Diversity and abundance of zoonotic pathogens and indicators in manures of feedlot cattle in Australia.

abstract：:Higher yields of sterigmatocystin were obtained with Aspergillus versicolor than with Bipolaris sorokiniana both in liquid and on solid media. The optimum temperature for sterigmatocystin production by A. versicolor was 27 to 29 degrees C and 23 degrees C for B. sorokiniana. In liquid shake cultures, production of ste...

journal_title：Applied and environmental microbiology

authors： Rabie CJ,Lubben A,Steyn M

更新日期：1976-08-01 00:00:00

abstract：:Psychrophilic, gas vacuolate, heterotrophic bacteria indigenous to sea ice communities in Antarctica have been isolated. Phylogenetic analysis of representative members of these bacteria shows that they belong to the alpha, beta, and gamma Proteobacteria and the Flavobacteria-Cytophaga group. This is the first report ...

journal_title：Applied and environmental microbiology

authors： Gosink JJ,Staley JT

更新日期：1995-09-01 00:00:00

abstract：:The bacterial epiphyte Pseudomonas syringae MF714R was cultured on agar or in broth or collected from colonized leaves; it was then inoculated onto greenhouse-grown bean plants incubated in a growth chamber at low relative humidity or in the field or onto field-grown bean plants. Cells cultured in liquid medium surviv...

journal_title：Applied and environmental microbiology

authors： Wilson M,Lindow SE

更新日期：1993-02-01 00:00:00

abstract：:The bioconversion of sugars present in wood hemicellulose to 2,3-butanediol by Klebsiella pneumoniae grown on high sugar concentrations was investigated. When K. pneumoniae was grown under finite air conditions in the presence of added acetic acid, 50 g of D-glucose and D-xylose per liter could be converted to 25 and ...

journal_title：Applied and environmental microbiology

authors： Yu EK,Saddler JN

更新日期：1983-09-01 00:00:00

abstract：:Malonyl coenzyme A (malonyl-CoA) and methylmalonyl-CoA are the most common extender units for the biosynthesis of fatty acids and polyketides in Streptomyces, an industrially important producer of polyketides. Carboxylation of acetyl- and propionyl-CoAs is an essential source of malonyl- and methylmalonyl-CoAs; theref...

journal_title：Applied and environmental microbiology

authors： Lyu M,Cheng Y,Han X,Wen Y,Song Y,Li J,Chen Z

更新日期：2020-06-02 00:00:00

abstract：:We evaluated the restriction fragment length polymorphism of genomic DNA among 53 strains of the phytopathogenic bacterium Pseudomonas syringae pv. syringae. Twenty-nine strains were isolated from beans, and the rest were isolated from 11 other hosts. Southern blots of DNA digested with EcoRI or HindIII were hybridize...

journal_title：Applied and environmental microbiology

authors： Legard DE,Aquadro CF,Hunter JE

更新日期：1993-12-01 00:00:00

abstract：:Eubacterium lentum is a gram-positive, nonsporeforming, nonmotile, asaccharolytic anaerobe. In the present investigations, 3 E. lentum strains (group E) isolated from rat feces were compared with 30 E. lentum strains (groups A, B, C, and D) previously studied by Macdonald et al. (I. A. Macdonald, J. F. Jellet, D. E. M...

journal_title：Applied and environmental microbiology

authors： Eyssen H,Verhulst A

更新日期：1984-01-01 00:00:00

abstract：:A mesophilic acetogenic bacterium (MPOB) oxidized propionate to acetate and CO(2) in cocultures with the formate- and hydrogen-utilizing methanogens Methanospirillum hungatei and Methanobacterium formicicum. Propionate oxidation did not occur in cocultures with two Methanobrevibacter strains, which grew only with hydr...

journal_title：Applied and environmental microbiology

authors： Dong X,Plugge CM,Stams AJ

更新日期：1994-08-01 00:00:00

abstract：:Pollutant degradation is present mainly in the surface layer of biofilms, and the surface layer is the most vulnerable to impairment by toxic pollutants. In this work, the effects of nanosized TiO2 (n-TiO2) on the average thicknesses of Bacillus subtilis biofilm and on bacterial attachment on different surfaces were i...

journal_title：Applied and environmental microbiology

authors： Zhang P,Guo JS,Yan P,Chen YP,Wang W,Dai YZ,Fang F,Wang GX,Shen Y

更新日期：2018-04-16 00:00:00

abstract：:Two bacteriolytic enzymes were produced when Hartmanella glebae was grown in the presence of both Enterobacter aerogenes and Alcaligenes faecalis. The identification of enzyme I as N-acetylmuramidase was reported earlier. Enzyme II was purified by gel filtration on a Bio-Gel A column. A recovery of 68.76% with 72.3-fo...

