Microbial enterotypes, inferred by the prevotella-to-bacteroides ratio, remained stable during a 6-month randomized controlled diet intervention with the new nordic diet.

abstract：:In order to identify the origin of the fecal contamination observed in French estuaries, two library-independent microbial source tracking (MST) methods were selected: (i) Bacteroidales host-specific 16S rRNA gene markers and (ii) F-specific RNA bacteriophage genotyping. The specificity of the Bacteroidales markers wa...

journal_title：Applied and environmental microbiology

authors： Gourmelon M,Caprais MP,Ségura R,Le Mennec C,Lozach S,Piriou JY,Rincé A

更新日期：2007-08-01 00:00:00

abstract：:A newly isolated rod-shaped, gram-negative anaerobic bacterium from human feces, named Julong 732, was found to be capable of metabolizing the isoflavone dihydrodaidzein to S-equol under anaerobic conditions. The metabolite, equol, was identified by using electron impact ionization mass spectrometry, (1)H and (13)C nu...

journal_title：Applied and environmental microbiology

authors： Wang XL,Hur HG,Lee JH,Kim KT,Kim SI

更新日期：2005-01-01 00:00:00

abstract：:Twenty-four Escherichia coli strains producing standard colicins were evaluated for inhibitory activity against 27 diarrheagenic E. coli strains of serotypes O15:H-, O26:(H11, H-), and O111:(H8, H11, H-), including O157:H7, representing diarrheagenic E. coli clones, 3, 4, 8, 9, and 10. Overlay techniques were used to ...

journal_title：Applied and environmental microbiology

authors： Murinda SE,Roberts RF,Wilson RA

更新日期：1996-09-01 00:00:00

abstract：:Bacterial strains were isolated on the basis of their ability to proliferate in a minimal medium containing one of a series of lignin-related compounds as the sole carbon and energy source. These included the aromatic monomers guaiacol, vanillic and coumaric acids, a dimer and a trimer possessing the arylglycerol-beta...

journal_title：Applied and environmental microbiology

authors： Gonzalez B,Merino A,Almeida M,Vicña R

更新日期：1986-12-01 00:00:00

abstract：:Streptomyces coelicolor and Lemna minor were used as a model to study the modulation of bacterial gene expression during plant-streptomycete interactions. S. coelicolor was grown in minimal medium with and without L. minor fronds. Bacterial proteomes were analyzed by two-dimensional gel electrophoresis, and a comparis...

journal_title：Applied and environmental microbiology

authors： Langlois P,Bourassa S,Poirier GG,Beaulieu C

更新日期：2003-04-01 00:00:00

abstract：:A microbial community analysis using 16S rRNA gene sequencing was performed on borehole water and a granite rock core from Henderson Mine, a >1,000-meter-deep molybdenum mine near Empire, CO. Chemical analysis of borehole water at two separate depths (1,044 m and 1,004 m below the mine entrance) suggests that a sharp ...

journal_title：Applied and environmental microbiology

authors： Sahl JW,Schmidt R,Swanner ED,Mandernack KW,Templeton AS,Kieft TL,Smith RL,Sanford WE,Callaghan RL,Mitton JB,Spear JR

更新日期：2008-01-01 00:00:00

abstract：:The diversities leaf-associated bacteria on nonnodulated (Nod(-)), wild-type nodulated (Nod(+)), and hypernodulated (Nod(++)) soybeans were evaluated by clone library analyses of the 16S rRNA gene. To analyze the impact of nitrogen fertilization on the bacterial leaf community, soybeans were treated with standard nitr...

journal_title：Applied and environmental microbiology

authors： Ikeda S,Anda M,Inaba S,Eda S,Sato S,Sasaki K,Tabata S,Mitsui H,Sato T,Shinano T,Minamisawa K

更新日期：2011-03-01 00:00:00

abstract：:beta-d-Mannanase from Bacillus pumilus was purified into two components, A and B, which exhibited homogeneity on polyacrylamide gel electrophoresis. These components had molecular weights of 55,000 (A) and 37,000 (B); carbohydrate contents of 15.3% (A) and 7.2% (B); specific activities of 78 (A) and 1,616 (B) U/mg; pH...

journal_title：Applied and environmental microbiology

authors： Araujo A,Ward OP

更新日期：1990-06-01 00:00:00

abstract：:Procedures based on DNA hybridization and PCR were developed for quality control of Rhizobium inoculants. Inoculants for pea and goat's rue were produced by Elomestari Ltd., Juva, Finland, in sterile dry fine peat by the standard procedure used by the company. The inoculants contained Rhizobium galegae HAMBI 1174 and ...

journal_title：Applied and environmental microbiology

authors： Tas E,Saano A,Leinonen P,Lindström K

更新日期：1995-05-01 00:00:00

abstract：:Ophthalmic acid (OA; l-γ-glutamyl-l-2-aminobutyryl-glycine) is an analog of glutathione (GSH; l-γ-glutamyl-l-cysteinyl-glycine) in which the cysteine moiety is replaced by l-2-aminobutyrate. OA is a useful peptide for the pharmaceutical and/or food industries. Herein, we report a method for the production of OA using ...

