Genotyping of Yersinia enterocolitica biotype 1A strains from clinical and nonclinical origins by pulsed-field gel electrophoresis.

abstract：:We examined factors related to the potent antagonistic effect of Escherichia coli and Bacteroides ovatus on Staphylococcus aureus in anaerobic continuous flow cultures. In the presence of sugars fermentable by E. coli alone or both E. coli and S. aureus, motile E. coli strains exerted a potent antagonistic effect and ...

journal_title：Canadian journal of microbiology

authors： Ushijima T,Ozaki Y

更新日期：1988-05-01 00:00:00

abstract：:The PII protein is apparently involved in the control of NifA activity in Herbaspirillum seropedicae. To evaluate the probable role of PII in signal transduction, uridylylation assays were conducted with purified H. seropedicae PII and Escherichia coli GlnD, or a cell-free extract of H. seropedicae as sources of uridy...

journal_title：Canadian journal of microbiology

authors： Benelli EM,Buck M,de Souza EM,Yates MG,Pedrosa FO

更新日期：2001-04-01 00:00:00

abstract：:Bacterial strains and consortia of bacteria have been isolated for their ability to degrade, under anaerobic conditions, homocyclic monoaromatic compounds, such as phenolic compounds, methylbenzenes, and aminobenzenes. As opposed to aerobic conditions where these compounds are degraded via dihydroxyl intermediates int...

journal_title：Canadian journal of microbiology

authors： Villemur R

更新日期：1995-10-01 00:00:00

abstract：:The immune benefits associated with the optimal intake of dietary fatty acids are widely known. The objective of the present investigation was to elucidate the role of omega-3 polyunsaturated fatty acids (n-3 PUFA) food source on acute pneumonia induced by Klebsiella pneumoniae. Three different n-3 PUFA preparations (...

journal_title：Canadian journal of microbiology

authors： Sharma S,Chhibber S,Mohan H,Sharma S

更新日期：2013-07-01 00:00:00

abstract：:From electron-microscopical observations, a decreased metabolic activity in 3-day-old Candida albicans chlamydospores was suggested, and progressive deterioration in chlamydospores aged 2-8 months was shown. Oxygen utilization by chlamydospore-pseudomycelium (CSP) preparations was less than that by yeast, while 3-day-...

journal_title：Canadian journal of microbiology

authors： Miller SE,Finnerty WR

更新日期：1979-06-01 00:00:00

abstract：:Farnesol, a quorum sensing (QS) signal, is produced by Candida albicans during high density growth and has been found to inhibit morphogenesis. This QS auto-inducing signal was discovered to increase amino acid incorporation by C. albicans when concentrations of farnesol increased to 10 microg/mL in yeast nitrogen bro...

journal_title：Canadian journal of microbiology

authors： Braun PC

更新日期：2005-08-01 00:00:00

abstract：:Nodulation of Pisum sativum cv. Afghanistan by Rhizobium leguminosarum strain Tom can be blocked by the nonnodulating R. leguminosarum strain PF2. This system was used to study the dynamics of rhizobial binding to seedling root surfaces. Appreciable numbers of 35S-labeled rhizobia bound to the root surface within 2h a...

journal_title：Canadian journal of microbiology

authors： Broughton WJ,van Egeraat AW,Lie TA

更新日期：1980-04-01 00:00:00

abstract：:A Gram-negative aerobic bacterium, designated as JN8, was isolated from activated sludge and soil in a pesticides factory in China. It was found that JN8 had a high capacity for degrading a broad range of type II pyrethroids and utilizing these pyrethroids as the sole carbon source for cell growth. The degradation rat...

journal_title：Canadian journal of microbiology

authors： Jin Z,Guo Q,Zhang Z,Yan T

更新日期：2014-08-01 00:00:00

abstract：:Cultures of Bacillus subtilis lysogenic for the temperature bacteriophage SP beta release "betacin", a bacteriocinlike substance that inhibits B. subtilis strains which do not carry this phage. Production of betacin is blocked by mutations in the bet gene on the prophage and a second phage gene, tol, is apparently inv...

journal_title：Canadian journal of microbiology

authors： Hemphill HE,Gage I,Zahler SA,Korman RZ

更新日期：1980-11-01 00:00:00

abstract：:Using a well tested antibody specific for 3-hydroxy oxylipins, we mapped the presence of these oxylipins in selected Cryptococcus (Filobasidiella) species. Immunofluorescence microscopy studies revealed that these compounds are deposited on cell wall surfaces, appendages, and collarettes. In vitro studies revealed tha...

journal_title：Canadian journal of microbiology

authors： Sebolai OM,Pohl CH,Botes PJ,van Wyk PW,Mzizi R,Swart CW,Kock JL

更新日期：2008-02-01 00:00:00

abstract：:Using both fluorescent labelled toxin and antibody--secondary antibody techniques, the Bacillus sphaericus toxin was found to bind strongly to susceptible Culex quinquefasciatus cells, but far less strongly to cells of insensitive insects. An insensitive clone of the C. quinquefasciatus cell line was discovered which ...

