The probiotic Lactobacillus johnsonii NCC 533 produces high-molecular-mass inulin from sucrose by using an inulosucrase enzyme.

abstract：:Thirty years of intensive research have significantly contributed to our understanding of Helicobacter pylori biology and pathogenesis. However, the lack of convenient genetic tools, in particular the limited effectiveness of available reporter systems, has notably limited the toolbox for fundamental and applied studi...

journal_title：Applied and environmental microbiology

authors： Vannini A,Agriesti F,Mosca F,Roncarati D,Scarlato V,Danielli A

更新日期：2012-09-01 00:00:00

abstract：:The molecular epidemiology of 545 Salmonella enterica serovar Typhimurium isolates collected between 1977 and 2009 from cattle in Hokkaido, Japan, was investigated using pulsed-field gel electrophoresis (PFGE). Nine main clusters were identified from 116 PFGE patterns. Cluster I comprised 248 isolates, 243 of which po...

journal_title：Applied and environmental microbiology

authors： Tamamura Y,Uchida I,Tanaka K,Okazaki H,Tezuka S,Hanyu H,Kataoka N,Makino S,Kishima M,Kubota T,Kanno T,Hatama S,Ishihara R,Hata E,Yamada H,Nakaoka Y,Akiba M

更新日期：2011-03-01 00:00:00

abstract：:After the first isolation of livestock-associated methicillin-resistant Staphylococcus aureus (LA-MRSA) in 2003, this MRSA variant quickly became the predominant MRSA obtained from humans as part of the Dutch national MRSA surveillance. Previous studies have suggested that human-to-human transmission of LA-MRSA, compa...

journal_title：Applied and environmental microbiology

authors： Bosch T,Verkade E,van Luit M,Landman F,Kluytmans J,Schouls LM

更新日期：2015-01-01 00:00:00

abstract：:The bifidobacterial and lactobacillus populations of fecal samples collected from two human subjects during a 12-month period were studied. The total numbers of bifidobacteria were stable throughout the study period in both subjects, but lactobacillus numbers were less constant. Analysis of the composition of the bifi...

journal_title：Applied and environmental microbiology

authors： McCartney AL,Wenzhi W,Tannock GW

更新日期：1996-12-01 00:00:00

abstract：:A quantitative real-time PCR assay targeting the pcrA gene, encoding the catalytic subunit of perchlorate reductase, detected pcrA genes from perchlorate-reducing bacteria in three different genera and from soil microbial communities. Partial pcrA sequences indicated differences in the composition of perchlorate-reduc...

journal_title：Applied and environmental microbiology

authors： Nozawa-Inoue M,Jien M,Hamilton NS,Stewart V,Scow KM,Hristova KR

更新日期：2008-03-01 00:00:00

abstract：:Noroviruses from mussels collected near sewage effluents were compared with local patient outbreak strains. Sequence analyses of RNA polymerase-capsid-poly(A)-3' (3.1-kilobase) regions confirmed the 99.9% similarity between genotype I.1 strains from mussels and patient strains from recreational-bathing outbreaks, indi...

journal_title：Applied and environmental microbiology

authors： Nenonen NP,Hannoun C,Horal P,Hernroth B,Bergström T

更新日期：2008-04-01 00:00:00

abstract：:Streptomyces exfoliatus SMF19 produced two types of extracellular beta-lactamase-inhibiting proteins, 48 (beta LIP-I) and 33 (beta LIP-II) kDa. The inhibition mode of beta LIP-I on Bacto Penase and benzylpenicillin as substrates was uncompetitive (i.e., both Km and Vmax were changed), while that of beta LIP-II was non...

journal_title：Applied and environmental microbiology

authors： Kim MK,Lee KJ

更新日期：1994-03-01 00:00:00

abstract：:Methyl fluoride is frequently used to specifically inhibit acetoclastic methanogenesis, thus allowing determination of the relative contribution of acetate versus H2/CO2 to total CH4 production in natural environments. However, the effect of the inhibitor on growth of the target archaeal population has not yet been st...

journal_title：Applied and environmental microbiology

authors： Penning H,Conrad R

更新日期：2006-01-01 00:00:00

abstract：:The mycotoxin secalonic acid D was detected for the first time as a natural contaminant of corn dust obtained from grain storage elevators. Secalonic acid D amounts ranged from 0.3 to 4.5 ppm (0.3 to 4.5 micrograms/g), as determined by reversed-phase high-performance liquid chromatography. ...

journal_title：Applied and environmental microbiology

authors： Ehrlich KC,Lee LS,Ciegler A,Palmgren MS

更新日期：1982-10-01 00:00:00

abstract：:Bacterial utilization of crude oil components, such as the n-alkanes, requires complex cell surface adaptation to allow adherence to oil. To better understand microbial cell surface adaptation to growth on crude oil, the cell surface characteristics of two Pseudomonas aeruginosa strains, U1 and U3, both isolated from ...

