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Thursday, April 30, 2020 | History

3 edition of Phenotypic and genetic characterization of borderline oxacillin-resistant Staphylococcus aureus found in the catalog.

Phenotypic and genetic characterization of borderline oxacillin-resistant Staphylococcus aureus

Mark Joon-Sung Lee

Phenotypic and genetic characterization of borderline oxacillin-resistant Staphylococcus aureus

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  • 35 Currently reading

Published by National Library of Canada in Ottawa .
Written in English


Edition Notes

Thesis (M.Sc.) -- University of Toronto, 1999.

SeriesCanadian theses = -- Thèses canadiennes
The Physical Object
FormatMicroform
Pagination2 microfiches : negative. --
ID Numbers
Open LibraryOL21612549M
ISBN 10612460959


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Phenotypic and genetic characterization of borderline oxacillin-resistant Staphylococcus aureus by Mark Joon-Sung Lee Download PDF EPUB FB2

Antimicrobial resistance mechanisms of Staphylococcus aureus. VISA, and borderline oxacillin-resistant S. aureus – BORSA). Mobile genetic elements of Staphylococcus : Wanda Reygaert. A total of CNS were isolated from 1, quarter milk samples between and Of these, 2 (%) could not be identified at the species level, and the remaining (%) were identified as belonging to 14 different Staphylococcus species using MALDI-TOF ().The predominant species were S.

chromogenes (%) followed by S. simulans (%) and S. Author: Su-Jeong Kim, Dong Chan Moon, Seung-Chun Park, Hee Young Kang, Seok Hyeon Na, Suk-Kyung Lim. Staphylococcus aureus (S. aureus) can cause a wide variety of infections in humans, such as skin and soft tissue infections, bacteremia, pneumonia, and food poisoning.

This pathogen could be carried on the nares, skin, and hair of animals and humans, representing a serious problem at the hospital and the community level as well as in the food industry. Comparison of mecA Polymerase Chain Reaction With Phenotypic Methods for the Detection of Methicillin-Resistant Staphylococcus aureus Article (PDF Available) in.

The aim of the study is to investigate the methicillin-resistant Staphylococcus spp. nasal colonization among dental surgeon professors. Dental surgeon professors of a Higher Education Institution (HEI) responded to a questionnaire covering sociodemographic, employment and behavioral data, and were subjected to clinical specimen collection by nasal : Camila Fonseca Alvarenga, K esia Cristina de Oliveira Batista, Lara Stefânia Netto de Oliveira Leão.

Abstract. Methicillin-resistant Staphylococcus aureus (MRSA) is among the most important causes of human infections in the twenty-first century and is found in both hospitals and communities. Early and accurate detection and characterization of MRSA are essential for appropriate therapeutic treatment as well as for infection : Raymond Widen, Yi-Wei Tang.

The aim of this study was to investigate the occurrence, antibiotic susceptibility profiles, and virulence genes determinants of S. aureus isolated from milk obtained from retail outlets of the North-West Province, South Africa.

To achieve this, samples of raw, bulk and pasteurised milk were obtained randomly from supermarkets, shops and some farms in the North-West Cited by:   Methicillin resistance in clinical isolates of Staphylococcus is thought to occur as a combined result of the expression of the mecA gene, which codes for the cell wall surrogate enzyme penicillin binding protein (PBP) 2a or 2′ and several factors such as the fem gene series or auxiliary (aux) genes (reviewed in reference 5).In clinical laboratories, antibiotic resistance.

The detection of borderline oxacillin-resistant Staphylococcus aureus (BORSA) represents a challenge to both, veterinary and human laboratories. Between and19 equine S. aureus with elevated minimal inhibitory concentrations for oxacillin were detected in routine diagnostics.

The aim of this study was to characterize these isolates to identify factors possibly. Background and Objectives: Phenotypic methods for detection of methicillin resistant Staphylococcus aureus (MRSA) have been compared with the gold standard which, as of now, is by the detection of mecA gene and femA gene by polymerase chain reaction (PCR).Discrepancies in detection have an adverse effect on patient management, thereby.

