Escherichia coli

Summary

Alias: Escherichia coli retron Ec86, Escherichia coli retron Ec79, Escherichia coli retron Ec67, Escherichia coli retron Ec107, Escherichia coli (Migula 1895) Castellani and Chalmers 1919, "Bacillus coli" Migula 1895, "Bacterium coli" (Migula 1895) Lehmann and Neumann 1896, Bacterium coli commune, Bacterium coli, Bacillus coli, "Bacterium coli commune" Escherich 1885, Eschericia coli, Escherchia coli, Enterococcus coli, bacterium 10a, bacterium E3

Top Publications

  1. ncbi Isolation and characterization of a gene involved in hemagglutination by an avian pathogenic Escherichia coli strain
    D L Provence
    Department of Biology, Washington University, St Louis, Missouri 63130
    Infect Immun 62:1369-80. 1994
  2. ncbi The newly characterized colicin Y provides evidence of positive selection in pore-former colicin diversification
    M A Riley
    Department of Ecology and Evolutionary Biology, Yale University, New Haven, CT 06511, USA
    Microbiology 146:1671-7. 2000
  3. ncbi Genetic structure and distribution of four pathogenicity islands (PAI I(536) to PAI IV(536)) of uropathogenic Escherichia coli strain 536
    Ulrich Dobrindt
    Institut für Molekulare Infektionsbiologie, Universitat Wurzburg, D 97070 Wurzburg, Germany
    Infect Immun 70:6365-72. 2002
  4. ncbi Analysis of the EHEC hly operon and its location in the physical map of the large plasmid of enterohaemorrhagic Escherichia coli O157:h7
    H Schmidt
    Institut für Hygiene und Mikrobiologie, Universitat Wurzburg, Germany
    Microbiology 142:907-14. 1996
  5. ncbi Exoproducts of the Escherichia coli strain H22 inhibiting some enteric pathogens both in vitro and in vivo
    L Cursino
    Department of General Biology, ICB Universidade Federal de Minas Gerais, Belo Horizonte MG, Brazil
    J Appl Microbiol 100:821-9. 2006
  6. ncbi Prevalence of ColE1-like plasmids and colicin K production among uropathogenic Escherichia coli strains and quantification of inhibitory activity of colicin K
    Matija Rijavec
    Department of Biology, Biotechnical Faculty, University of Ljubljana, Vecna pot 111, Ljubljana, Slovenia
    Appl Environ Microbiol 73:1029-32. 2007
  7. ncbi Risk factors for and outcomes of bloodstream infection caused by extended-spectrum beta-lactamase-producing Escherichia coli and Klebsiella species in children
    Theoklis E Zaoutis
    Division of Infectious Diseases, Children s Hospital of Philadelphia, Philadelphia, PA 19104, USA
    Pediatrics 115:942-9. 2005
  8. ncbi 99mTc-labeled antimicrobial peptide ubiquicidin (29-41) accumulates less in Escherichia coli infection than in Staphlococcus aureus infection
    Muhammad Saeed Akhtar
    Punjab Institute of Nuclear Medicine, Faisalabad, Pakistan
    J Nucl Med 45:849-56. 2004
  9. ncbi Rapid identification of protein biomarkers of Escherichia coli O157:H7 by matrix-assisted laser desorption ionization-time-of-flight-time-of-flight mass spectrometry and top-down proteomics
    Clifton K Fagerquist
    Western Regional Research Center, Agricultural Research Service, U S Department of Agriculture, 800 Buchanan Street, Albany, California 94710, USA
    Anal Chem 82:2717-25. 2010
  10. ncbi Expression in Escherichia coli of Y5-mutant and N-terminal domain-deleted DNA gyrase B proteins affects strongly plasmid maintenance
    L Brino
    Institut de Genetique et de Biologie Moleculaire et Cellulaire, CNRS, INSERM, ULP, Illkirch, France
    Plasmid 38:188-201. 1997

Research Grants

  1. S. typhimiurium Vaccine Against Bacterial Enteropathogens
    Roy Curtiss; Fiscal Year: 2007
  2. Electrochemical Method for Viable Pathogen Detection
    ADRIAN DENVIR; Fiscal Year: 2006
  3. Salmonella Vaccines Against Bacterial Enteropathogens
    Roy Curtiss; Fiscal Year: 2010
  4. Colitis Induced by immune responses to luminal bacteria-mouse
    RYAN BALFOUR SARTOR; Fiscal Year: 2010
  5. ANALYSIS OF THE E COLI HEMOLYSIN AND RELATED TOXINS
    RODNEY WELCH; Fiscal Year: 1993
  6. SHIGA-LIKE TOXIN OF ESCHERICHIA COLI
    ALISON O BRIEN; Fiscal Year: 1992
  7. REGULATION OF LIPID METABOLISM IN BACTERIA
    Charles O Rock; Fiscal Year: 2011
  8. Reciprocal Control of Motility and Adherence in UTI
    Harry L Mobley; Fiscal Year: 2010
  9. REGULATION BY THE ESCHERICHIA COLI SMALL RNA, DSRA
    DARREN SLEDJESKI; Fiscal Year: 2002
  10. URACIL/DNA REPAIR IN VITRO AND IN VIVO
    DALE MOSBAUGH; Fiscal Year: 1999

Detail Information

Publications141 found, 100 shown here

  1. ncbi Isolation and characterization of a gene involved in hemagglutination by an avian pathogenic Escherichia coli strain
    D L Provence
    Department of Biology, Washington University, St Louis, Missouri 63130
    Infect Immun 62:1369-80. 1994
    ..the isolation and characterization of a gene that may be important in the adherence of avian pathogenic Escherichia coli to the avian respiratory tract. The E...
  2. ncbi The newly characterized colicin Y provides evidence of positive selection in pore-former colicin diversification
    M A Riley
    Department of Ecology and Evolutionary Biology, Yale University, New Haven, CT 06511, USA
    Microbiology 146:1671-7. 2000
    ..have been proposed in the process of protein diversification of the large family of antimicrobial toxins of Escherichia coli, known as the colicins...
  3. ncbi Genetic structure and distribution of four pathogenicity islands (PAI I(536) to PAI IV(536)) of uropathogenic Escherichia coli strain 536
    Ulrich Dobrindt
    Institut für Molekulare Infektionsbiologie, Universitat Wurzburg, D 97070 Wurzburg, Germany
    Infect Immun 70:6365-72. 2002
    For the uropathogenic Escherichia coli strain 536 (O6:K15:H31), the DNA sequences of three pathogenicity islands (PAIs) (PAI I(536) to PAI III(536)) and their flanking regions (about 270 kb) were determined to further characterize the ..
  4. ncbi Analysis of the EHEC hly operon and its location in the physical map of the large plasmid of enterohaemorrhagic Escherichia coli O157:h7
    H Schmidt
    Institut für Hygiene und Mikrobiologie, Universitat Wurzburg, Germany
    Microbiology 142:907-14. 1996
    Almost all clinical enterohaemorrhagic Escherichia coli (EHEC) O157:H7 isolates harbour a large virulence plasmid designated pO157. In this study, pO157 of EHEC O157:H7 reference strain EDL 933 was characterized at the molecular level...
  5. ncbi Exoproducts of the Escherichia coli strain H22 inhibiting some enteric pathogens both in vitro and in vivo
    L Cursino
    Department of General Biology, ICB Universidade Federal de Minas Gerais, Belo Horizonte MG, Brazil
    J Appl Microbiol 100:821-9. 2006
    The antagonistic activity of the Escherichia coli strain H22 against enteric bacteria was studied both in vitro and in vivo.
  6. ncbi Prevalence of ColE1-like plasmids and colicin K production among uropathogenic Escherichia coli strains and quantification of inhibitory activity of colicin K
    Matija Rijavec
    Department of Biology, Biotechnical Faculty, University of Ljubljana, Vecna pot 111, Ljubljana, Slovenia
    Appl Environ Microbiol 73:1029-32. 2007
    Colicin K exhibited pronounced inhibitory activity against uropathogenic Escherichia coli (UPEC) strains...