journal_title：Applied and environmental microbiology

authors： Hemelt DM,Mares B,Upadhyay JM

更新日期：1979-09-01 00:00:00

abstract：:There is much interest in the use of seed-applied bacteria for biocontrol and biofertilization, and several commercial products are available. However, many attempts to use this strategy fail because the seed-applied bacteria do not colonize the rhizosphere. Mechanisms of rhizosphere colonization may involve active ba...

journal_title：Applied and environmental microbiology

authors： Knox OG,Killham K,Artz RR,Mullins C,Wilson M

更新日期：2004-08-01 00:00:00

abstract：:Resistance to hops is a prerequisite for the capability of lactic acid bacteria to grow in beer and thus cause beer spoilage. Bactericidal hop compounds, mainly iso-alpha-acids, are described as ionophores which exchange H+ for cellular divalent cations, e.g., Mn2+, and thus dissipate ion gradients across the cytoplas...

journal_title：Applied and environmental microbiology

authors： Behr J,Israel L,Gänzle MG,Vogel RF

更新日期：2007-05-01 00:00:00

abstract：:Isolation of amoebae from the surface and internal tissues of edible mushrooms was investigated. Samples tested over a 3-year period included mushrooms cultivated from six geographic localities. Of 168 mushroom surfaces tested, 161 (96%) yielded amoebae. Of 166 samples of internal stalk and cap tissues tested, only 1 ...

journal_title：Applied and environmental microbiology

authors： Napolitano JJ

更新日期：1982-07-01 00:00:00

abstract：:The N-acetylglucosaminidase LytB of Streptococcus pneumoniae is involved in nasopharyngeal colonization and is responsible for cell separation at the end of cell division; thus, ΔlytB mutants form long chains of cells. This paper reports the construction and properties of a defective pneumococcal mutant producing an i...

journal_title：Applied and environmental microbiology

authors： Domenech M,García E

更新日期：2020-05-05 00:00:00

abstract：:The human intestine harbors both lactate-producing and lactate-utilizing bacteria. Lactate is normally present at <3 mmol liter(-1) in stool samples from healthy adults, but concentrations up to 100 mmol liter(-1) have been reported in gut disorders such as ulcerative colitis. The effect of different initial pH values...

journal_title：Applied and environmental microbiology

authors： Belenguer A,Duncan SH,Holtrop G,Anderson SE,Lobley GE,Flint HJ

更新日期：2007-10-01 00:00:00

abstract：:A defined substrate method was developed to simultaneously enumerate total coliforms and Escherichia coli from drinking waters without the need for confirmatory or completed tests. It is a new method based on technology that uses a hydrolyzable substrate as a specific indicator-nutrient for the target microbes. No equ...

journal_title：Applied and environmental microbiology

authors： Edberg SC,Allen MJ,Smith DB

更新日期：1988-06-01 00:00:00

abstract：:An early warning system using a rapid enzymatic semiautomated method suitable for fecal coliform detection in recreational waters within 8 h was developed further and evaluated in this study. This rapid method was compared to the standard method followed in the United Kingdom. We used 1,011 samples originating from 20...

journal_title：Applied and environmental microbiology

authors： Anglès d'Auriac MB,Roberts H,Shaw T,Sirevåg R,Hermansen LF,Berg JD

更新日期：2000-10-01 00:00:00

abstract：:Lantibiotics, such as nisin and subtilin, are lanthionine-containing peptides that exhibit antimicrobial as well as pheromone-like autoinducing activity. Autoinduction is specific for each lantibiotic, and reporter systems for nisin and subtilin autoinduction are available. In this report, we used the previously repor...

journal_title：Applied and environmental microbiology

authors： Fuchs SW,Jaskolla TW,Bochmann S,Kötter P,Wichelhaus T,Karas M,Stein T,Entian KD

更新日期：2011-03-01 00:00:00

abstract：:A new method for the rapid and sensitive detection of Legionella pneumophila in hot water systems has been developed. The method is based on an IF assay combined with detection by solid-phase cytometry. This method allowed the enumeration of L. pneumophila serogroup 1 and L. pneumophila serogroups 2 to 6, 8 to 10, and...

journal_title：Applied and environmental microbiology

authors： Aurell H,Catala P,Farge P,Wallet F,Le Brun M,Helbig JH,Jarraud S,Lebaron P

更新日期：2004-03-01 00:00:00

abstract：:Citrate and pyruvate metabolism by nongrowing cells of Leuconostoc oenos was investigated. (sup13)C nuclear magnetic resonance (NMR) spectroscopy was used to elucidate the pathway of citrate breakdown and to probe citrate or pyruvate utilization, noninvasively, in living cell suspensions. The utilization of isotopical...