Croes S, Beisser PS, Terporten PH, Neef C, Deurenberg RH, Stobberingh EE. Diminished in vitro antibacterial activity of oxacillin against clinical isolates of borderline oxacillin-resistant Staphylococcus aureus.

Clin Microbiol Infect. ;16(7)– CrossRef PubMed Google ScholarAuthor: Wilfrido Coronell-Rodríguez, Wilfrido Coronell-Rodríguez, Cindy Arteta-Acosta, Cindy Arteta-Acosta. Introduction: Staphylococcus aureus frequently produces an enzyme known as β-lactamase which makes the organism resistant to certain antibiotics that contain a beta-lactam ring structure such as penicillins.

Methicillin resistant Staphylococcus aureus (MRSA) is a particularly difficult problem (Ravel, ). This chapter on special phenotypic methods for detecting antibacterial resistance describes details of tests for detection of high-level aminoglycoside resistance and acquired vancomycin resistance in enterococci; tests for detection of inducible clindamycin resistance in streptococci; tests for detection of penicillin, oxacillin, vancomycin, induc-ible clindamycin, and high-level Cited by: 1.

Genotypic versus phenotypic characterization, with respect to susceptibility and identification, of 17 clinical isolates of Staphylococcus lugdunensis. J Antimicrob Chemother – Cited by: Phenotypic characterization. Quantitative analysis of Staphylococcus spp. biofilm formation (n=) in the well polystyrene microplates was performed according to Merino et al.

() with modifications. In the phenotypic characterization of biofilm formation, Staphylococcus spp. isolates were previously identified and chilled. The bacteria Cited by: 3. Characterization of Community-Acquired Methicillin-Resistant Staphylococcus aureus by Pulsed-Field Gel Electrophoresis, Multilocus Sequence Typing, and Staphylococcal Protein A Sequencing: Establishing a Strain Typing Database by Jill Carolyne Roberts A dissertation submitted in partial fulfillment of the requirements for the degree of Doctor.

Lancet ; 64 Adhikari RP, Cook GM, Lamont I, Lang S, Heffernan H, Smith JM: Phenotypic and molecular characterization of community occurring, Western Samoan phage pattern methicillin-resistant Staphylococcus aureus.

Antimicrobial Resistance and Implications for the Twenty-First Century Emerging Infectious Diseases of the 21st Century Series Editor: I. Fong Professor of Medicine, University of Toronto Infectious Diseases, St.

Michael’s Hospital Recent volumes in this series: MALARIA: GENETIC AND EVOLUTIONARY ASPECTS Edited by Krishna R. Dronamraju and Paolo. Genotypic Diversity of Methicillin-Resistant Coagulase-Negative Staphylococci Isolated from Inpatients and Outpatients.

PubMed. Talebi, Malihe; Shafiee, Mohammad; Sadeghi, Javad. The aim of this work was to study the pheno- and genotypical antimicrobial resistance profile of coagulase negative staphylococci (CoNS) isolated from ready-to-eat food of animal origin (cheeses, cured meats, sausages, smoked fishes). 58 strains were isolated, they were classified as Staphylococcus xylosus (n = 29), Staphylococcus.

Full text of "Emerging Infectious Diseases Volume 15 Issue 2" See other formats. Background: Staphylococcus aureus has been the most prevalent pathogen in hospital infections worldwide, including Brazil. Many factors contribute to the world dissemination of hospital endemic multiresistant MRSA strains, enabling the recent emergency of Community Acquired Methicillin-Resistant S.

aureus (CA-MRSA) infections. You can write a book review and share your experiences. Other readers will always be interested in your opinion of the books you've read. Whether you've loved the book or not, if you give your honest and detailed thoughts then people will find new books that are right for them., Free ebooks since Crick FH () The genetic code.