  7. ncbi Risk factors for and outcomes of bloodstream infection caused by extended-spectrum beta-lactamase-producing Escherichia coli and Klebsiella species in children
    Theoklis E Zaoutis
    Division of Infectious Diseases, Children s Hospital of Philadelphia, Philadelphia, PA 19104, USA
    Pediatrics 115:942-9. 2005
    The increasing prevalence of infections caused by extended-spectrum beta-lactamase-producing Escherichia coli and Klebsiella species (ESBL-EK) has become a growing concern in the hospitalized patient population...
  8. ncbi 99mTc-labeled antimicrobial peptide ubiquicidin (29-41) accumulates less in Escherichia coli infection than in Staphlococcus aureus infection
    Muhammad Saeed Akhtar
    Punjab Institute of Nuclear Medicine, Faisalabad, Pakistan
    J Nucl Med 45:849-56. 2004
    99mTc-Labeled antimicrobial peptide ubiquicidin, (99m)Tc-UBI (29-41) in a freeze-dried kit, was evaluated as a bacterial infection-seeking agent in Staphlococcus aureus- and Escherichia coli-induced infections.
  9. ncbi Rapid identification of protein biomarkers of Escherichia coli O157:H7 by matrix-assisted laser desorption ionization-time-of-flight-time-of-flight mass spectrometry and top-down proteomics
    Clifton K Fagerquist
    Western Regional Research Center, Agricultural Research Service, U S Department of Agriculture, 800 Buchanan Street, Albany, California 94710, USA
    Anal Chem 82:2717-25. 2010
    Six protein biomarkers from two strains of Escherichia coli O157:H7 and one non-O157:H7, nonpathogenic strain of E...
  10. ncbi Expression in Escherichia coli of Y5-mutant and N-terminal domain-deleted DNA gyrase B proteins affects strongly plasmid maintenance
    L Brino
    Institut de Genetique et de Biologie Moleculaire et Cellulaire, CNRS, INSERM, ULP, Illkirch, France
    Plasmid 38:188-201. 1997
    b>Escherichia coli DNA gyrase B subunit (GyrB) is composed of a 43-kDa N-terminal domain containing an ATP-binding site and a 47-kDa C-terminal domain involved in the interaction with the gyrase A subunit (GyrA)...
  11. ncbi Expression in Escherichia coli of Y5 mutant and N-terminal domain-deleted DNA gyrase B proteins affects strongly plasmid maintenance
    L Brino
    Institut de Genetique et de Biologie Moleculaire et Cellulaire, Illkirch, France
    Plasmid 39:21-34. 1998
    b>Escherichia coli DNA gyrase B subunit (GyrB) is composed of a 43-kDa N-terminal domain containing an ATP-binding site and a 47-kDa C-terminal domain involved in the interaction with the gyrase A subunit (GyrA)...
  12. ncbi Refined structure of Escherichia coli heat-labile enterotoxin, a close relative of cholera toxin
    T K Sixma
    BIOSON Research Institute, University of Groningen, The Netherlands
    J Mol Biol 230:890-918. 1993
    Heat-labile enterotoxin (LT) from Escherichia coli is a bacterial protein toxin with an AB5 multimer structure, in which the B pentamer has a membrane binding function and the A subunit is needed for enzymatic activity...
  13. ncbi Genetic interactions between the Escherichia coli umuDC gene products and the beta processivity clamp of the replicative DNA polymerase
    M D Sutton
    Biology Department, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
    J Bacteriol 183:2897-909. 2001
    The Escherichia coli umuDC gene products encode DNA polymerase V, which participates in both translesion DNA synthesis (TLS) and a DNA damage checkpoint control...
  14. ncbi Linkage between fructose 1,6-bisphosphate binding and the dimer-tetramer equilibrium of Escherichia coli glycerol kinase: critical behavior arising from change of ligand stoichiometry
    Peng Yu
    Department of Biochemistry and Biophysics, Center for Advanced Biomolecular Research, Texas A and M University, College Station, Texas 77843 2128, USA
    Biochemistry 42:4243-52. 2003
    b>Escherichia coli glycerol kinase (EC 2.7.1...
  15. ncbi The Escherichia coli BarA-UvrY two-component system is a virulence determinant in the urinary tract
    Henrik Tomenius
    Swedish Institute for Infectious Disease Control, SE 17182 Solna, Sweden
    BMC Microbiol 6:27. 2006
    ..and the Pseudomonas spp GacS-GacA all belong to the same orthologous family of two-component systems as the Escherichia coli BarA-UvrY...
  16. ncbi An activator of glutamate decarboxylase genes regulates the expression of enteropathogenic Escherichia coli virulence genes through control of the plasmid-encoded regulator, Per
    S Shin
    Center for Vaccine Development and Department of Microbiology and Immunology, University of Maryland School of Medicine, 685 W Baltimore St, Baltimore, MD 21201, USA
    Mol Microbiol 41:1133-50. 2001
    Enteropathogenic Escherichia coli (EPEC) is a major cause of infantile diarrhoea in a number of developing countries and is the prototype of pathogenic bacteria that cause attaching and effacing (A/E) intestinal lesions...
  17. ncbi Effects of heat stress on the antimicrobial drug resistance of Escherichia coli of the intestinal flora of swine
    M H Moro
    Department of Microbiology, College of Veterinary Medicine, Iowa State University, Ames, Iowa, USA
    J Appl Microbiol 88:836-44. 2000
    The effects of heat stress on the antimicrobial drug resistance of Escherichia coli of the intestinal tract of swine were studied in animals from a farm that had not been supplementing antimicrobials in feed for the past 10 years...
  18. ncbi New enterovirulent Escherichia coli serogroup 64474 showing antigenic and genotypic relationships to Shigella boydii 16
    Armando Navarro
    Departamento de Salud Publica, Universidad Nacional Autonoma de Mexico, Ciudad Universitaria, Mexico City DF 04510, Mexico
    J Med Microbiol 59:453-61. 2010
    Studies based on the analysis of housekeeping genes indicate that Escherichia coli and all Shigella species, except for Shigella boydii type 13, belong to a single species...
  19. ncbi Valyl-tRNA synthetase from Escherichia coli MALDI-MS identification of the binding sites for L-valine or for noncognate amino acids upon qualitative comparative labeling with reactive amino-acid analogs
    C Hountondji
    Laboratoire de Biochimie CNRS UMR 7654, Ecole Polytechnique, Palaiseau, France
    Eur J Biochem 267:4789-98. 2000
    ..These reagents were used for qualitative comparative labeling of Escherichia coli valyl-tRNA synthetase (ValRS), an enzyme with Val/Ile editing activity, in order to identify the binding ..
  20. ncbi Modulation of serum cytokine levels by a novel superoxide dismutase mimetic, M40401, in an Escherichia coli model of septic shock: correlation with preserved circulating catecholamines
    Heather Macarthur
    Department of Pharmacological and Physiological Science, Saint Louis University School of Medicine, MO, USA
    Crit Care Med 31:237-45. 2003
    ..Here we examined if maintenance of serum catecholamine levels by the superoxide dismutase mimetic, M40401, modulates serum cytokine levels and arterial hypotension in an Escherichia coli-infected conscious rat model of septic shock.
  21. ncbi Safety of raw meat and shellfish in Vietnam: an analysis of Escherichia coli isolations for antibiotic resistance and virulence genes
    Thi Thu Hao Van
    Biotechnology and Environmental Biology, School of Applied Sciences, RMIT University, Bundoora West Campus, Bundoora, Melbourne, VIC 3083, Australia
    Int J Food Microbiol 124:217-23. 2008
    This study was conducted to examine a current baseline profile of antimicrobial resistance and virulence of Escherichia coli isolated from foods commonly sold in the market place in Vietnam. E...
  22. ncbi Comparison between the growth of Yersinia enterocolitica, listeria monocytogenes, escherichia coli O157:H7 and salmonella spp. in ground beef packed by three commercially used packaging techniques
    H Nissen
    MATFORSK, Norwegian Food Research Institute, Oslovn
    Int J Food Microbiol 59:211-20. 2000
    Growth of the pathogens Yersinia enterocolitica, Listeria monocytogenes, Escherichia coli O157:H7 and strains of Salmonella were compared in ground beef packed in modified atmospheres of 60% CO2/40% N2/0...
