Effect of 3-O-methyl-D-glucose on the production of glycosidases by Cryptococcus laurentii and Saccharomyces cerevisiae.

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：:The presence of killer and proteolytic yeasts was studied among 944 isolates representing 105 species from tropical yeast communities. We found 13 killer toxin producing species, with Pichia kluyveri being the most frequent. Other killer yeast isolates were Candida apis, Candida bombicola, Candida fructus, Candida kru...

journal_title：Canadian journal of microbiology

authors： Abranches J,Morais PB,Rosa CA,Mendonça-Hagler LC,Hagler AN

更新日期：1997-04-01 00:00:00

abstract：:The repair of DNA damage caused by ultraviolet radiation (UVR) is well understood in both lower and higher organisms. Genetic studies carried out at optimum temperature for growth, 37 °C in Escherichia coli, have revealed the major pathways of DNA repair. We show that E. coli cells grown at 20 °C are more sensitive to...

journal_title：Canadian journal of microbiology

authors： Mangoli S,Rath D,Goswami M,Jawali N

更新日期：2014-05-01 00:00:00

abstract：:Melanin biosynthesis in Verticillium dahliae Kleb, was studied with mutants deficient for normal black melanin or for production of microsclerotia. Seven genetically different mutants had apparent blocks in melanin biosynthesis. Four mutants (brm-1 to -4) produced brown microsclerotia and extruded pigments into media;...

journal_title：Canadian journal of microbiology

authors： Bell AA,Puhalla JE,Tolmsoff WJ,Stipanovic RD

更新日期：1976-06-01 00:00:00

abstract：:The effects of the Clostridium difficile toxin were examined in HeLa and mouse adrenal tumor (MAT) cells. Cytotoxicity was evaluated by vital dye exclusion and 51Cr release. In both HeLa and MAT cells, C. difficile toxin caused rounding of virtually 100% of cells. This rounding was distinguishable from rounding produc...

journal_title：Canadian journal of microbiology

authors： Gurwith MJ,Langston C,Dunsmore B

更新日期：1982-01-01 00:00:00

abstract：:The gene for a type IIo IgG-binding protein has previously been cloned and sequenced. The approximately 60,000 M(r) recombinant gene product binds all four human IgG subclasses and fibrinogen. Treatment of this recombinant protein with CNBr results in generation of a series of fragments. One fragment, an approximately...

journal_title：Canadian journal of microbiology

authors： Tsivitse M,Boyle MD

更新日期：1996-11-01 00:00:00

abstract：:Numbers of viable bacteria as indicated by colony-forming units (CFU), microbial adenosine triphosphate levels, dissolved organic carbon (DOC), particulate organic carbon and nitrogen (POC and PON), glucose concentration, heterotrophic potential (Vmax), and in situ heterotrophic activity (Vn) of near-surface microlaye...

journal_title：Canadian journal of microbiology

authors： Dietz AS,Albright LJ,Tuominen T

更新日期：1976-12-01 00:00:00

abstract：:The purpose of this study was to evaluate experimentally the immunogenicity in rabbits of rubella subunits adsorbed to the adjuvant Quil A. The adsorbed viral proteins form structurally defined ImmunoStimulating COMplexes (ISCOMs). Rubella ISCOMs were tested for their capacity to induce neutralizing and hemagglutinati...

journal_title：Canadian journal of microbiology

authors： Trudel M,Nadon F,Séguin C,Payment P

更新日期：1988-12-01 00:00:00

abstract：:A visual micromethod for measuring antifungal effects on germination and growth is described. The antifungal agent griseofulvin and the fungus Trichophyton mentagrophytes were used as materials to compare the micromethod with a standard assay based on dry mycelial weight. The micromethod was more sensitive than the we...

journal_title：Canadian journal of microbiology

authors： Kerbs S,Hutton RD,Hollister JW

更新日期：1978-05-01 00:00:00

abstract：:The susceptibility of congenitally immunodeficient mice to a nonencapsulated strain of Cryptococcus neoformans (strain M7) was evaluated. Gnotobiotic mice with defined congenital defects in innate immunity (beige) or cell-mediated immunity (athymic) or with combined defects in innate and cellular immunity (beige athym...