Sci Am –74 Deurenberg RH, Stobberingh EE () The evolution of Staphylococcus aureus. Infect Genet Evol 8(6)– Deurenberg RH, Vink C et al () The molecular evolution of methicillin-resistant Staphylococcus aureus. Full text of "Emerging Infectious Diseases Volume 8 Issue 5" See other formats. most laboratories experience little difficulty in isolating and identifying, e.g.

Staphylococcus aureus, there is little to be learned from the inclusion of too many such specimens. Less frequently encountered organisms, such as Corynebacterium diphtheriae, must also be distributed because they play an important role in the education of junior.

The mean gestational age was weeks ± (median ) and the mean birth weight was ± (median ). The mean age of first colonization by Pseudomonas aeruginosa was ± (median ) months old, and ±. Most strikingly, the frequencies of resistance of Staphylococcus aureus isolates to methicillin—MRSA (% vs %), Klebsiella pneumoniae to ceftazidime or ceftriaxone (% vs %), Acinetobacter baumannii to Imipenem (% vs %), and Pseudomonas aeruginosa to piperacilline (% vs %) were also far higher in the consortium's.

However, Williamson et al. () described a patient who developed oxacillin-resistant Staphylococcus aureus endophthalmitis after insertion of a ganciclovir intraocular implant making the case of bacterial endophthalmitis an infrequent but serious complication of ganciclovir intraocular implants.

Freitas DS, Maia IG, Arruda, P, Vega J () Molecular characterization and evolutionary relationships of a potyvirus infecting Crotalaria in Brazil. Archives of Virology Fukumoto T, Nakamura M, Ohshima K, Iwai H (b) Genetic structure and variability of East Asian Passiflora virus population in Amami-O-shima, Japan.

o02 a new surface protein possibly involved in bovine adaptation of staphylococcus aureus cc8 strains originating from human f. oechslin 1, s. mccallin 1, c. menzi 1, p. moreillon 1, g.

resch 1 1. VRSA,VISA, MIC, screening, glycopeptide en Brief Communication - Detection of vancomycin resistant Staphylococcus aureus: A comparative study of three different phenotypic screening methods The objective of this study was to investigate screening methodologies, to detect Staphylococcus aureus strains with decreased susceptibility to vancomycin.

The Staphylococcus genus is classified according to the synthesis of the enzyme coagulase, and those that synthesize are classified as coagulase-positive, represented by the species Staphylococcus aureus, S.

intermedius, S. hyicus, S. schleiferi subspecie coagulans, S. delphine and S. lutrae, and in the absence of the synthesis, are represented 1/5(1). Prevalence of methicillin-resistant and methicillin-susceptible Staphylococcus aureus in the community.

J Infect Dis ; – Teuber M, Meile L, Schwartz Y. Acquired antibiotic resistance in lactic acid bacteria from food. Review of Microbiology and Immunology 4th Edition R G dV ti e U n Apurba Sankar Sastry MD (JIPMER) DNB MNAMS PDCR Hospital Infection Control Officer-Assistant Professor Department of Microbiology Jawaharlal Institute of Postgraduate Medical Education & Research (JIPMER), Pondicherry, India9 9 Sandhya Bhat K MD DNB MNAMS PDCR Associate Professor.

i r. The result of this study shown that inhibition effect of Allium sativum extract to Staphylococcus aureus and Shigella dysenteriae is significant with IC50 % and %. Conclusion of this study is Allium sativum extract can inhibit the growth of Staphylococcus aureus and Shigella dysenteriae with IC50 % and %.

Collins and Lyne’s Microbiological Methods Eighth Edition This page intentionally left blank Collins and Lyne’s Microbiological Methods Eighth Edition C.

Collins, MBE, MA, DSc, FRCPath, FIBiol, FIBMS The Ashes, Hadlow, Kent, UK Patricia M. Lyne, CBiol, MIBiol The Ashes, Hadlow, Kent, UK J. Grange, MD, MSc Visiting Professor, Centre for Infectious Diseases and International.

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