Evidence-based validation of quorum quenching from Lysinibacillus sphaericus and Geobacillus sp. in bioremediation of oil sludge.

abstract：:Pyrenocine A, a phytotoxin produced by Pyrenochaeta terrestris (Hansen) Gorenz, Walker and Larson, possesses general antibiotic activity against plants, fungi, and bacteria. Effective doses for 50% inhibition (ED50s) are 4 micrograms/mL for onion seedling elongation; 14, 20, 20, and 25 micrograms/mL for the germinatio...

journal_title：Canadian journal of microbiology

authors： Sparace SA,Reeleder RD,Khanizadeh S

更新日期：1987-04-01 00:00:00

abstract：:Evidence has shown that individuals exposed to indoor toxic molds for extended periods of time have elevated risk of developing numerous respiratory illnesses. It is not clear at the cellular level what impact mold exposure has on the immune system. Herein, we show that 2 fungal volatiles (E)-2-octenal and oct-1-en-3-...

journal_title：Canadian journal of microbiology

authors： Hokeness K,Kratch J,Nadolny C,Aicardi K,Reid CW

更新日期：2014-01-01 00:00:00

abstract：:Rhizobacteria promote and have beneficial effects on plant growth, making them useful to agriculture. Nevertheless, the rhizosphere of the chickpea plant has not been extensively examined. The aim of the present study was to select indole-3-acetic acid (IAA) producing rhizobacteria from the rhizosphere of chickpea pla...

journal_title：Canadian journal of microbiology

authors： Fierro-Coronado RA,Quiroz-Figueroa FR,García-Pérez LM,Ramírez-Chávez E,Molina-Torres J,Maldonado-Mendoza IE

更新日期：2014-10-01 00:00:00

abstract：:From the four known isoforms of the staphylococcal exfoliative toxins (ETs), only ETA and ETB are the major causative agents. General knowledge is that the gene for ETA is located on the chromosome, whereas that for ETB is located on a large plasmid. Yoshizawa and co-workers (2000, Microbiol. Immunol. 44(3): 189-191) ...

journal_title：Canadian journal of microbiology

authors： Sahin F,Karasartova D,Özsan TM,Kiyan M,Karahan CZ,Tekeli A

更新日期：2013-04-01 00:00:00

abstract：:HI plasmids are distinguished by their thermosensitive mode of conjugation (transfer efficiency is optimal at 22-30 degrees C) and their capacity to encode multiple antibiotic resistance. These traits have implicated HI plasmids as potential vectors in the dissemination of antibiotic resistance among pathogenic and in...

journal_title：Canadian journal of microbiology

authors： Maher D,Taylor DE

更新日期：1993-06-01 00:00:00

abstract：:A proline dehydrogenase which catalyzes the nicotinamide adenine dinucleotide (NAD) dependent oxidation of proline and the NADH-dependent reduction of delta 1-pyrroline 5-carboxylic acid (PCA) was purified from extracts of Clostridium sporogenes. Following purification, only one protein band was found on analytical po...

journal_title：Canadian journal of microbiology

authors： Monticello DJ,Costilow RN

更新日期：1981-09-01 00:00:00

abstract：:Thirty Haemophilus strains and six Actinobacillus strains, all of porcine origin, were examined for their biochemical reactivity on API 20E and API ZYM test strips using dense cell suspensions (supplemented with NAD as appropriate) as strip inocula. When combined with a test for V-factor dependency, the use of both st...

journal_title：Canadian journal of microbiology

authors： O'Reilly T,Rosendal S,Niven DF

更新日期：1984-10-01 00:00:00

abstract：:A quantitative and qualitative survey of the indigenous Endogone population in wheat field soil and vesicular-arbuscular mycorrhiza in wheat roots as influenced by season and by the stage of development of the wheat plant was made. The number of Endogone spores in wheat field soil remained relatively unchanged in win...

journal_title：Canadian journal of microbiology

authors： Saif SR,Khan AG

更新日期：1975-07-01 00:00:00

abstract：:In a previous study it was shown that the number of wood-inhabiting bacteria was drastically reduced after colonization of beech (Fagus sylvatica) wood blocks by the white-rot fungus Hypholoma fasciculare, or sulfur tuft (Folman et al. 2008). Here we report on the mechanisms of this fungal-induced antibacterial activi...

journal_title：Canadian journal of microbiology

authors： de Boer W,Folman LB,Gunnewiek PJ,Svensson T,Bastviken D,Oberg G,del Rio JC,Boddy L

更新日期：2010-05-01 00:00:00

abstract：:Asexual sporulation in the fungus Aspergillus nidulans is controlled, in part, by a central regulatory pathway composed of the brlA, abaA, and wetA genes. The coding region of each of these genes was fused, in frame, to the threonine-inducible alcohol dehydrogenase promotor then stably incorporated into the A. nidulan...