  23. ncbi Prevalent phenotypes and antibiotic resistance in Escherichia coli and Klebsiella pneumoniae at an Indian tertiary care hospital: plasmid-mediated cefoxitin resistance
    M Shahid
    Department of Microbiology, Jawaharlal Nehru Medical College and Hospital, Aligarh Muslim University, Aligarh 202002, Uttar Pradesh, India
    Int J Infect Dis 12:256-64. 2008
    ..Due to increased transcontinental movement of the human population, it would be wise to know the prevalence and resistance complexity of these strains, well in advance, in order to formulate a policy for empirical therapy...
  24. ncbi The catalytic, glycosyl transferase and acyl transferase modules of the cell wall peptidoglycan-polymerizing penicillin-binding protein 1b of Escherichia coli
    M Terrak
    Centre d Ingénierie des Protéines, Universite de Liege, Institut de Chimie, B6, B 4000 Sart Tilman Liège, Belgium
    Mol Microbiol 34:350-64. 1999
    The penicillin-binding protein (PBP) 1b of Escherichia coli catalyses the assembly of lipid-transported N-acetyl glucosaminyl-beta-1, 4-N-acetylmuramoyl-L-alanyl-gamma-D-glutamyl-(L)-meso-diaminopimelyl+ ++- (L)-D-alanyl-D-alanine ..
  25. ncbi Heterogeneity in enterohemorrhagic Escherichia coli O157:H7 fecal shedding in cattle is related to Escherichia coli O157:H7 colonization of the small and large intestine
    Danica Baines
    Lethbridge Research Centre, Agriculture and Agri Food Canada, Lethbridge, ABT1J4B1, Canada
    Can J Microbiol 54:984-95. 2008
    In the last decade, Escherichia coli O157:H7 have emerged as important pathogens of the gastrointestinal tract of humans. Healthy cattle have been identified as the primary reservoir, however, the factors affecting heterogeneous E...
  26. ncbi Comparison of Escherichia coli and Klebsiella pneumoniae liver abscesses
    Shiuan Chih Chen
    Institute of Medicine, Chung Shan Medical University, Taichung, Taiwan
    Am J Med Sci 334:97-105. 2007
    b>Escherichia coli and Klebsiella pneumoniae are the most common causative pathogens of pyogenic liver abscesses...
  27. ncbi Evaluation of antibacterial activity of selected Iranian essential oils against Staphylococcus aureus and Escherichia coli in nutrient broth medium
    Mohammad Mohsenzadeh
    Department of Food Hygiene and Public Health, Ferdowsi University of Mashhad, P O Box 91775 1793, Mashhad, Iran
    Pak J Biol Sci 10:3693-7. 2007
    ..Artmesia dracunculus) and pennyroyal (Mentha pullegium) essential oils on the Staphylococcus aureus and Escherichia coli was studied in nutrient broth medium...
  28. ncbi Evaluation of fermentation, drying, and/or high pressure processing on viability of Listeria monocytogenes, Escherichia coli O157:H7, Salmonella spp., and Trichinella spiralis in raw pork and Genoa salami
    Anna C S Porto-Fett
    U S Department of Agriculture, Agricultural Research Service, Eastern Regional Research Center, Microbial Food Safety Research Unit, 600 East Mermaid Lane, Wyndmoor, PA 19038, USA
    Int J Food Microbiol 140:61-75. 2010
    ..of fermentation, drying, and high pressure processing (HPP) to inactivate Listeria monocytogenes, Escherichia coli O157:H7, Salmonella spp., and Trichinella spiralis in Genoa salami produced with trichinae-infected pork...
  29. ncbi Effects of mucin and its carbohydrate constituents on Escherichia coli O157 growth in batch culture fermentations with ruminal or fecal microbial inoculum
    J T Fox
    Department of Diagnostic Medicine and Pathobiology, Kansas State University, Manhattan 66506, USA
    J Anim Sci 87:1304-13. 2009
    In cattle, Escherichia coli O157 generally persists in the large intestine more often than in the rumen. In contrast to the rumen, the large intestine is lined by an epithelial membrane that secretes mucus...
  30. ncbi Comparative enzymatic properties of GapB-encoded erythrose-4-phosphate dehydrogenase of Escherichia coli and phosphorylating glyceraldehyde-3-phosphate dehydrogenase
    S Boschi-Muller
    Laboratoire d Enzymologie et de Génie Génétique, Universite de Nancy I, URA CNRS 457, B P 239, 54506 Vandoeuvre les Nancy Cedex, France
    J Biol Chem 272:15106-12. 1997
    GapB-encoded protein of Escherichia coli and glyceraldehyde-3-phosphate dehydrogenase (GAPDH) share more than 40% amino acid identity...
  31. ncbi Binding of Escherichia coli primary replicative helicase DnaB protein to single-stranded DNA. Long-range allosteric conformational changes within the protein hexamer
    M J Jezewska
    Department of Human Biological Chemistry and Genetics, University of Texas Medical Branch at Galveston 77555 1053, USA
    Biochemistry 35:2129-45. 1996
    Quantitative analyses of the interactions of the Escherichia coli primary replicative helicase DnaB protein with single-stranded DNA have been performed using the thermodynamically rigorous fluorescence titration technique...
  32. ncbi Effective medicinal plants against enterohaemorrhagic Escherichia coli O157:H7
    Supayang Voravuthikunchai
    School of Biotechnology and Biomolecular Sciences, The University of New South Wales, Sydney 2052, Australia
    J Ethnopharmacol 94:49-54. 2004
    ..of subinhibitory concentrations of antibiotics on the production of verocytotoxin (VT) by enterohaemorrhagic Escherichia coli (EHEC) O157:H7 has been claimed...
  33. ncbi Alternative respiratory pathways of Escherichia coli: energetics and transcriptional regulation in response to electron acceptors
    G Unden
    Institut für Mikrobiologie und Weinforschung, Universitat Mainz, Germany
    Biochim Biophys Acta 1320:217-34. 1997
    The electron-transport chains of Escherichia coli are composed of many different dehydrogenases and terminal reductases (or oxidases) which are linked by quinones (ubiquinone, menaquinone and demethylmenaquinone)...
  34. ncbi Crystal structure of Escherichia coli thioredoxin reductase refined at 2 A resolution. Implications for a large conformational change during catalysis
    G Waksman
    Laboratory of Molecular Biophysics, Rockefeller University, New York, NY 10021
    J Mol Biol 236:800-16. 1994
    The crystal structures of three forms of Escherichia coli thioredoxin reductase have been refined: the oxidized form of the wild-type enzyme at 2...
  35. ncbi [Selective screening of enterohemorrhagic Escherichia coli depending on hemolysis on Beutin's washed sheep blood agar plates]
    N Kimura
    Ishikawa Health Service Association
    Kansenshogaku Zasshi 72:223-30. 1998
    ..et al have studied hemolysin production in a large number of serologically diverse verotoxin (VT) producing Escherichia coli (VTEC) strains and found a close association between hemolysin production and VT production...
  36. ncbi Polyamine stress at high pH in Escherichia coli K-12
    Elizabeth Yohannes
    Department of Biology, Kenyon College, Gambier, OH 43022, USA
    BMC Microbiol 5:59. 2005
    Polyamines such as spermine and spermidine are required for growth of Escherichia coli; they interact with nucleic acids, and they bind to ribosomes...
  37. ncbi A comparison of mutation spectra detected by the Escherichia coli lac(+) reversion assay and the Salmonella typhimurium his(+) reversion assay
    T Ohta
    School of Life Science, Tokyo University of Pharmacy and Life Science, 1432 1 Horinouchi, Hachioji, Tokyo 192 0392, Japan
    Mutagenesis 15:317-23. 2000
    Each of the Escherichia coli tester strains in the WP3101P-WP3106P series contains an F' plasmid with a different base substitution mutation within the lacZ gene...
  38. ncbi Mode of selectivity in cyclic AMP receptor protein-dependent promoters in Escherichia coli
    E A Pyles
    Department of Human Biological Chemistry and Genetics, University of Texas Medical Branch, Galveston 77556 1055, USA
    Biochemistry 35:1162-72. 1996
    b>Escherichia coli cAMP receptor protein (CRP) controls more than 20 genes. There are significant differences in the promoter regions in these genes...