journal_title：Canadian journal of microbiology

authors： Davidson EW,Shellabarger C,Meyer M,Bieber AL

更新日期：1987-11-01 00:00:00

abstract：:Ninety-five fecal samples from Atlantic cod (Gadus morhua L.), caught along the northern Norwegian coast, were examined bacteriologically for occurrence of C. perfringens. Isolates were examined by polymerase chain reaction (PCR) for genes encoding the four lethal toxins (alpha, beta, epsilon, and iota) for classifica...

journal_title：Canadian journal of microbiology

authors： Aschfalk A,Müller W

更新日期：2002-04-01 00:00:00

abstract：:Polynucleotide sequences among 24 motile and 11 non-motile aeromonads were studied by analysis of deoxyribonucleic acid - deoxyribonucleic acid (DNA-DNA) duplexes with endonuclease S1. In addition, DNA base composition (mole % guanine and cytosine (G + C)) and relative genome sizes were determined for selected strains...

journal_title：Canadian journal of microbiology

authors： MacInnes JI,Trust TJ,Crosa JH

更新日期：1979-05-01 00:00:00

abstract：:The activities of isocitrate lyase, esterase, and lipase by the psychrotrophic Acinetobacter sp. strain HH1-1 were monitored during incubation at 25 degreesC, 5 degreesC, and after a 25 degreesC to 5 degreesC down shift in growth temperature. During growth at 25 degreesC, isocitrate lyase activity was detected in cell...

journal_title：Canadian journal of microbiology

authors： Barbaro SE,Trevors JT,Inniss WE

更新日期：2001-03-01 00:00:00

abstract：:Environmental factors influencing the occurrence and community structure of soil yeasts in forests are not well studied. There are few studies dedicated to Southern Hemisphere soil yeasts populations and even fewer focused on temperate forests influenced by volcanic activity. The present work aimed to study the ecolog...

journal_title：Canadian journal of microbiology

authors： Mestre MC,Fontenla S,Rosa CA

更新日期：2014-06-01 00:00:00

abstract：:The possibility of using the volatile-producing fungus Muscodor albus for biofumigation against building molds was investigated. Several species of Aspergillus and Penicillium as well as fungi belonging to nine other genera were inhibited or killed in vitro by volatiles produced by potato dextrose agar or rye grain cu...

journal_title：Canadian journal of microbiology

authors： Mercier J,Jiménez JI

更新日期：2007-03-01 00:00:00

abstract：:Aluminum (Al) toxicity is a major problem affecting soil fertility, microbial diversity, and nutrient uptake of plants. Rhizobia response and legume interaction under Al conditions are still unknown; it is important to understand how to develop and improve legume cultivation under Al stress. In this study, rhizobia re...

journal_title：Canadian journal of microbiology

authors： Artigas Ramírez MD,Silva JD,Ohkama-Ohtsu N,Yokoyama T

更新日期：2018-08-01 00:00:00

abstract：:Approximately 20% of Canada's oil supply now comes from the extraction of bitumen from the oil sands deposits in northeastern Alberta. The oil sands are strip-mined, and the bitumen is typically separated from sand and clays by an alkaline hot water extraction process. The rapidly expanding oil sands industry has mill...

journal_title：Canadian journal of microbiology

authors： Fedorak PM,Coy DL,Salloum MJ,Dudas MJ

更新日期：2002-01-01 00:00:00

abstract：:Phytopathogenic spiroplasmas can multiply in vascular plants and insects. A deeper understanding of this dual-host life could be furthered through the identification by random mutagenesis of spiroplasma genes required. The ability of the EZ::TN™ Tnp transposome™ system to create random insertional mutations i...

journal_title：Canadian journal of microbiology

authors： Mutaqin K,Comer JL,Wayadande AC,Melcher U,Fletcher J

更新日期：2011-06-01 00:00:00

abstract：:Through gas chromatography - mass spectrometry, the presence of oxylipins, mainly 3-hydroxy 9:1 and 3-hydroxy 10:1, was detected in Saccharomycopsis fermentans, Saccharomycopsis javanensis, and Saccharomycopsis vini. The distribution of these compounds was mapped using immunofluorescence microscopy, and they were foun...

journal_title：Canadian journal of microbiology

authors： Sebolai OM,Kock JL,Pohl CH,Botes PJ,Strauss CJ,Van Wyk PW,Nigam S

更新日期：2005-07-01 00:00:00

abstract：:The IncHII plasmid pHH1508a (208 kilobases) encodes resistance to potassium tellurite, trimethoprim, and streptomycin. Conjugative pili encoded by pHH1508a were isolated, purified, and used for preparation of anti-H pilus antiserum. Immuno-gold labelling experiments using H pilus specific antiserum showed that antigen...