journal_title：Canadian journal of microbiology

authors： Salkowski CA,Balish E

更新日期：1991-11-01 00:00:00

abstract：:Among nine eluents tested, 0.5% (w/v) isoelectric casein at pH 9.0 and 0.5% (w/v) non-fat dry milk (pH 9.0) were the most efficient in eluting poliovirus type 1 (Sabin) from Eustis fine sand. However, no significant difference was found between the overall (elution followed by concentration) virus recoveries by non-fa...

journal_title：Canadian journal of microbiology

authors： Bitton G,Charles MJ,Farrah SR

更新日期：1979-08-01 00:00:00

abstract：:Natural enrichments of magnetotactic bacteria were used to study the sites where heavy metals accumulate in uncultured bacteria. Most bacteria obtained by magnetic concentration from these enrichments contained, in addition to the magnetosomes, large phosphorus-rich granules in the cytoplasm. Metal (Zn, Mn, Sr, Cd, Al...

journal_title：Canadian journal of microbiology

authors： Keim CN,Lins U,Farina M

更新日期：2001-12-01 00:00:00

abstract：:Brachiaria, predominantly an African genus, contains species, such as B. brizantha, an apomictic C4 grass, that are commercially important forage grasses in tropical America, where they now cover about 55 million hectares. From B. brizantha accession CIAT 6780, we isolated an endophytic fungus that may be economically...

journal_title：Canadian journal of microbiology

authors： Kelemu S,White JF Jr,Muñoz F,Takayama Y

更新日期：2001-01-01 00:00:00

abstract：:Alkaline phosphatase (APase) was present in the bovine rumen in both cell-free and cell-associated states and levels of the enzyme varied with dietary regime. Reaction product deposition showed that the enzyme was associated with the mixed bacterial population. No enzyme was observed to be associated with protozoa. Tr...

journal_title：Canadian journal of microbiology

authors： Cheng KJ,Hironaka R,Costerton JW

更新日期：1976-05-01 00:00:00

abstract：:Fetal bovine serum (FBS) is a necessary constituent of the culture media employed to foster the growth of Trypanosoma cruzi epimastigote forms. In different laboratories, the serum is used at final concentrations of 5 or 10%. We have normally supplemented the complex medium with 10% FBS. Under this condition we have d...

journal_title：Canadian journal of microbiology

authors： Racagni G,de Lema MG,Hernández G,Machado-Domenech EE

更新日期：1995-10-01 00:00:00

abstract：:Using a gene fusion approach, hybrid proteins were created by linking alkaline phosphatase (PhoA) or a cellulase reporter (delta CenA) to four large N-terminal portions of the Caulobacter crescentus surface (S)-layer protein (RsaA; 1026 amino acids). Three of the sites (amino acids 189, 220, 315) were selected on the ...

journal_title：Canadian journal of microbiology

authors： Bingle WH,Smit J

更新日期：1994-09-01 00:00:00

abstract：:The synergistic interactions between Pseudomonas aeruginosa and virulent or attenuated murine cytomegalovirus (MCMV) were compared in vivo. Virulent MCMV challenge at a dose of 5 X 10(5) pfu/mouse intraperitoneally, followed by intranasal superinfection with 5 X 10(6) cfu/mouse of Pseudomonas aeruginosa after 48 h res...

journal_title：Canadian journal of microbiology

authors： Kournikakis B,Babiuk LA

更新日期：1987-10-01 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：:The microbial community plays an important role in soil nutrient cycles and energy transformations in alpine grassland. In this study, we investigated the composition of the soil microbial community collected from alpine cold swamp meadow (ASM), alpine cold meadow (AM), and alpine cold desert steppe (ADS) within the B...

journal_title：Canadian journal of microbiology

authors： Shao K,Gao G

更新日期：2018-03-01 00:00:00

abstract：:The effect of carbon starvation on the stress-resistant responses of a p-nitrophenol-mineralizing Moraxella strain was examined in both buffer and river water samples. The Moraxella strain showed optimal stress-resistant responses in a minimal salt buffer when carbon-starved for 1-2 d. In the buffer system, the 1- and...