  39. ncbi Kinetic mechanism of DNA binding and DNA-induced dimerization of the Escherichia coli Rep helicase
    K P Bjornson
    Department of Biochemistry and Molecular Biophysics, Washington University School of Medicine, St Louis, Missouri 63110, USA
    Biochemistry 35:2268-82. 1996
    The monomeric Escherichia coli Rep protein undergoes a DNA-induced dimerization upon binding either single-stranded (ss) or duplex DNA with the dimer being the active form of the Rep helicase...
  40. ncbi Microbial source tracking by DNA sequence analysis of the Escherichia coli malate dehydrogenase gene
    Kathryn M Ivanetich
    University of California San Francisco, Biomolecular Resource Center and Department of Pharmaceutical Chemistry, Surge 104, 90 Medical Center Way, San Francisco, CA 94143 0541, USA
    J Microbiol Methods 67:507-26. 2006
    ..of microbial organisms by DNA sequencing proposed by Olive and Bean were applied to several genes in Escherichia coli to identify targets for the development of microbial source tracking assays...
  41. ncbi Perineal swabs reveal effect of super shedders on the transmission of Escherichia coli O157:H7 in commercial feedlots
    T P Stephens
    Alberta Agriculture and Rural Development, Agriculture Centre, 100, 5401 1st Avenue South, Lethbridge, Alberta, Canada T1J 4V6
    J Anim Sci 87:4151-60. 2009
    Cattle that shed more than 10(4) cfu/g of Escherichia coli O157 in feces have been described as super shedders (SS) and are thought to have major impacts on prevalence and transmission of this organism...
  42. ncbi Probing the role of tightly bound phosphoenolpyruvate in Escherichia coli 3-deoxy-d-manno-octulosonate 8-phosphate synthase catalysis using quantitative time-resolved electrospray ionization mass spectrometry in the millisecond time range
    Zhili Li
    Department of Pharmacology, Yale University School of Medicine, 333 Cedar Street, New Haven, CT 06520, USA
    Anal Biochem 343:35-47. 2005
    b>Escherichia coli 3-deoxy-D-manno-octulosonate 8-phosphate (KDO8P) synthase catalyzes the condensation of phosphoenolpyruvate (PEP) and D-arabinose 5-phosphate (A5P) to produce KDO8P and inorganic phosphate...
  43. ncbi Hemolytic-Uremic Syndrome and Escherichia coli O121 at a Lake in Connecticut, 1999
    T A McCarthy
    Epidemic Intelligence Service, Connecticut Department of Public Health, Epidemiology Program Office, Centers for Disease Control and Prevention, Atlanta, Georgia, USA
    Pediatrics 108:E59. 2001
    Non-O157 Shiga toxin-producing Escherichia coli (STEC) have emerged as an important public health problem. Outbreaks attributed to non-O157 STEC rarely are reported...
  44. ncbi Evaluation of techniques for enrichment and isolation of Escherichia coli O157:H7 from artificially contaminated sprouts
    S D Weagant
    Pacific Regional Laboratory Northwest, US Food and Drug Administration, Bothell, WA 98021, USA
    Int J Food Microbiol 71:87-92. 2001
    ..have high levels of nutrients, and a neutral pH, they are subject to the outgrowth of pathogens such as Escherichia coli O157:H7...
  45. ncbi [Antibacterial actin of vinegar against food-borne pathogenic bacteria including Escherichia coli O157:H7 (Part 2). Effect of sodium chloride and temperature on bactericidal activity]
    E Entani
    Nakano Central Research Institute of Nakano Vinegar Co. Ltd
    Kansenshogaku Zasshi 71:451-8. 1997
    ..5% acidity) on food-borne pathogenic bacteria including Escherichia coli O157:H7 and other bacteria were examined. the order of bactericidal activities was NIHAIZU (3...
  46. ncbi Impact of empiric antimicrobial therapy on outcomes in patients with Escherichia coli and Klebsiella pneumoniae bacteremia: a cohort study
    Kerri A Thom
    Department of Epidemiology and Preventive Medicine, University of Maryland School of Medicine, Baltimore, MD, USA
    BMC Infect Dis 8:116. 2008
    ..whether appropriate empiric antimicrobial therapy improves outcomes in patients with bacteremia due to Escherichia coli or Klebsiella...
  47. ncbi Asparagine 394 in putative helix 11 of the galactose-H+ symport protein (GalP) from Escherichia coli is associated with the internal binding site for cytochalasin B and sugar
    T P McDonald
    Department of Biochemistry and Molecular Biology, University of Leeds, Leeds, LS2 9JT, United Kingdom
    J Biol Chem 272:15189-99. 1997
    The galactose-H+ symport protein (GalP) of Escherichia coli is very similar to the human glucose transport protein, GLUT1, and both contain a highly conserved Asn residue in predicted helix 11 that is different in a cytochalasin B-..
  48. ncbi Prevalence of enteropathogenic Escherichia coli in naturally occurring cases of poult enteritis-mortality syndrome
    S Pakpinyo
    Department of Farm Animal Health and Resource Management, College of Veterinary Medicine, North Carolina State University, Raleigh 27606, USA
    Avian Dis 46:360-9. 2002
    Enteropathogenic Escherichia coli (EPEC) previously were identified in poult enteritis-mortality syndrome (PEMS)-affected turkeys and associated as a cause of this disease...
  49. ncbi [Investigation of bactericidal effect and nitric oxide responses of Caco-2 epithelial cells and THP-1 macrophage cells against Streptococcus pyogenes and Escherichia coli]
    Derya Biriken Salin
    Ankara Üniversitesi Tıp Fakültesi, Mikrobiyoloji ve Klinik Mikrobiyoloji Anabilim Dali, Ankara
    Mikrobiyol Bul 43:373-81. 2009
    ..Therefore, Streptococcus pyogenes and Escherichia coli activated Caco-2 cells and THP-1 macrophage-like cells were investigated for their bactericidal activities ..
  50. ncbi Growth performance and gastrointestinal microbial ecology responses of piglets receiving Saccharomyces cerevisiae fermentation products after an oral challenge with Escherichia coli (K88)
    E Kiarie
    Department of Animal Science, Winnipeg, Manitoba R3T 2N2, Canada
    J Anim Sci 89:1062-78. 2011
    ..on growth performance and gastrointestinal (GIT) microbial ecology in 90 weanling pigs orally challenged with Escherichia coli K88(+) (ETEC) were investigated...
  51. ncbi Rare codon content affects the solubility of recombinant proteins in a codon bias-adjusted Escherichia coli strain
    Germán L Rosano
    Molecular Biology Division, Instituto de Biologia Molecular y Celular de Rosario IBR, CONICET, Facultad de Ciencias Bioquimicas y Farmaceuticas, Universidad Nacional de Rosario, Suipacha 531, S2002LRK Rosario, Argentina
    Microb Cell Fact 8:41. 2009
    ..abstract:..
  52. ncbi Modeling the survival of Escherichia coli O157:H7, Listeria monocytogenes, and Salmonella Typhimurium during fermentation, drying, and storage of soudjouk-style fermented sausage
    Cheng An Hwang
    Microbial Food Safety Research Unit, Eastern Regional Research Center, Agricultural Research Service, U S Department of Agriculture, 600 E Mermaid Lane, Wyndmoor, PA 19038, USA
    Int J Food Microbiol 129:244-52. 2009
    This study quantified and modeled the survival of Escherichia coli O157:H7, Listeria monocytogenes and Salmonella Typhimurium in soudjouk-style fermented sausage during fermentation, drying, and storage...
  53. ncbi On the multiple functional roles of the active site histidine in catalysis and allosteric regulation of Escherichia coli glucosamine 6-phosphate deaminase
    G M Montero-Morán
    Departamento de Bioquimica, Laboratorio de Fisicoquímica y Diseño de Proteínas, Facultad de Medicina, Universidad Nacional Autonoma de Mexico UNAM, P O Box 70 159, Mexico City 04510, D F, Mexico
    Biochemistry 40:10187-96. 2001
    The active site of glucosamine-6-phosphate deaminase (EC 3.5.99.6, formerly 5.3.1.10) from Escherichia coli was first characterized on the basis of the crystallographic structure of the enzyme bound to the competitive inhibitor 2-amino-2-..
