilocus Sequence TypingEuro surveillance : bulletin Europeen sur les maladies transmissibles = European communicable disease bulletin
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