Maintenance of Laboratory strains of obligately anaerobic rumen bacteria.

abstract：:Estuarine systems are the major conduits for the transfer of nitrate from agricultural and other terrestrial-anthropogenic sources into marine ecosystems. Within estuarine sediments some microbially driven processes (denitrification and anammox) result in the net removal of nitrogen from the environment, while others ...

journal_title：Applied and environmental microbiology

authors： Smith CJ,Nedwell DB,Dong LF,Osborn AM

更新日期：2007-06-01 00:00:00

abstract：:Several members of the glycoside hydrolase 61 (GH61) family of proteins have recently been shown to dramatically increase the breakdown of lignocellulosic biomass by microbial hydrolytic cellulases. However, purified GH61 proteins have neither demonstrable direct hydrolase activity on various polysaccharide or lignaci...

journal_title：Applied and environmental microbiology

authors： Langston JA,Shaghasi T,Abbate E,Xu F,Vlasenko E,Sweeney MD

更新日期：2011-10-01 00:00:00

abstract：:Corynebacterium glutamicum is able to grow in media containing up to 12 mM arsenite and 500 mM arsenate and is one of the most arsenic-resistant microorganisms described to date. Two operons (ars1 and ars2) involved in arsenate and arsenite resistance have been identified in the complete genome sequence of Corynebacte...

journal_title：Applied and environmental microbiology

authors： Ordóñez E,Letek M,Valbuena N,Gil JA,Mateos LM

更新日期：2005-10-01 00:00:00

abstract：:Escherichia coli strains harboring deletion mutations of the insecticidal protoxin gene of Bacillus thuringiensis subsp. berliner 1715 were constructed. Although these strains did not produce intact protoxin, cell extracts from one of the mutants were extremely toxic to tobacco hornworm (Manduca sexta) larvae, indicat...

journal_title：Applied and environmental microbiology

authors： Wabiko H,Held GA,Bulla LA Jr

更新日期：1985-03-01 00:00:00

abstract：:The kinetics of oxygen reduction by Desulfovibrio salexigens Mast1 and the role of polyglucose in this activity were examined and compared with those of strains of D. desulfuricans and D. gigas. Oxidation rates were highest at air saturation (up to 40 nmol of O(2) min mg of protein) and declined with decreasing oxygen...

journal_title：Applied and environmental microbiology

authors： van Niel EW,Gottschal JC

更新日期：1998-03-01 00:00:00

abstract：:The undefined microbial floras derived from the surface of ripe cheese which are used for the ripening of commercial red smear cheeses have a strong impact on the growth of Listeria spp. In some cases, these microbial consortia inhibit Listeria almost completely. From such undefined industrial cheese-ripening floras, ...

journal_title：Applied and environmental microbiology

authors： Eppert I,Valdés-Stauber N,Götz H,Busse M,Scherer S

更新日期：1997-12-01 00:00:00

abstract：:Two isolates of enterohemorrhagic Escherichia coli (EHEC) O104:H4 were isolated in France in 2004 and 2009. Both were characterized and compared to the strain which caused the German outbreak in 2011 and to other O104:H4 strains. This suggests that different O104:H4 EHEC strains were present several years prior to the...

journal_title：Applied and environmental microbiology

authors： Monecke S,Mariani-Kurkdjian P,Bingen E,Weill FX,Balière C,Slickers P,Ehricht R

更新日期：2011-12-01 00:00:00

abstract：:Heat-treated cells of Rhizobium leguminosarum biovar trifolii strain 162X95 were used to produce monoclonal antibodies (MAbs). The fusion produced three cross-reactive MAbs and eight MAbs specific for the immunizing strain and a group of five other R. trifolii strains from the same geographic region where 162X95 was i...

journal_title：Applied and environmental microbiology

authors： Wright SF

更新日期：1990-07-01 00:00:00

abstract：:This study presents the complete genome sequence of Lactobacillus gasseri ATCC 33323, a neotype strain of human origin and a native species found commonly in the gastrointestinal tracts of neonates and adults. The plasmid-free genome was 1,894,360 bp in size and predicted to encode 1,810 genes. The GC content was 35.3...

journal_title：Applied and environmental microbiology

authors： Azcarate-Peril MA,Altermann E,Goh YJ,Tallon R,Sanozky-Dawes RB,Pfeiler EA,O'Flaherty S,Buck BL,Dobson A,Duong T,Miller MJ,Barrangou R,Klaenhammer TR

更新日期：2008-08-01 00:00:00

abstract：:Helicobacter pylori is considered one of the major risk factors underlying the development of gastritis and gastric and duodenal ulcers. Moreover, 50% of the population carries this bacterium, and consequently, when it is detected, eradication of H. pylori is strongly recommended. Regarding the use of probiotics as fu...