  54. ncbi Quantitative resistance level (MIC) of bacterial pathogens (Escherichia coli, Pasteurella multocida, Pseudomonas aeruginosa, Salmonella sp., Staphylococcus aureus) isolated from chickens and turkeys: national resistance monitoring by the BVL 2004/2005
    Jürgen Wallmann
    Federal Office of Consumer Protection and Food Safety BVL, Berlin, Germany
    Berl Munch Tierarztl Wochenschr 120:452-63. 2007
    In the study 2004/2005, the current quantitative resistance level of Escherichia coli, Pasteurella multocida, Pseudomonas aeruginosa, Salmonella sp...
  55. ncbi Influence of colostrum deprivation and concurrent Cryptosporidium parvum infection on the colonization and persistence of Escherichia coli O157 : H7 in young lambs
    R M La Ragione
    Department of Food and Environmental Safety, Veterinary Laboratories Agency Weybridge, Woodham Lane, New Haw, Addlestone, Surrey KT15 3NB, UK
    J Med Microbiol 55:819-28. 2006
    b>Escherichia coli O157 : H7 and Cryptosporidium parvum infections of man have been associated with direct contact with small ruminants...
  56. ncbi Mechanism of carbamoyl phosphate synthetase from Escherichia coli--binding of the ATP molecules used in the reaction and sequestration by the enzyme of the ATP molecule that yields carbamoyl phosphate
    V Rubio
    Instituto de Investigaciones Citológicas FVIB CSIC, Valencia, Spain
    Eur J Biochem 255:262-70. 1998
    ..of ATP that are involved in the overall reaction catalyzed by carbamoyl-phosphate synthetase (CPS) of Escherichia coli, and a mechanism recently proposed for this reaction, has led us to reexamine ATP binding using pulse/chase ..
  57. ncbi Role of Asp222 in the catalytic mechanism of Escherichia coli aspartate aminotransferase: the amino acid residue which enhances the function of the enzyme-bound coenzyme pyridoxal 5'-phosphate
    T Yano
    Department of Medical Chemistry, Osaka Medical College, Japan
    Biochemistry 31:5878-87. 1992
    ..This residue of Escherichia coli aspartate aminotransferase was replaced by Ala, Asn, or Glu by site-directed mutagenesis...
  58. ncbi RNA chain initiation by Escherichia coli RNA polymerase. Structural transitions of the enzyme in early ternary complexes
    B Krummel
    Department of Biochemistry, University of California, Berkeley 94720
    Biochemistry 28:7829-42. 1989
    We have studied the properties and structures of a series of Escherichia coli RNA polymerase ternary complexes formed during the initial steps of RNA chain initiation and elongation...
  59. ncbi Transport of Escherichia coli in 25 m quartz sand columns
    G Lutterodt
    UNESCO IHE Institute for Water Education, P O Box 3015, 2601 DA Delft, The Netherlands
    J Contam Hydrol 119:80-8. 2011
    ..experiments were conducted to measure the distant dependent sticking efficiencies of two low attaching Escherichia coli strains (UCFL-94 and UCFL-131)...
  60. ncbi Influence of dietary endophyte (Neotyphodium coenophialum)-infected tall fescue (Festuca arundinacea) seed on fecal shedding of antibiotic resistance-selected Escherichia coli O157:H7 in ewes
    M L Looper
    USDA ARS, Dale Bumpers Small Farms Research Center, Booneville, AR 72927, USA
    J Anim Sci 85:1102-8. 2007
    ..fescue seed (Festuca arundinacea, cultivar 'Kentucky 31') on fecal shedding and intestinal concentrations of Escherichia coli O157:H7 and the concentrations of prolactin, cortisol, and NEFA in experimentally inoculated ewes...
  61. ncbi Evaluation of the NCCLS extended-spectrum beta-lactamase confirmation methods for Escherichia coli with isolates collected during Project ICARE
    Fred C Tenover
    Division of Healthcare Quality Promotion, Centers for Disease Control and Prevention, Atlanta, Georgia 30333, USA
    J Clin Microbiol 41:3142-6. 2003
    To determine whether confirmatory tests for extended-spectrum beta-lactamase (ESBL) production in Escherichia coli are necessary, we selected 131 E...
  62. ncbi Kinetic mechanism of adenine nucleotide binding to and hydrolysis by the Escherichia coli Rep monomer. 2. Application of a kinetic competition approach
    K J Moore
    Department of Biochemistry and Molecular Biophysics, Washington University School of Medicine, St Louis, Missouri 63110
    Biochemistry 33:14565-78. 1994
    The Escherichia coli Rep protein is a DNA helicase that functions as a homodimer to catalyze the unwinding of duplex DNA during DNA replication in a reaction that is coupled to the binding and hydrolysis of ATP...
  63. ncbi Serotypes, virulence genes and intimin types of Shiga toxin (verocytotoxin)-producing Escherichia coli isolates from minced beef in Lugo (Spain) from 1995 through 2003
    Azucena Mora
    Laboratorio de Referencia de E coli, Departamento de Microbioloxia e Parasitoloxia, Universidade de Santiago de Compostela USC, 27002 Lugo, Spain
    BMC Microbiol 7:13. 2007
    Shiga toxin-producing Escherichia coli (STEC) have emerged as pathogens that can cause food-borne infections and severe and potentially fatal illnesses in humans, such as haemorrhagic colitis (HC) and haemolytic uraemic syndrome (HUS)...
  64. ncbi Escherichia coli lipoyl synthase binds two distinct [4Fe-4S] clusters per polypeptide
    Robert M Cicchillo
    Department of Biochemistry and Molecular Biology, The Pennsylvania State University, University Park, Pennsylvania 16802, USA
    Biochemistry 43:11770-81. 2004
    ..However, the exact identity of the sulfur donor remains unknown. We report herein that LS from Escherichia coli can accommodate two [4Fe-4S] clusters per polypeptide and that this form of the enzyme is relevant to ..
  65. ncbi [Evolution of Escherichia coli antibiotic resistances in urine samples from the community]
    Jose Maria Sanchez Merino
    Servicio de Urologia, Hospital El Bierzo, Ponferrada, Leon, Espana
    Arch Esp Urol 61:776-80. 2008
    The objectives of this work are two: first, to evaluate the resistance of Escherichia coli to several antibiotics and their trends over a six-year period in strands isolated in urine samples from patients receiving health-care in general ..
  66. ncbi Control of Escherichia coli O157:H7 in corn silage with or without various inoculants: efficacy and mode of action
    A F Pedroso
    Department of Animal Sciences, Institute of Food and Agricultural Sciences, University of Florida, Gainesville 32606, USA
    J Dairy Sci 93:1098-104. 2010
    This study aimed to evaluate the effectiveness of 3 commercial bacterial inoculants at controlling Escherichia coli O157:H7 in corn silages during ensiling and feedout phases of silage production...
  67. ncbi Multiple seropathotypes of verotoxin-producing Escherichia coli (VTEC) disrupt interferon-gamma-induced tyrosine phosphorylation of signal transducer and activator of transcription (Stat)-1
    Narveen Jandu
    Research Institute, Hospital for Sick Children, Ont, Canada
    Microb Pathog 42:62-71. 2007
    Verotoxin-producing Escherichia coli (VTEC) O157:H7 inhibits interferon-gamma-stimulated tyrosine phosphorylation of signal transducer and activator of transcription (Stat)-1 in epithelial cells, independent of Verotoxins and the locus of ..
  68. ncbi Differential effects of temperature and hydrostatic pressure on the formation of quinonoid intermediates from L-Trp and L-Met by H463F mutant Escherichia coli tryptophan indole-lyase
    Robert S Phillips
    Department of Chemistry, University of Georgia, Athens, Georgia 30602 2556, USA
    Biochemistry 44:14289-97. 2005
    b>Escherichia coli tryptophan indole-lyase (Trpase) is a bacterial pyridoxal 5'-phosphate (PLP)-dependent enzyme which catalyzes the reversible beta-elimination of l-Trp to give indole and ammonium pyruvate. H463F mutant E...