journal_title：Applied and environmental microbiology

authors： Ramos A,Lolkema JS,Konings WN,Santos H

更新日期：1995-04-01 00:00:00

abstract：:The adhesion of Pseudomonas fluorescens (ATCC 17552) to nonpolarized and negatively polarized thin films of gold was studied in situ by contrast microscopy using a thin-film electrochemical flow cell. The influence of the electrochemical potential was evaluated at two different ionic strengths (0.01 and 0.1 M NaCl; pH...

journal_title：Applied and environmental microbiology

authors： Busalmen JP,de Sánchez SR

更新日期：2001-07-01 00:00:00

abstract：:The consumption of acetate in soils taken from a nutrient gradient in the northern Florida Everglades was studied by stable isotope probing. Bacterial and archaeal 16S rRNA gene clone libraries from eutrophic and oligotrophic soil microcosms strongly suggest that a significant amount of acetate is consumed by syntroph...

journal_title：Applied and environmental microbiology

authors： Chauhan A,Ogram A

更新日期：2006-10-01 00:00:00

abstract：:The effect of long-term application of heavy metal-laden sewage sludge on the total heterotrophic aerobic and the cadmium-resistant soil bacterial communities was studied. Gram-positive bacteria were completely absent from resistant communities. These findings suggest that this group is highly susceptible to Cd. Shann...

journal_title：Applied and environmental microbiology

authors： Barkay T,Tripp SC,Olson BH

更新日期：1985-02-01 00:00:00

abstract：:In Europe, Borrelia burgdorferi genospecies causing Lyme borreliosis are mainly transmitted by the tick Ixodes ricinus. Since its discovery, B. burgdorferi has been the subject of many epidemiological studies to determine its prevalence and the distribution of the different genospecies in ticks. In the current study w...

journal_title：Applied and environmental microbiology

authors： Rauter C,Hartung T

更新日期：2005-11-01 00:00:00

abstract：:In our previous study, Bacillus subtilis strain BSK3S, containing a polymyxin biosynthetic gene cluster from Paenibacillus polymyxa, could produce polymyxin only in the presence of exogenously added L-2,4-diaminobutyric acid (Dab). The dependence of polymyxin production on exogenous Dab was removed by introducing an e...

journal_title：Applied and environmental microbiology

authors： Park SY,Choi SK,Kim J,Oh TK,Park SH

更新日期：2012-06-01 00:00:00

abstract：:A sensitive and specific method for detection of Listeria monocytogenes in milk and ground-beef samples is described. It consists of culturing samples in listeria enrichment broth (LEB) and subculturing them from LEB to listeria plating media, followed by DNA extraction and species-specific detection of the organism b...

journal_title：Applied and environmental microbiology

authors： Thomas EJ,King RK,Burchak J,Gannon VP

更新日期：1991-09-01 00:00:00

abstract：:The wastewater of livestock slaughterhouses is considered a source of antimicrobial-resistant bacteria with clinical relevance and may thus be important for their dissemination into the environment. To get an overview of their occurrence and characteristics, we investigated process water (n = 50) from delivery and unc...

journal_title：Applied and environmental microbiology

authors： Savin M,Bierbaum G,Hammerl JA,Heinemann C,Parcina M,Sib E,Voigt A,Kreyenschmidt J

更新日期：2020-04-01 00:00:00

abstract：:The assembly of six genes that encode enzymes from glutamate-fermenting bacteria converted Escherichia coli into a glutaconate producer when grown anaerobically on a complex medium. The new anaerobic pathway starts with 2-oxoglutarate from general metabolism and proceeds via (R)-2-hydroxyglutarate, (R)-2-hydroxyglutar...

journal_title：Applied and environmental microbiology

authors： Djurdjevic I,Zelder O,Buckel W

更新日期：2011-01-01 00:00:00

abstract：:A simplified X-ray film method for detecting bacterial production of Hgo by Escherichia coli was developed. There was excellent agreement of results between this X-ray film method and radioactive mercury volatilization assays. Although not quantitative, the X-ray film method has the advantages of being rapid, simple t...

journal_title：Applied and environmental microbiology

authors： Nakamura K,Nakahara H

更新日期：1988-11-01 00:00:00

abstract：:The culturability of Vibrio cholerae O1 serotype Inaba strain 569B was decreased by the addition of glucose to cell suspensions in starvation media. A similar effect was observed with sucrose, maltose, and fructose. We term this inhibitory effect glucose shock. It was not observed with arabinose or xylose or with carb...

journal_title：Applied and environmental microbiology

authors： Shiba T,Hill RT,Straube WL,Colwell RR

更新日期：1995-07-01 00:00:00