journal_title：Canadian journal of microbiology

authors： Moore M,Trevors J,Lee H,Leung KT

更新日期：2005-03-01 00:00:00

abstract：:Trace gas uptake by microorganisms controls the oxidative capacity of the troposphere, but little is known about how this important function is affected by changes in soil microbial diversity. This article bridges that knowledge gap by examining the response of the microbial community-level physiological profiles (CLP...

journal_title：Canadian journal of microbiology

authors： Saavedra-Lavoie J,de la Porte A,Piché-Choquette S,Guertin C,Constant P

更新日期：2020-04-01 00:00:00

abstract：:Many studies on quorum quenching focus on the discovery and characterization of novel acyl-homoserine lactonases (AHL-lactonases) because these enzymes could be used in the control of diseases caused by Gram-negative bacteria. The effects of quorum quenching are also remarkable in the performance of bacterial consorti...

journal_title：Canadian journal of microbiology

authors： Gómez-Garzón C,Dussán J

更新日期：2017-01-01 00:00:00

abstract：:An anaerobic consortium that carboxylated and dehydroxylated phenol to benzoate, and 2-cresol to 3-methylbenzoic acid, under methanogenic conditions was studied. Phenol induced this transformation activity. Addition of 4-hydroxypyridine or an increase in the concentration of proteose peptone to 0.5% (w/v) delayed the ...

journal_title：Canadian journal of microbiology

authors： Bisaillon JG,Lépine F,Beaudet R,Sylvestre M

更新日期：1993-07-01 00:00:00

abstract：:Bacterial community structure and the effects of several environmental factors on the microbial community distribution were investigated in the sediment of the eutrophic Lake Xuanwu. Profiles of bacterial communities were generated using denaturing gradient gel electrophoresis (DGGE), and the results were interpreted ...

journal_title：Canadian journal of microbiology

authors： Zeng J,Yang LY,Liang Y,Li JY,Xiao L,Jiang LJ,Zhao DY

更新日期：2008-12-01 00:00:00

abstract：:High resolution two-dimensional PAGE was used to analyse protein variation among serotype 1 poliovirus isolates. Viruses isolated from patients with recent histories of vaccination with live attenuated poliovirus were compared with prototype serotype 1 poliovaccine. The nonvaccine Mahoney and Brunenders strains of ser...

journal_title：Canadian journal of microbiology

authors： Cash P

更新日期：1988-06-01 00:00:00

abstract：:Nitrogen-fixing, field-obtained root nodules of the silky green alder were studied by transmission electron microscopy. The nodule endophyte exhibited a prokaryotic cytology and was present in two forms: the hypha(0.3-1.0mum), which was branched and septate, and the vesicle (3-5mum), which was also septate and develo...

journal_title：Canadian journal of microbiology

authors： Lalonde M,Knowles R

更新日期：1975-07-01 00:00:00

abstract：:beta-d-Fructofuranosidase (FFase), an important enzyme of the confectionery and fructose syrup industry, is produced by several microorganisms. However, yeasts are the most used source because of their high sucrose fermentation capacity. In this work, production of FFase was carried out in submerged fermentation using...

journal_title：Canadian journal of microbiology

authors： Venkateshwar M,Chaitanya K,Altaf MD,Hameeda B,Ghopal Reddy M

更新日期：2009-04-01 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：:Heat activation (70 degrees C for 20 min) resulted in alteration in structural proteins and enzymes found in Bacillus cereus spore coats. The three notable changes were increased glycosylation of coat proteins, alteration in polypeptide pattern on sodium dodecyl sulfate - polyacrylamide gels, and an increase in free S...

journal_title：Canadian journal of microbiology

authors： Srivastava OP,Fitz-James PC

更新日期：1981-04-01 00:00:00

abstract：:In the past decade, the large tailings pond (Mildred Lake Settling Basin) on the Syncrude Canada Ltd. lease near Fort McMurray, Alta., has gone methanogenic. Currently, about 60%-80% of the flux of gas across the surface of the tailings pond is methane. As well as adding to greenhouse gas emissions, the production of ...

journal_title：Canadian journal of microbiology

authors： Holowenko FM,MacKinnon MD,Fedorak PM

更新日期：2000-10-01 00:00:00