  69. ncbi A mechanism for toxin insertion into membranes is suggested by the crystal structure of the channel-forming domain of colicin E1
    P Elkins
    Protein Engineering, Department Genentech, Inc 460 Pt San Bruno Blvd, South San Francisco, CA 94080, USA
    Structure 5:443-58. 1997
    ..ability to form a voltage-gated channel, which causes depolarization of the cytoplasmic membrane of sensitive Escherichia coli cells...
  70. ncbi The arginine repressor is essential for plasmid-stabilizing site-specific recombination at the ColE1 cer locus
    C J Stirling
    Institute of Genetics, University of Glasgow, UK
    EMBO J 7:4389-95. 1988
    The heritable stability in Escherichia coli of the multicopy plasmid ColE1 and its natural relatives requires that the plasmids be maintained in the monomeric state...
  71. ncbi The nucleotide sequence surrounding the promoter region of colicin E1 gene
    Y Ebina
    Gene 15:119-26. 1981
    ..These data indicate the existence of two promoters, one of which is located in the coding region for colicin E1. DNA sequence homology of 16 bp was found between the putative operator regions of the colicin E1 and recA genes...
  72. ncbi Clinical Escherichia coli isolates utilize alpha-hemolysin to inhibit in vitro epithelial cytokine production
    David W Hilbert
    Femeris Women s Health Research Center, Medical Diagnostic Laboratories LLC, 2439 Kuser Rd, Hamilton, NJ 08690, USA
    Microbes Infect 14:628-38. 2012
    Uropathogenic Escherichia coli is the primary cause of urinary tract infections, which affects over 60% of women during their lifetime...
  73. ncbi The effect of NAPRTase overexpression on the total levels of NAD, the NADH/NAD+ ratio, and the distribution of metabolites in Escherichia coli
    Susana J Berríos-Rivera
    Department of Bioengineering and Chemical Engineering, Rice University, 6100 Main Street, MS 142, Houston, Texas 77005 1892, USA
    Metab Eng 4:238-47. 2002
    b>Escherichia coli (E. coli) maintains its total NADH/NAD+ intracellular pool by synthesizing NAD through the de novo pathway and the pyridine nucleotide salvage pathway...
  74. ncbi OmpT outer membrane proteases of enterohemorrhagic and enteropathogenic Escherichia coli contribute differently to the degradation of human LL-37
    Jenny Lee Thomassin
    Department of Microbiology and Immunology, McGill University, Montreal, QC, Canada
    Infect Immun 80:483-92. 2012
    Enterohemorrhagic Escherichia coli (EHEC) and enteropathogenic E. coli (EPEC) are food-borne pathogens that cause serious diarrheal diseases...
  75. ncbi False extended-spectrum {beta}-lactamase phenotype in clinical isolates of Escherichia coli associated with increased expression of OXA-1 or TEM-1 penicillinases and loss of porins
    Alejandro Beceiro
    Health Protection Agency, Microbiology Services Colindale, London, UK
    J Antimicrob Chemother 66:2006-10. 2011
    Two clinical isolates of Escherichia coli, EC18 and EC21, were non-susceptible (MICs 4-16 mg/L) to cefpirome and cefepime, with marked synergy with clavulanate, yet were susceptible to cefotaxime and ceftazidime (MICs ≤ 1 mg/L)...
  76. ncbi Structural consequences of ATP hydrolysis on the ABC transporter NBD dimer: molecular dynamics studies of HlyB
    João M Damas
    Instituto de Tecnologia Quimica e Biologica, Universidade Nova de Lisboa, Oeiras, Portugal
    Protein Sci 20:1220-30. 2011
    ..We propose that this motif is an important part of the NBD-TMD communication in ABC exporters. Through nonequilibrium analysis, we have also identified gradual conformational changes within a short time scale after ATP hydrolysis...
  77. ncbi Mutation of the active site carboxy-lysine (K70) of OXA-1 beta-lactamase results in a deacylation-deficient enzyme
    Kyle D Schneider
    Department of Chemistry, Grand Valley State University, Allendale, Michigan 49401, USA
    Biochemistry 48:6136-45. 2009
    ..In conclusion, we establish the functional role of the carboxylated lysine in OXA-1 and highlight its specific role in acylation and deacylation...
  78. ncbi Characterization of methicillin-resistant Staphylococcus aureus, vancomycin-resistant enterococci and extended-spectrum beta-lactamase-producing Escherichia coli in intensive care units in Canada: Results of the Canadian National Intensive Care Unit (CAN-
    George G Zhanel
    Department of Medical Microbiology, Faculty of Medicine, University of Manitoba, Winnipeg, Manitoba
    Can J Infect Dis Med Microbiol 19:243-9. 2008
    Methicillin-resistant Staphylococcus aureus (MRSA), extended-spectrum beta-lactamase (ESBL)-producing Escherichia coli and vancomycin-resistant enterococci (VRE) are important hospital pathogens in Canada and worldwide.
  79. ncbi Campylobacter, Salmonella, Listeria monocytogenes, verotoxigenic Escherichia coli, and Escherichia coli prevalence, enumeration, and subtypes on retail chicken breasts with and without skin
    Angela Cook
    Laboratory for Foodborne Zoonoses, Public Health Agency of Canada, 255 Woodlawn Road West, Unit 120, Guelph, Ontario, Canada N1H 8J1
    J Food Prot 75:34-40. 2012
    ..the prevalence, counts, and subtypes of Campylobacter, Salmonella, Listeria monocytogenes, verotoxigenic Escherichia coli (VTEC), and E. coli on raw retail chicken breast with the skin on versus the skin off...
  80. ncbi Loopless Rop: structure and dynamics of an engineered homotetrameric variant of the repressor of primer protein
    Nicholas M Glykos
    Department of Molecular Biology and Genetics, Democritus University of Thrace, Dimitras 19, 68100 Alexandroupolis, Greece
    Biochemistry 45:10905-19. 2006
    ..Additional insight into the stability and dynamics of the mutant structure has been obtained from extensive molecular dynamics simulations in explicit water and with full treatment of electrostatics...
  81. ncbi Urodilatin and pentoxifylline prevent the early onset of Escherichia coli-induced acute renal failure in a model of isolated perfused rat kidney
    Heinrich V Groesdonk
    Department of Anesthesiology, University of Lubeck, Lubeck, Germany
    Kidney Blood Press Res 32:81-90. 2009
    ..Methods: Eight series of experiments were performed: no intervention, perfusion with a suspension containing Escherichia coli bacteria (strain 536/21); E. coli + 10 microg/l urodilatin, E. coli + 20 microg/l urodilatin, E...
  82. ncbi Administration of Pediococcus acidilactici or Saccharomyces cerevisiae boulardii modulates development of porcine mucosal immunity and reduces intestinal bacterial translocation after Escherichia coli challenge
    M Lessard
    Dairy and Swine Research and Development Centre, Agriculture and Agri Food Canada, Sherbrooke, Quebec, Canada
    J Anim Sci 87:922-34. 2009
    ..and Saccharomyces cerevisiae boulardii (SCB), on intestinal immune traits and resistance to enterotoxigenic Escherichia coli (ETEC) infection was evaluated in pigs...
  83. ncbi L-Sorbose utilization by virulent Escherichia coli and Shigella: different metabolic adaptation of pathotypes
    Anselm Lehmacher
    Institut für Hygiene und Umwelt, Abteilung Mikrobiologischer Verbraucherschutz, Marckmannstrasse 129a, D 20539 Hamburg, Germany
    Int J Med Microbiol 297:245-54. 2007
    The frequency of L-Sorbose utilization differs significantly between pathotypes of Escherichia coli and Shigella from 93% to 0%. Among 266 strains tested, this frequency increased in the order Shigella, enterotoxigenic E...
  84. ncbi [Antimicrobial resistance of Escherichia coli isolated from different samples in children]
    Hai Jiao Zhu
    People s Hospital of Qingtian, Qingtian, Zhejiang, China
    Zhongguo Dang Dai Er Ke Za Zhi 12:348-50. 2010
    To investigate the possible differences in antimicrobial resistance of Escherichia coli isolated from different samples in children.