journal_title：Applied and environmental microbiology

authors： Ito T,Tokoro M,Hori R,Hemmi H,Yoshimura T

更新日期：2018-03-19 00:00:00

abstract：:Degradation of cotton cellulose by Trichoderma reesei endoglucanase I (EGI) and cellobiohydrolase II (CBHII) was investigated by analyzing the insoluble cellulose fragments remaining after enzymatic hydrolysis. Changes in the molecular-size distribution of cellulose after attack by EGI, alone and in combination with C...

journal_title：Applied and environmental microbiology

authors： Kleman-Leyer KM,Siika-Aho M,Teeri TT,Kirk TK

更新日期：1996-08-01 00:00:00

abstract：:Although their exact function remains enigmatic, bifidobacteria are among the first colonizers of the newborn infant gut and further develop into abundant communities, notably in response to diet. Therefore, the transcriptional responses of bifidobacteria in rapidly processed fecal samples from young infants that were...

journal_title：Applied and environmental microbiology

authors： Klaassens ES,Boesten RJ,Haarman M,Knol J,Schuren FH,Vaughan EE,de Vos WM

更新日期：2009-05-01 00:00:00

abstract：:Listeria monocytogenes is a food-borne, opportunistic, bacterial pathogen causing a wide spectrum of diseases, including meningitis, septicemia, abortion, and gastroenteritis, in humans and animals. Among the 13 L. monocytogenes serovars described, human listeriosis is mostly associated with strains of serovars 4b, 1/...

journal_title：Applied and environmental microbiology

authors： Severino P,Dussurget O,Vêncio RZ,Dumas E,Garrido P,Padilla G,Piveteau P,Lemaître JP,Kunst F,Glaser P,Buchrieser C

更新日期：2007-10-01 00:00:00

abstract：:Desulfitobacterium frappieri PCP-1 was induced for ortho- and para-dechlorinating activities by different chlorophenols. Dehalogenation rates ranging from 25 to 1,158 nmol/min/mg of cell protein were observed according to the chlorophenol tested and the position of the chlorine removed. D. frappieri shows a broad subs...

journal_title：Applied and environmental microbiology

authors： Dennie D,Gladu I I,Lepine F,Villemur R,Bisaillon J,Beaudet R

更新日期：1998-11-01 00:00:00

abstract：:Seawater enrichments of marine bacteria clustered in 20- to 50-(mu)m-wide bands near air-water interfaces. The cells within the band travelled at up to 212 (mu)m s(sup-1) and at an average speed of 163 (mu)m s(sup-1). Mean cell speeds peaked mid-run at 187 (mu)m s(sup-1). At the end of the run, bacteria reversed direc...

journal_title：Applied and environmental microbiology

authors： Mitchell JG,Pearson L,Dillon S

更新日期：1996-10-01 00:00:00

abstract：:Washed and air-oxidized proteins from Sporomusa ovata cleaved the C-O bond of methanol or methoxyaromatics and transferred the methyl to dl-tetrahydrofolate. The reactions strictly required a reductive activation by titanium citrate, catalytic amounts of ATP, and the addition of dl-tetrahydrofolate. Methylcorrinoid-co...

journal_title：Applied and environmental microbiology

authors： Stupperich E,Konle R

更新日期：1993-09-01 00:00:00

abstract：:An epoxyalkane:coenzyme M (CoM) transferase (EaCoMT) enzyme was recently found to be active in the aerobic vinyl chloride (VC) and ethene assimilation pathways of Mycobacterium strain JS60. In the present study, EaCoMT activity and genes were investigated in 10 different mycobacteria isolated on VC or ethene from dive...

journal_title：Applied and environmental microbiology

authors： Coleman NV,Spain JC

更新日期：2003-10-01 00:00:00

abstract：:A novel display system is described that allows highly efficient immobilization of heterologous proteins on bacterial surfaces in applications for which the use of genetically modified bacteria is less desirable. This system is based on nonliving and non-genetically modified gram-positive bacterial cells, designated g...

journal_title：Applied and environmental microbiology

authors： Bosma T,Kanninga R,Neef J,Audouy SA,van Roosmalen ML,Steen A,Buist G,Kok J,Kuipers OP,Robillard G,Leenhouts K

更新日期：2006-01-01 00:00:00

abstract：UNLABELLED:Neorickettsia (formerly Ehrlichia) risticii is an obligatory intracellular bacterium of digenetic trematodes. When a horse accidentally ingests aquatic insects containing encysted trematodes infected with N. risticii, the bacterium is transmitted from trematodes to horse cells and causes an acute and often f...

journal_title：Applied and environmental microbiology

authors： Xiong Q,Bekebrede H,Sharma P,Arroyo LG,Baird JD,Rikihisa Y

更新日期：2016-09-16 00:00:00

abstract：:The aim of this study was to compare the antagonistic properties of Lactobacillus casei GG exerted in vitro against Salmonella typhimurium C5 in a cellular model, cultured enterocyte-like Caco-2 cells, to those exerted in vivo in an animal model, C3H/He/Oujco mice. Our results show that a 1-h contact between the invad...