journal_title：Applied and environmental microbiology

authors： Chenoll E,Casinos B,Bataller E,Astals P,Echevarría J,Iglesias JR,Balbarie P,Ramón D,Genovés S

更新日期：2011-02-01 00:00:00

abstract：:Pectin is a complex uronic acid-containing polysaccharide typically found in plant cell walls, though forms of pectin are also found in marine diatoms and seagrasses. Genetic loci that target pectin have recently been identified in two phyla of marine bacteria. These loci appear to encode a pectin saccharification pat...

journal_title：Applied and environmental microbiology

authors： Hobbs JK,Hettle AG,Vickers C,Boraston AB

更新日期：2018-12-13 00:00:00

abstract：:Significant knowledge gaps exist in our understanding of Campylobacter jejuni contamination of the poultry production continuum. Microbiological surveillance and genotypic characterization were undertaken on C. jejuni isolates longitudinally recovered from three poultry farms (weekly samples), the abattoir at which bi...

journal_title：Applied and environmental microbiology

authors： Inglis GD,Ramezani N,Taboada EN,Boras VF,Uwiera RRE

更新日期：2021-01-15 00:00:00

abstract：:Resting cells of Micrococcus luteus have been shown to remove strontium (Sr) from dilute aqueous solutions of SrCl(2) at pH 7. Loadings of 25 mg of Sr per g of cell dry weight were achieved by cells exposed to a solution containing 50 ppm (mg/liter) of Sr. Sr binding occurred in the absence of nutrients and did not re...

journal_title：Applied and environmental microbiology

authors： Faison BD,Cancel CA,Lewis SN,Adler HI

更新日期：1990-12-01 00:00:00

abstract：:The impact of feed supplementation with bambermycin, monensin, narasin, virginiamycin, chlortetracycline, penicillin, salinomycin, and bacitracin on the distribution of Escherichia coli pathotypes in broiler chickens was investigated using an E. coli virulence DNA microarray. Among 256 E. coli isolates examined, 59 (2...

journal_title：Applied and environmental microbiology

authors： Bonnet C,Diarrassouba F,Brousseau R,Masson L,Topp E,Diarra MS

更新日期：2009-11-01 00:00:00

abstract：:The successful nodulation of legumes by a Rhizobium strain is determined by the competitive ability of that strain against the mixture of other native and inoculant rhizobia. Competition among six Leucaena rhizobial strains in single and multistrain inoculants were studied. Field inoculation trials were conducted in a...

journal_title：Applied and environmental microbiology

authors： Moawad H,Bohlool BB

更新日期：1984-07-01 00:00:00

abstract：:The chlorine resistance of cysts of the flagellate protozoan Giardia muris was examined. This organism, which is pathogenic to mice, is being considered as a model for the inactivation of the human pathogen Giardia lamblia. Excystation was used as the criterion for cyst viability. Experiments were performed at pH 5, 7...

journal_title：Applied and environmental microbiology

authors： Leahy JG,Rubin AJ,Sproul OJ

更新日期：1987-07-01 00:00:00

abstract：:The role of protease produced by a heterotrophic bacterium during growth was investigated with Aeromonas salmonicida, the pathogen of fish furunculosis, strain A-7301 and its protease-deficient mutant NTG-1 induced by mutagenesis. Strain A-7301 produced extracellular protease in a mixed amino acid medium (composed of ...

journal_title：Applied and environmental microbiology

authors： Sakai DK

更新日期：1985-10-01 00:00:00

abstract：:The plasmid pYDH208, which confers the ability to catabolize the mannityl opines mannopine and agropine, was mobilized into the nonpathogenic Pseudomonas syringae strain Cit7. The growth of the mannityl opine-catabolizing strain Cit7(pYDH208) was compared with that of the near-isogenic non-opine-catabolizing strain Ci...

journal_title：Applied and environmental microbiology

authors： Wilson M,Savka MA,Hwang I,Farrand SK,Lindow SE

更新日期：1995-06-01 00:00:00

abstract：:Biogeochemical transformations occurring in the anoxic zones of stratified sedimentary microbial communities can profoundly influence the isotopic and organic signatures preserved in the fossil record. Accordingly, we have determined carbon isotope discrimination that is associated with both heterotrophic and lithotro...

journal_title：Applied and environmental microbiology

authors： Londry KL,Des Marais DJ

更新日期：2003-05-01 00:00:00

abstract：:Formate stimulates growth of a new bacterium from human feces. With high formate, it ferments glucose to acetate via the Wood-Ljungdahl pathway. The original isolate fermented vegetable cellulose and carboxymethylcellulose, but it lost this ability after storage at -76 degrees C. 16S rRNA gene sequencing identifies it...