journal_title：Canadian journal of microbiology

authors： Yan W,Taylor DE

更新日期：1989-02-01 00:00:00

abstract：:Effects of temperature and anaerobic conditions on the replication of two bacteriophages, nt-1 and nt-6, of the estuarine bacterium Vibrio natriegens were studied. Reduction in temperature resulted in longer latent periods and reduced burst sizes for both phages. Replication under anaerobic conditions resulted in long...

journal_title：Canadian journal of microbiology

authors： Zachary A

更新日期：1978-03-01 00:00:00

abstract：:A mesophilic anaerobe, a member of the Bacteroidaceae family (NRC2248), isolated from a cellulose-enrichment culture, digested untreated Whatman cellulose powder and HCl-treated cotton battings while producing hydrogen, carbon dioxide, cellobiose, glucose, and acetic acid as the sole volatile acid. This organism also ...

journal_title：Canadian journal of microbiology

authors： Saddler JN,Khan AW

更新日期：1979-12-01 00:00:00

abstract：:The introduction of the 7-valent pneumococcal vaccine (PCV7) in Canada was very effective in reducing invasive pneumococcal disease (IPD) in children; however, increases of non-PCV7 serotypes have subsequently offset some of these reductions. A 13-valent pneumococcal vaccine (PCV13) targeting additional serotypes was ...

journal_title：Canadian journal of microbiology

authors： Demczuk WH,Martin I,Griffith A,Lefebvre B,McGeer A,Lovgren M,Tyrrell GJ,Desai S,Sherrard L,Adam H,Gilmour M,Zhanel GG,Toronto Bacterial Diseases Network.,Canadian Public Health Laboratory Network.

更新日期：2013-12-01 00:00:00

abstract：:Intestinal infections are a major cause of mortality in domestic rabbits. Although a few pathogenic organisms have been associated with this type of infection, it is often impossible to demonstrate the presence of any etiologic agents. Recently viral particles were observed in the intestine of diseased rabbits submitt...

journal_title：Canadian journal of microbiology

authors： Lapierre J,Marsolais G,Pilon P,Descôteaux JP

更新日期：1980-10-01 00:00:00

abstract：:Marine shrimp of the species Penaeus monodon were collected from the coastal region (Haroa) of the deltaic Sundarbans of West Bengal, India during the premonsoon period in 1996. Klebsiella pneumoniae was isolated from the alimentary canal and gills of the shrimp as the sole isolate. All 10 isolated strains were resist...

journal_title：Canadian journal of microbiology

authors： Choudhury P,Kumar R

更新日期：1998-02-01 00:00:00

abstract：:We compared the bacterial communities in the larval midgut of field and laboratory populations of a polyphagous pest, the cotton bollworm (Helicoverpa armigera), using denaturing gradient gel electrophoresis (DGGE) of amplified 16S rDNA sequences and 16S library sequence analysis. DGGE profiles and 16S rDNA library se...

journal_title：Canadian journal of microbiology

authors： Xiang H,Wei GF,Jia S,Huang J,Miao XX,Zhou Z,Zhao LP,Huang YP

更新日期：2006-11-01 00:00:00

abstract：:Saccharomyces cerevisiae is a good model with which to study the effects of morphologic differentiation on the ecological behaviour of fungi. In this work, 33 morphologic mutants of a natural strain of S. cerevisiae, obtained with UV mutagenesis, were selected for their streak shape and cell shape on rich medium. Two ...

journal_title：Canadian journal of microbiology

authors： Barberio C,Bianchi L,Pinzauti F,Lodi T,Ferrero I,Polsinelli M,Casalone E

更新日期：2007-02-01 00:00:00

abstract：:Fusaproliferin (FP), a toxic metabolite of the world-wide maize pathogens Fusarium proliferatum and Fusarium subglutinans, was recently found to be a natural contaminant of maize. Its toxic activity on haematopoietic human cell lines and its teratogenic effects on chicken embryos has been recently proved. Therefore a ...

journal_title：Canadian journal of microbiology

authors： Monti SM,Fogliano V,Randazzo G,Peluso G,Logrieco A,Ritieni A

更新日期：1999-01-01 00:00:00

abstract：:The 16S-23S rDNA spacer of the type strain (ATCC 35879) of Xylella fastidiosa was amplified by PCR, cloned, and sequenced. The spacer sequence (455 bp) contains two tRNA (tRNA(ala) and tRNA(ile)) genes. Identical tRNA genes were also found in the 16S-23S spacer sequences of all the 51 strains of X. fastidiosa retrieve...

journal_title：Canadian journal of microbiology

authors： Chen J,Banks D,Jarret RL,Jones JB

更新日期：2000-12-01 00:00:00