  85. ncbi Evaluation of alternatives to antibiotics using an Escherichia coli K88+ model of piglet diarrhea: effects on gut microbial ecology
    S K Bhandari
    Department of Animal Science, University of Manitoba, Winnipeg, Manitoba R3T 2N2 Canada
    J Anim Sci 86:836-47. 2008
    Enterotoxigenic Escherichia coli is a major problem in the swine industry and results in scouring, increased mortality, and poor performance in the period immediately postweaning...
  86. ncbi Common origin of plasmid encoded alpha-hemolysin genes in Escherichia coli
    Ylanna Burgos
    Federal Institute for Risk Assessment, Berlin, Germany
    BMC Microbiol 10:193. 2010
    ..coli (UPEC), the alpha-hly genes are located on chromosomal pathogenicity islands. Previous work suggested that plasmid and chromosomally encoded alpha-hly may have evolved independently. This was explored in our study...
  87. ncbi Global transcriptional response of Escherichia coli O157:H7 to growth transitions in glucose minimal medium
    Teresa M Bergholz
    Microbial Evolution Laboratory, National Food Safety and Toxicology Center, Michigan State University, East Lansing, Michigan 48824, USA
    BMC Microbiol 7:97. 2007
    Global patterns of gene expression of Escherichia coli K-12 during growth transitions have been deeply investigated, however, comparable studies of E...
  88. ncbi Importance of the region around lysine 196 for catalytic activity of adenylyl cyclase from Escherichia coli
    N Amin
    Laboratory of Biochemical Genetics, NHLBI, National Institutes of Health, Bethesda, Maryland 20892
    J Biol Chem 269:31074-9. 1994
    b>Escherichia coli adenylyl cyclase contains no sequence that corresponds to the previously defined ATP/GTP binding consensus (A,G)XXXXGK(S,T)...
  89. ncbi The contribution of small cryptic plasmids to the antibiotic resistance of enteropathogenic Escherichia coli E2348/69
    Cynthia L Handford
    Department of Biological Sciences, University of Alberta, Edmonton, AB T6G 2E9, Canada
    Can J Microbiol 55:1229-39. 2009
    Two uncharacterized small cryptic plasmids (SCPs) were isolated from enteropathogenic Escherichia coli strain E2348/69...
  90. ncbi Comparison of methods for detection and isolation of cold- and freeze-stressed Escherichia coli O157:H7 in raw ground beef
    Pina M Fratamico
    US Department of Agriculture, Agricultural Research Service, Eastern Regional Research Center, 600 East Mermaid Lane, Wyndmoor, Pennsylvania 19038, USA
    J Food Prot 70:1663-9. 2007
    A comparison was made of the relative efficiencies of three enrichment media, RapidChek Escherichia coli O157:H7 enrichment broth (REB), R&F broth (RFB), and modified E...
  91. ncbi Genetic characteristics and antimicrobial resistance of Escherichia coli from Japanese macaques (Macaca fuscata) in rural Japan
    Keiko Ogawa
    School of Veterinary Medicine, Hokkaido University, Kita 18, Nishi 9, Kita ku, Sapporo, Hokkaido 060 0818, Japan
    J Wildl Dis 47:261-70. 2011
    b>Escherichia coli was isolated from wild and captive Japanese macaques (Macaca fuscata) to investigate the risk of zoonotic infections and the prevalence of antimicrobial-resistant Escherichia coli in the wild macaque population in ..
  92. ncbi Antimicrobial susceptibility of clinical Escherichia coli isolates from uncomplicated cystitis in women over a 1-year period in Spain
    M Gobernado
    Department of Microbiology, University Hospital La Fe, Valencia, Spain
    Rev Esp Quimioter 20:68-76. 2007
    High usage of antibiotics in Spain has led to an increase in resistance in urinary Escherichia coli isolates in different geographic regions. The problem of resistance in urinary E...
  93. ncbi Effect of tannins on the in vitro growth of Escherichia coli O157:H7 and in vivo growth of generic Escherichia coli excreted from steers
    Eng R Min
    Texas Agricultural Experiment Station, P O Box 1658, Vernon, Texas 76385, USA
    J Food Prot 70:543-50. 2007
    ..chestnut and mimosa tannins in vitro (experiment 1) or in vivo (experiment 2) on the growth or recovery of Escherichia coli O157:H7 or generic fecal E. coli was evaluated. In experiment 1, the mean growth rate of E...
  94. ncbi Prevalence of urovirulence genes cnf, hlyD, sfa/foc, and papGIII in fecal Escherichia coli from healthy dogs and their owners
    Katherine A Stenske
    Department of Small Animal Clinical Sciences, College of Veterinary Medicine, University of Tennessee, Knoxville, TN 37996, USA
    Am J Vet Res 70:1401-6. 2009
    To determine the prevalence of 4 urovirulence genes in fecal Escherichia coli isolates from healthy dogs and their owners and to determine whether detection of E coli strains with these genes was associated with a history of urinary tract ..
  95. ncbi Chimeras of Escherichia coli and Mycobacterium tuberculosis single-stranded DNA binding proteins: characterization and function in Escherichia coli
    Sanjay Kumar Bharti
    Department of Microbiology and Cell Biology, Indian Institute of Science, Bangalore, India
    PLoS ONE 6:e27216. 2011
    ..Studies on SSBs from the prototype, Escherichia coli (EcoSSB) and, an important human pathogen, Mycobacterium tuberculosis (MtuSSB) had shown that despite ..
  96. ncbi Characterization of the F plasmid mating aggregation gene traN and of a new F transfer region locus trbE
    S Maneewannakul
    Department of Medical Microbiology and Immunology, Texas A and M University, College Station 77843
    J Mol Biol 225:299-311. 1992
    ..The mating efficiency and pilus-specific phage susceptibility of a trbE::kan insertion mutant suggested that trbE is not essential for F transfer from Escherichia coli K-12 under standard mating conditions.
  97. ncbi Identification of N,N'-dicyclohexylcarbodiimide-reactive glutamic and aspartic acid residues in Escherichia coli transhydrogenase and the exchange of these by site-specific mutagenesis
    N Glavas
    Department of Biochemistry, University of British Columbia, Vancouver, Canada
    J Biol Chem 268:14125-30. 1993
    Pyridine nucleotide transhydrogenase (EC 1.6.1.1) from Escherichia coli was investigated with respect to the role of glutamic and aspartic acid residues reactive to N,N'-dicyclohexylcarbodiimide (DCCD) and potentially involved in the ..
  98. ncbi Folding pathway of Escherichia coli ribonuclease HI: a circular dichroism, fluorescence, and NMR study
    K Yamasaki
    Protein Engineering Research Institute, Osaka, Japan
    Biochemistry 34:16552-62. 1995
    The unfolding and refolding processes of Escherichia coli ribonuclease HI at 25 degrees C, induced by concentration jumps of either guanidine hydrochloride (GuHCl) or urea, were investigated using stopped-flow circular dichroism (CD), ..
  99. ncbi Plasmid coding for drug resistance and invasion of epithelial cells in enteropathogenic Escherichia coli 0111:H
    I C Scaletsky
    Department of Microbiology, Immunology and Parasitology, Escola Paulista de Medicina, Sao Paulo, Brazil
    Microb Pathog 18:387-99. 1995
    Enteropathogenic Escherichia coli (EPEC) can adhere to, invade and multiply in human epithelial cells. To define the elements required for bacterial invasion, we isolated from an 0111:H- EPEC a 6...
  100. ncbi Polymorphism, duplication, and IS1-mediated rearrangement in the chromosomal his-rfb-gnd region of Escherichia coli strains with group IA and capsular K antigens
    J Drummelsmith
    Department of Microbiology, University of Guelph, Ontario, Canada
    J Bacteriol 179:3232-8. 1997
    Individual Escherichia coli strains produce several cell surface polysaccharides. In E...