journal_title：Applied and environmental microbiology

authors： Wolin MJ,Miller TL,Collins MD,Lawson PA

更新日期：2003-10-01 00:00:00

abstract：:Thiobacillus ferrooxidans AP19-3 oxidized molybdenum blue (Mo) enzymatically. Molybdenum oxidase in the plasma membrane of this bacterium was purified ca. 77-fold compared with molybdenum oxidase in cell extract. A purified molybdenum oxidase showed characteristic absorption maxima due to reduced-type cytochrome oxida...

journal_title：Applied and environmental microbiology

authors： Sugio T,Hirayama K,Inagaki K,Tanaka H,Tano T

更新日期：1992-05-01 00:00:00

abstract：:Piriformospora indica (Hymenomycetes, Basidiomycota) is a newly described cultivable endophyte that colonizes roots. Inoculation with the fungus and application of fungal culture filtrate promotes plant growth and biomass production. Due to its ease of culture, this fungus provides a model organism for the study of be...

journal_title：Applied and environmental microbiology

authors： Varma A,Savita Verma,Sudha,Sahay N,Butehorn B,Franken P

更新日期：1999-06-01 00:00:00

abstract：:The detection and enumeration of most cultivable human enteric viruses from water is possible if samples are first inoculated onto a suitable cell line such as MA-104 or BGM. Virus growth is then detected by an indirect immunoperoxidase method with human immune serum globulin as the source of antibody to most enteric ...

journal_title：Applied and environmental microbiology

authors： Payment P,Trudel M

更新日期：1985-11-01 00:00:00

abstract：:Biogenic amines may reach concentrations of public health concern in some cheeses. To minimize biogenic amine buildup in raw milk cheese, high-pressure treatments of 400 or 600 MPa for 5 min were applied on days 21 and 35 of ripening. On day 60, counts of lactic acid bacteria, enterococci, and lactobacilli were 1 to 2...

journal_title：Applied and environmental microbiology

authors： Calzada J,del Olmo A,Picón A,Gaya P,Nuñez M

更新日期：2013-02-01 00:00:00

abstract：:Chickens on a broiler farm in southern England were found to be colonized with Campylobacter jejuni of a single serotype, Lior 1 Penner 4. The farm was the sole supplier of a local slaughterhouse associated with a campylobacter outbreak in 1984 caused by this serotype. The serotype persisted on the farm for at least 1...

journal_title：Applied and environmental microbiology

authors： Pearson AD,Greenwood M,Healing TD,Rollins D,Shahamat M,Donaldson J,Colwell RR

更新日期：1993-04-01 00:00:00

abstract：:A highly efficient, rapid, and reliable PCR-based method for distinguishing Lactococcus lactis subspecies (L. lactis subsp. lactis and L. lactis subsp. cremoris) is described. Primers complementary to positions in the glutamate decarboxylase gene have been constructed. PCR analysis with extracted DNA or with cells of ...

journal_title：Applied and environmental microbiology

authors： Nomura M,Kobayashi M,Okamoto T

更新日期：2002-05-01 00:00:00

abstract：:A xanthanase complex secreted by a consortium of heat-stable, salt-tolerant bacteria includes a lyase that specifically removes terminal pyruvated beta-d-mannose residues from the side chains of xanthan gum. The enzyme was purified to homogeneity from the culture broth following ion-exchange chromatography and gel per...

journal_title：Applied and environmental microbiology

authors： Ahlgren JA

更新日期：1991-09-01 00:00:00

abstract：:7 alpha-Dehydroxylation of cholic acid and chenodeoxycholic acid by whole cells of strain c-25, a Eubacterium lentum-like intestinal anaerobe, was studied. 7 alpha-Dehydroxylase activity was observed only in whole cells grown in the presence of the primary bile acid (cholic acid or chenodeoxycholic acid). Chenodeoxych...

journal_title：Applied and environmental microbiology

authors： Masuda N,Oda H,Hirano S,Masuda M,Tanaka H

更新日期：1984-04-01 00:00:00

abstract：:Double-stranded RNA (dsRNA) viruses in some fungi are associated with hypovirulence and have been used or proposed as biological control agents. We isolated 7.5-kb dsRNAs from 13 of 286 field strains of Fusarium graminearum isolated from maize in Korea. One of these strains, DK21, was examined in more detail. This str...

journal_title：Applied and environmental microbiology

authors： Chu YM,Jeon JJ,Yea SJ,Kim YH,Yun SH,Lee YW,Kim KH

更新日期：2002-05-01 00:00:00

abstract：:A simple and rapid radioimmunoassay was developed for the quantitative determination of ochratoxin A in barley. [14C]ochratoxin A, with a specific activity of 130 Ci/mol, was used as the tracer. Toxin levels below 100 ng/ml required a cleanup step. Three methods (the Association of Official Analytical Chemists cleanup...

journal_title：Applied and environmental microbiology

authors： Rousseau DM,Slegers GA,Van Peteghem CH

更新日期：1985-08-01 00:00:00