journal_title：Applied and environmental microbiology

authors： Norman RS,Frontera-Suau R,Morris PJ

更新日期：2002-10-01 00:00:00

abstract：:In this study, the changes in the global proteome of Salmonella in response to desiccation and thermal treatment were investigated by using an iTRAQ multiplex technique. A Salmonella enterica serovar Typhimurium strain was dried, equilibrated at high (1.0) and low (0.11) water activity (aw), and thermally treated at 7...

journal_title：Applied and environmental microbiology

authors： Maserati A,Lourenco A,Diez-Gonzalez F,Fink RC

更新日期：2018-08-31 00:00:00

abstract：:Accurate predictions of carbon and energy cycling rates in the environment depend on sampling frequencies and on the spatial variability associated with biological activities. We examined the variability associated with anaerobic biodegradation rates at two sites in an alluvial sand aquifer polluted by municipal landf...

journal_title：Applied and environmental microbiology

authors： Adrian NR,Robinson JA,Suflita JM

更新日期：1994-10-01 00:00:00

abstract：:The utilization by Alcaligenes faecalis of electrodes as the electron donor for denitrification was investigated in this study. The denitrification rate of A. faecalis with a poised potential was greatly enhanced compared with that of the controls without poised potentials. For nitrate reduction, although A. faecalis ...

journal_title：Applied and environmental microbiology

authors： Wang X,Yu P,Zeng C,Ding H,Li Y,Wang C,Lu A

更新日期：2015-08-15 00:00:00

abstract：:An assembly consisting of Styrofoam cups with membranes of varying porosities was developed to study microorganism-root interactions. The assembly permitted uniform distribution of a bacterium in soil and was simple, easy to use, and disposable. In tests with the bacterium Pseudomonas solanacearum, little difference i...

journal_title：Applied and environmental microbiology

authors： Hartel PG,Billingsley JW,Williamson JW

更新日期：1989-05-01 00:00:00

abstract：:Broad-host-range catabolic plasmids play an important role in bacterial degradation of man-made compounds. To gain insight into the role of these plasmids in chloroaniline degradation, we determined the first complete nucleotide sequences of an IncP-1 chloroaniline degradation plasmid, pWDL7::rfp and its close relativ...

journal_title：Applied and environmental microbiology

authors： Król JE,Penrod JT,McCaslin H,Rogers LM,Yano H,Stancik AD,Dejonghe W,Brown CJ,Parales RE,Wuertz S,Top EM

更新日期：2012-02-01 00:00:00

abstract：:The currently used microbial decontamination method for spacecraft and components uses dry-heat microbial reduction at temperatures of >110°C for extended periods to prevent the contamination of extraplanetary destinations. This process is effective and reproducible, but it is also long and costly and precludes the us...

journal_title：Applied and environmental microbiology

authors： Pottage T,Macken S,Giri K,Walker JT,Bennett AM

更新日期：2012-06-01 00:00:00

abstract：:The degradation of the herbicides EPTC (S-ethyl dipropylthiocarbamate) and atrazine (2-chloro-4-ethyl-amino-6-isopropylamino-1,3,5-triazine) is associated with an indigenous plasmid in Rhodococcus sp. strain TE1. Plasmid DNA libraries of Rhodococcus sp. strain TE1 were constructed in a Rhodococcus-Escherichia coli shu...

journal_title：Applied and environmental microbiology

authors： Shao ZQ,Behki R

更新日期：1995-05-01 00:00:00

abstract：:The effects of UV-B radiation on the heterotrophic nanoflagellate Bodo saltans (Kinetoplastida) were examined under controlled conditions with artificial UV sources and also under natural solar radiation in an oligotrophic lake. In both types of experiments, the characteristic elongated cell morphology of this flagell...

journal_title：Applied and environmental microbiology

authors： Sommaruga R,Oberleiter A,Psenner R

更新日期：1996-12-01 00:00:00

abstract：:An outstanding challenge toward efficient production of biofuels and value-added chemicals from plant biomass is the impact that lignocellulose-derived inhibitors have on microbial fermentations. Elucidating the mechanisms that underlie their toxicity is critical for developing strategies to overcome them. Here, using...

journal_title：Applied and environmental microbiology

authors： Pisithkul T,Jacobson TB,O'Brien TJ,Stevenson DM,Amador-Noguez D

更新日期：2015-09-01 00:00:00

abstract：:Pseudomonas aeruginosa is an opportunistic human pathogen and has been established as a model organism to study bacterial biofilm formation. At least three exopolysaccharides (alginate, Psl, and Pel) contribute to the formation of biofilms in this organism. Here mutants deficient in the production of one or more of th...