  101. ncbi Parameters of bacterial killing and regrowth kinetics and antimicrobial effect examined in terms of area under the concentration-time curve relationships: action of ciprofloxacin against Escherichia coli in an in vitro dynamic model
    A A Firsov
    Department of Pharmacokinetics, Centre of Science and Technology, LekBioTech, Moscow, Russia
    Antimicrob Agents Chemother 41:1281-7. 1997
    ..To examine different parameters, the kinetics of killing and regrowth of Escherichia coli (MIC, 0...

Research Grants92

  1. S. typhimiurium Vaccine Against Bacterial Enteropathogens
    Roy Curtiss; Fiscal Year: 2007
    ..2 million are the result of infections by Salmonella and other related bacterial enteropathogens including Escherichia coli and Shigella species, and less closely related enteropathogens such as Vibrio cholerae, Campylobacter jejuni ..
  2. Electrochemical Method for Viable Pathogen Detection
    ADRIAN DENVIR; Fiscal Year: 2006
    ..is to develop a new, automated system for the rapid detection of bacterial contamination (especially Escherichia coli O157:H7) in meat and meat products...
  3. Salmonella Vaccines Against Bacterial Enteropathogens
    Roy Curtiss; Fiscal Year: 2010
    ..8 (WHO) to 2.2 (UNESCO) million are due to infections with enteric pathogens including Salmonella, Escherichia coli and Shigella sp., and other entero-pathogens such as Yersinia sp...
  4. Colitis Induced by immune responses to luminal bacteria-mouse
    RYAN BALFOUR SARTOR; Fiscal Year: 2010
    ..Selective colonization of germ-free IL-10-/- mice with Escherichia coli or Enterococcus faecalis induces different phenotypes of colitis for each bacteria. E. coli and E...
  5. ANALYSIS OF THE E COLI HEMOLYSIN AND RELATED TOXINS
    RODNEY WELCH; Fiscal Year: 1993
    A family of exotoxins (RTX) produced by a variety of important human and animal pathogens, such as Escherichia coli, Bordetella pertussis, Actinobacillus actinomycetemcomitans and Pasteurella haemolytica has been recently recognized...
  6. SHIGA-LIKE TOXIN OF ESCHERICHIA COLI
    ALISON O BRIEN; Fiscal Year: 1992
    b>Escherichia coli can cause diarrhea by several distinct mechanisms. A newly recognized group of E. coli cause hemorrhagic colitis and the hemolytic uremic syndrome. These enterohemorrhagic E...
  7. REGULATION OF LIPID METABOLISM IN BACTERIA
    Charles O Rock; Fiscal Year: 2011
    ..The basic blueprint for bacterial membrane lipid biosynthesis is established by decades of research with Escherichia coli. However, there are numerous and significant differences in lipid metabolism between Gram-positive and Gram-..
  8. Reciprocal Control of Motility and Adherence in UTI
    Harry L Mobley; Fiscal Year: 2010
    ..The most common uropathogen, Escherichia coli, can cause acute cystitis or pyelonephritis in the uncomplicated urinary tract...
  9. REGULATION BY THE ESCHERICHIA COLI SMALL RNA, DSRA
    DARREN SLEDJESKI; Fiscal Year: 2002
    DsrA is a small, stable, untranslated RNA that is conserved between Escherichia coli, Klebsiella pneumoniae, and Salmonella typhimurium. DsrA RNA regulates two different global regulatory networks...
  10. URACIL/DNA REPAIR IN VITRO AND IN VIVO
    DALE MOSBAUGH; Fiscal Year: 1999
    ..to extend their investigations concerning the mechanism and enzymology of uracil-DNA repair in human and Escherichia coli cells...
  11. BIOSYNTHESIS AND FUNCTION OF LIPOPOLYSACCHARIDES
    CHRISTIAN R RAETZ; Fiscal Year: 2010
    ..b>Escherichia coli lipid A is synthesized on the cytoplasmic surface of the inner membrane by a conserved pathway of nine ..
  12. LIPID A MODIFICATION SYSTEMS IN GRAM-NEGATIVE BACTERIA
    CHRISTIAN RAETZ; Fiscal Year: 2009
    ..b>Escherichia coli lipid A is synthesized on the cytoplasmic surface of the inner membrane by a conserved pathway of nine ..
  13. LIPID A MODIFICATION SYSTEMS IN GRAM-NEGATIVE BACTERIA
    CHRISTIAN R RAETZ; Fiscal Year: 2010
    ..b>Escherichia coli lipid A is synthesized on the cytoplasmic surface of the inner membrane by a conserved pathway of nine ..
  14. Physiological response of Escherichia coli to temperature and desiccation stress
    Susan Bornstein Forst; Fiscal Year: 2006
    ..In order to validate use of Escherichia coli (E...
  15. Peptidoglycan Biogenesis in Escherichia Coli
    Thomas G Bernhardt; Fiscal Year: 2010
    ....
  16. Pathogenicity of Shiga Toxin-Producing E. coli
    ALISON O BRIEN; Fiscal Year: 2007
    Enterohemorrhagic Escherichia coli (EHEC) O157:H7 belongs to a subset of Shiga toxin-producing E coli (STEC) that makes Shiga toxin (Stx) type 1 or type 2 (or a variant thereof), or both toxins, harbors pO157 (or a related plasmid) and ..
  17. Capsule conjugate vaccines against ETEC and Campylobacter
    Patricia Guerry; Fiscal Year: 2010
    ..The hypothesis of this proposal is that multivalent vaccines can be generated against enterotoxigenic Escherichia coli (ETEC) and Campylobacter jejuni by conjugation of LTB and antigenically distinct colonization factor antigens ..
  18. DNA METHYLATION AND PILI GENE REGULATION
    David Low; Fiscal Year: 2006
    ..and PapI orchestrate the reversible switch between OFF and ON Pap pili expression states in uropathogenic Escherichia coli (UPEC)...
  19. GENETIC ANALYSIS OF CHOLERA TOXIN STRUCTURE AND FUNCTION
    Randall Holmes; Fiscal Year: 2007
    ..Cholera caused by Vibrio cholerae and watery diarrhea caused by enterotoxigenic Escherichia coli (ETEC) cause substantial morbidity and mortality worldwide, and ETEC accounts for up to 20% of diarrhea cases ..
  20. Maneuvering of Macrophage Function By Escherichia coli K1
    PRASADARAO V NEMANI; Fiscal Year: 2010
    Bacterial meningitis due to Escherichia coli K1 is a serious illness of the central nervous system. It is the most common pathogen causing meningitis in premature infants (46%)...
  21. Rho-Modifying Cytotoxic Necrotizing Factor of E. coli
    ALISON O BRIEN; Fiscal Year: 2009
    ..CNF1 and a membrane-lytic toxin, hemolysin (Hly), are often coexpressed by Escherichia coli strains that cause urinary tract infections (UTIs), i.e., cystitis or pyelonephritis, or acute prostatitis...
  22. E COLI TRANSLOCATION ACROSS INTESTINAL EPITHELIUM
    Michelle Pietzak; Fiscal Year: 2003
    ..D., Dr. Pietzak will continue to pursue her basic investigations into the mechanisms by which Escherichia coli (E. coli) is able to translocate across intestinal epithelium and cause sepsis. E...
  23. Topoisomerases and Chromosome Segregation
    KENNETH MARIANS; Fiscal Year: 2009
    ..term goal of this grant is to understand the events necessary for proper segregation of the newly duplicated Escherichia coli sister chromosomes to a new daughter cell...
  24. VIRUL FACTORS OF UROPATH ESCHERICHIA COLI
    Peter Redford; Fiscal Year: 2003
    b>Escherichia coli is the most common cause of community-acquired urinary tract infections, resulting in an estimated eight million physician visits a year in the United States. It is also a leading cause of nosocomial infections...
  25. Engineering Large scale pathways from organisms to Escherichia coli
    James Liao; Fiscal Year: 2007
    ..technologies for transferring large gene clusters (30-300 kb) from a distantly related microorganism to Escherichia coli such that an entire metabolic pathway can be grafted to the host...
  26. Regulation of the Poly Sialic Virulence Factor
    ERIC ROSS VIMR; Fiscal Year: 2010
    Extraintestinal pathogenic Escherichia coli (ExPEC) are major pathogens in mostly the very young, aged or immunocompromised human population resulting in tens of thousands of deaths each year and billions of dollars in healthcare costs...