journal_title：Canadian journal of microbiology

authors： Sewall TC

更新日期：1994-12-01 00:00:00

abstract：:Methanol extracts were obtained from L. interrogans serovars icterohaemorrhagiae and canicola and L. biflexa serovar patoc. Human sera from 167 normal individuals and 40 patients with different infectious diseases tested by complement fixation tests showed negative reactions. Sera from 100 patients with a suspicion of...

journal_title：Canadian journal of microbiology

authors： Koury MC,Cisalpino EO,Rangel Hde A

更新日期：1991-06-01 00:00:00

abstract：:We partially purified and characterized the cytochrome aa3 from the facultatively aerobic and hyperthermophilic archaeon Pyrobaculum oguniense. This cytochrome aa3 showed oxygen consumption activity with N, N, N', N'-tetramethyl-1,4-phenylenediamine and ascorbate as substrates, and also displayed bovine cytochrome c o...

journal_title：Canadian journal of microbiology

authors： Nunoura T,Sako Y,Wakagi T,Uchida A

更新日期：2005-08-01 00:00:00

abstract：:The effects of selected culture conditions on production of Shiga-like toxin-II variant by an edema disease strain of Escherichia coli (412) and E. coli TB1 (pCG6) containing the cloned genes for Shiga-like toxin-II variant were examined. Incubation time, culture media, incubation temperature, starting pH of the cultu...

journal_title：Canadian journal of microbiology

authors： MacLeod DL,Gyles CL

更新日期：1989-06-01 00:00:00

abstract：:The open reading frame pp0053, which has a high homology with the sequence of mitochondrial sulfide dehydrogenase (HMT2) conferring cadmium tolerance in fission yeast, was amplified from Pseudomonas putida KT2440 and expressed in Escherichia coli JM109(DE3). The isolated and purified PP0053-His showed absorption spect...

journal_title：Canadian journal of microbiology

authors： Shibata H,Kobayashi S

更新日期：2006-08-01 00:00:00

abstract：:Vero cells were more suitable then BHK-21 cells for the detection of rubella-specific IgG antibodies because the nonspecific fluorescence was minimal. However, BHK-21 cells were found more sensitive than Vero cells for the detection of rubella-specific IgM antibodies. ...

journal_title：Canadian journal of microbiology

authors： Payment P,Roy L,Gilker JC,Chagnon A

更新日期：1975-03-01 00:00:00

abstract：:Three strains, Rhodotorula rubra, Rhodotorula glutinis, and Candida zeylanoides, isolated from fish, were tested for the expression of putative tissue colonization factors. All strains were able to bind collagen type I, fibronectin, and laminin to various degrees after growing on various solid and broth media, while t...

journal_title：Canadian journal of microbiology

authors： Vázquez-Juárez R,Ascencio F,Andlid T,Gustafsson L,Wadström T

更新日期：1993-12-01 00:00:00

abstract：:Surface oxidation of sulfides and copper (Cu) activation are 2 of the main processes that determine the efficiency of flotation. The present study was developed with the intention to ascertain the role of the phenomena in the biomodification of sulfides by Acidithiobacillus ferrooxidans culture (cells and growth me...

journal_title：Canadian journal of microbiology

authors： Pecina-Treviño ET,Ramos-Escobedo GT,Gallegos-Acevedo PM,López-Saucedo FJ,Orrantia-Borunda E

更新日期：2012-09-01 00:00:00

abstract：:Several restriction systems were detected in different strains of Streptomyces antibioticus by using actinophages as biological indicators. Adsorption of phages to the bacteria, together with the study of the efficiency of plating gave an initial indication of restriction in three strains. The alternation of efficienc...

journal_title：Canadian journal of microbiology

authors： Sànchez J,Barbès C,Hernandez A,de los Reyes Gavilàn CR,Hardisson C

更新日期：1985-10-01 00:00:00

abstract：:The initial cause of the cessation of patulin biosynthesis in submerged cultures of Penicillium urticae was sought. The extrinsic limitations to patulin biosynthesis in fermentor cultures were successfully removed and kinetic profiles of the metabolites of the pathway and of three pathway enzymes were determined over ...

journal_title：Canadian journal of microbiology

authors： Neway J,Gaucher GM

更新日期：1981-02-01 00:00:00

abstract：:Lymphocytic choriomeningitis virus could be demonstrated earlier in mice inoculated with clinical specimens if the mice were sacrificed before they appeared sick for examination by the fluorescent antibody technique. In the procedure, the optimal route for inoculation was intracerebral and the best organ tested for st...