journal_title：Applied and environmental microbiology

authors： Hudault S,Liévin V,Bernet-Camard MF,Servin AL

更新日期：1997-02-01 00:00:00

abstract：:Small streams and their headwaters are key sources of microbial diversity in fluvial systems and serve as an entry point for bacteria from surrounding environments. Community assembly processes occurring in these streams shape downstream population structure and nutrient cycles. To elucidate the development and stabil...

journal_title：Applied and environmental microbiology

authors： Teachey ME,McDonald JM,Ottesen EA

更新日期：2019-05-16 00:00:00

abstract：:Anaerobic degradation of 2-methylnaphthalene was investigated with a sulfate-reducing enrichment culture. Metabolite analyses revealed two groups of degradation products. The first group comprised two succinic acid adducts which were identified as naphthyl-2-methyl-succinic acid and naphthyl-2-methylene-succinic acid ...

journal_title：Applied and environmental microbiology

authors： Annweiler E,Materna A,Safinowski M,Kappler A,Richnow HH,Michaelis W,Meckenstock RU

更新日期：2000-12-01 00:00:00

abstract：:Molecular analysis of grassland rhizosphere soil has demonstrated complex and diverse bacterial communities, with resultant difficulties in detecting links between plant and bacterial communities. These studies have, however, analyzed "bulk" rhizosphere soil, rather than rhizoplane communities, which interact most clo...

journal_title：Applied and environmental microbiology

authors： Nunan N,Daniell TJ,Singh BK,Papert A,McNicol JW,Prosser JI

更新日期：2005-11-01 00:00:00

abstract：:Effective wastewater management is crucial to ensure the safety of water reuse projects and effluent discharge into surface waters. Multiple studies have demonstrated that municipal wastewater treatment with conventional activated sludge processes is inefficient for the removal of a wide spectrum of viruses in sewage....

journal_title：Applied and environmental microbiology

authors： Chacón L,Barrantes K,Santamaría-Ulloa C,Solano M,Reyes L,Taylor L,Valiente C,Symonds EM,Achí R

更新日期：2020-08-18 00:00:00

abstract：:The role of polyethylene glycol (PEG) in the transformation of Schizosaccharomyces pombe by electroporation is investigated by fluorescein isothiocyanate-dextran uptake and transformation studies. It is shown that when S. pombe cells are electroporated in the presence of PEG, the permeability state created is sustaine...

journal_title：Applied and environmental microbiology

authors： Hood MT,Stachow C

更新日期：1992-04-01 00:00:00

abstract：:Contamination of fresh produce with pathogenic Escherichia coli, including Shiga-toxigenic E. coli (STEC), represents a serious risk to human health. Colonization is governed by multiple bacterial and plant factors that can impact the probability and suitability of bacterial growth. Thus, we aimed to determine whether...

journal_title：Applied and environmental microbiology

authors： Merget B,Forbes KJ,Brennan F,McAteer S,Shepherd T,Strachan NJC,Holden NJ

更新日期：2019-05-16 00:00:00

abstract：:Media used to determine the MICs of heavy metals for bacteria are unreliable because organic components in the media bind or chelate most of the metal being studied. To define specific metal activity in media and to maintain metal activity at a constant level, HEPES-MES [N-2-hydroxyethylpiperazine-N' -2-ethanesulfonic...

journal_title：Applied and environmental microbiology

authors： Angle JS,Chaney RL

更新日期：1989-08-01 00:00:00

abstract：:A bacterial strain capable of growing on propachlor (2-chloro-N-isopropylacetanilide) was isolated from soil by using enrichment and isolation techniques. The strain isolated, designated GCH1, was classified as a member of the genus Pseudomonas. Washed-cell suspensions of strain GCH1 accumulated N-isopropylacetanilide...

journal_title：Applied and environmental microbiology

authors： Martín M,Mengs G,Plaza E,Garbi C,Sánchez M,Gibello A,Gutierrez F,Ferrer E

更新日期：2000-03-01 00:00:00

abstract：:Nitrification, the aerobic oxidation of ammonia to nitrate via nitrite, has been suggested to have been a central part of the global biogeochemical nitrogen cycle since the oxygenation of Earth. The cultivation of several ammonia-oxidizing archaea (AOA) as well as the discovery that archaeal ammonia monooxygenase (amo...

journal_title：Applied and environmental microbiology

authors： Hatzenpichler R

更新日期：2012-11-01 00:00:00

abstract：:The transcript abundances of nitrate transporter genes (Nrt2) were proposed as potential markers for nitrogen deficiency in marine diatoms. To correctly quantify diatom Nrt2 mRNA in the East China Sea (ECS), we utilized both mixed-species sequencing and single-cell PCR to expand the sequence database for this region. ...

journal_title：Applied and environmental microbiology

authors： Kang LK,Wang HF,Chang J

更新日期：2011-01-01 00:00:00