journal_title：Applied and environmental microbiology

authors： Ghafoor A,Hay ID,Rehm BH

更新日期：2011-08-01 00:00:00

abstract：:We report on the hydrogen production properties of the unicellular, diazotrophic cyanobacterium Cyanothece sp. strain ATCC 51142. This organism has a versatile metabolism and can grow in the presence or absence of combined nitrogen and can grow photosynthetically or mixotrophically and heterotrophically in the presenc...

journal_title：Applied and environmental microbiology

authors： Min H,Sherman LA

更新日期：2010-07-01 00:00:00

abstract：:The ability of fractions of dissolved organic carbon (DOC) of different molecular weights (MW) to support bacterial growth was studied in batch culture experiments. Natural pelagic bacteria were inoculated into particle-free (0.2-mum filtered) water, taken from 10 oligotrophic lakes of differing humic content, and eit...

journal_title：Applied and environmental microbiology

authors： Tranvik LJ

更新日期：1990-06-01 00:00:00

abstract：:Tannins are a diverse group of plant-produced, polyphenolic compounds with metal-chelating and antimicrobial properties that are prevalent in many soils. Using transcriptomics, we determined that tannic acid, a form of hydrolysable tannin, broadly affects the expression of genes involved in iron and zinc homeostases, ...

journal_title：Applied and environmental microbiology

authors： Lim CK,Penesyan A,Hassan KA,Loper JE,Paulsen IT

更新日期：2013-05-01 00:00:00

abstract：:The developing intestinal microbiota of breast-fed infants is considered to play an important role in the priming of the infants' mucosal and systemic immunity. Generally, Bifidobacterium and Lactobacillus predominate the microbiota of breast-fed infants. In intervention trials it has been shown that lactobacilli can ...

journal_title：Applied and environmental microbiology

authors： Haarman M,Knol J

更新日期：2006-04-01 00:00:00

abstract：:Two different endoxylanases (1,4-beta-D-xylan xylanohydrolases, EC 3.2.1.8), designated 1 and 2, have been purified by column chromatography to apparent homogeneity from the nonsedimentable extracellular culture fluid of the strictly anaerobic, ruminal bacterium Fibrobacter succinogenes S85 grown on crystalline cellul...

journal_title：Applied and environmental microbiology

authors： Matte A,Forsberg CW

更新日期：1992-01-01 00:00:00

abstract：:Escherichia albertii is a recently described species that has been associated with gastroenteritis in humans and with healthy and ill birds. Most recently, it has been identified as the causative agent in a food-borne outbreak in Japan. The distribution and clinical importance of E. albertii are not well studied becau...

journal_title：Applied and environmental microbiology

authors： Lindsey RL,Fedorka-Cray PJ,Abley M,Turpin JB,Meinersmann RJ

更新日期：2015-03-01 00:00:00

abstract：:"Candidatus Accumulibacter" is the dominant polyphosphate-accumulating organism (PAO) in denitrifying phosphorus removal (DPR) systems. In order to investigate the community structure and clade morphotypes of "Candidatus Accumulibacter" in DPR systems through flow cytometry (FCM), denitrifying phosphorus removal of al...

journal_title：Applied and environmental microbiology

authors： Li C,Zeng W,Li N,Guo Y,Peng Y

更新日期：2019-04-18 00:00:00

abstract：:A multiplex fluorogenic PCR assay for simultaneous detection of pathogenic Salmonella strains and Escherichia coli O157:H7 was developed and evaluated for use in detecting very low levels of these pathogens in meat and feces. Two sets of primers were used to amplify a junctional segment of virulence genes sipB and sip...

journal_title：Applied and environmental microbiology

authors： Sharma VK,Carlson SA

更新日期：2000-12-01 00:00:00

abstract：:A highly sensitive and specific PCR-based method of monitoring 16S rRNA genes of Pseudomonas stutzeri was developed for searching P. stutzeri DNA in environmental samples. This monitoring was combined with a reliable and sensitive method for isolating P. stutzeri colony formers from soil and sediment, depending on the...

journal_title：Applied and environmental microbiology

authors： Sikorski J,Teschner N,Wackernagel W

更新日期：2002-02-01 00:00:00

abstract：:Glycerol fermentation by Enterobacter agglomerans revealed that both growth and 1,3-propanediol production ceased after consumption of about 430 mM glycerol, irrespective of the initial glycerol content. This phenomenon was assigned to the production of 3-hydroxypropionaldehyde, which was identified by proton nuclear ...

journal_title：Applied and environmental microbiology

authors： Barbirato F,Grivet JP,Soucaille P,Bories A

更新日期：1996-04-01 00:00:00