journal_title：Canadian journal of microbiology

authors： Lewis VJ,Thacker WL,Mitchell SH

更新日期：1976-11-01 00:00:00

abstract：:Considering the medical, biotechnological, and economical importance of actinobacteria, there is a continuous need to improve the tools for genetic engineering of a broad range of these microorganisms. Intergeneric conjugation has proven to be a valuable yet imperfect tool for this purpose. The natural resistance of m...

journal_title：Canadian journal of microbiology

authors： Allard N,Garneau D,Poulin-Laprade D,Burrus V,Brzezinski R,Roy S

更新日期：2015-08-01 00:00:00

abstract：:Examination of immune complexes between cells of Streptococcus mutans and homologous antiserum by the techniques of thin-sectioning and freeze-etching revealed that the cells were embedded within and extensive matrix 80-90 nm thick with defined boundaries. ...

journal_title：Canadian journal of microbiology

authors： Emyanitoff RG,Rucinsky TE,Birdsell DC

更新日期：1976-06-01 00:00:00

abstract：:Conidia of Torula caligans (Batista & Upadhyay) M. B. Ellis comb.nov. and T. terrestris Misra were examined by transmission- and scanning-electron microscopy. Torula caligans produced four-celled conidia in which the central cells were distinctly larger than the basal and apical cells. Conidia of T. terrestris were 4-...

journal_title：Canadian journal of microbiology

authors： Ellis DH,Griffiths DA

更新日期：1975-12-01 00:00:00

abstract：:In mycetomes of leafhoppers, Helochara communis, ultrastructural and histochemical studies revealed that spheroplast symbiotes (t-symbiotes) were converted to 'a-symbiotes' (so-called), with apparent loss of DNA--a phenomenon reminiscent of rhizobium-bacteroid conversion in certain legume nodules. Additional t-symbiot...

journal_title：Canadian journal of microbiology

authors： Chang KP,Musgrave AJ

更新日期：1975-02-01 00:00:00

abstract：:Our freshwater caulobacter collection contains about 40 strains that are morphologically similar to Caulobacter crescentus. All elaborate a crystalline protein surface (S) layer made up of protein monomers 100-193 kDa in size. We conducted a comparative study of S-layer secretion in 6 strains representing 3 size group...

journal_title：Canadian journal of microbiology

authors： Iuga M,Awram P,Nomellini JF,Smit J

更新日期：2004-09-01 00:00:00

abstract：:Cellobiose transport by the cellulolytic ruminal anaerobe Fibrobacter (Bacteroides) succinogenes was measured using randomly tritiated cellobiose. When assayed at the same concentration (1 mM), total cellobiose uptake was one-fourth to one-third that of total glucose uptake. The abilities of F. succinogenes to transpo...

journal_title：Canadian journal of microbiology

authors： Maas LK,Glass TL

更新日期：1991-02-01 00:00:00

abstract：:The deoxyribonucleic acid (DNA) of 36 isolates of Caryophanon latum and 3 isolates designated Caryophanon tenue, obtained from geographically diverse regions, has been examined for guanine plus cytosine (mol % G+C) base composition, genome size, and for relative reassociation levels. The isolates were found to be homo...

journal_title：Canadian journal of microbiology

authors： Adcock KA,Seidler RJ,Trentini WC

更新日期：1976-09-01 00:00:00

abstract：:Mutants of Salmonella typhimurium with defects in the heptose region of the lipopolysaccharide (LPS) molecule (heptose-deficient, chemotype Re) leak periplasmic enzymes (acid phosphatase (EC 3.1.3.2), cyclic phosphodiesterase, ribonuclease I (EC 3.1.4.22), and phosphoglucose isomerase (EC 5.3.1.9) (PGI is at least par...

journal_title：Canadian journal of microbiology

authors： Chatterjee AK,Ross H,Sanderson KE

更新日期：1976-10-01 00:00:00

abstract：:Methanospirillum hungatei strains GP1 and JF1 when exposed to the adenosinetriphosphatase inhibitor N,N'-dicyclohexylcarbodiimide experienced a marked decline in growth rates, methane synthesis activities, and intracellular ATP concentrations. Although growth was inhibited, the intracellular ATP concentrations of all ...

journal_title：Canadian journal of microbiology

authors： Sprott GD,Jarrell KF

更新日期：1982-08-01 00:00:00

abstract：:The effects of inhibition of protein synthesis on the cell size distributions of rel+ and relA- derivatives of Escherichia coli K-12 were determined. Amino acid deprivation resulted in a reduction in the cell sizes of rel+ strains but not of relA- strains. Treatment with chloramphenicol (CAM) did not alter the size di...

journal_title：Canadian journal of microbiology

authors： Ishiguro EE,Ramey WD

更新日期：1978-06-01 00:00:00