Influence of plant phenolic acids on growth and cellulolytic activity of rumen bacteria.

abstract：:A new virulent phage belonging to the Siphoviridae family and able to infect Lactococcus garvieae strains was isolated from compost soil. Phage GE1 has a prolate capsid (56 by 38 nm) and a long noncontractile tail (123 nm). It had a burst size of 139 and a latent period of 31 min. Its host range was limited to only tw...

journal_title：Applied and environmental microbiology

authors： Eraclio G,Tremblay DM,Lacelle-Côté A,Labrie SJ,Fortina MG,Moineau S

更新日期：2015-12-01 00:00:00

abstract：:Various Listeria monocytogenes strains may contaminate a single food product, potentially resulting in simultaneous exposure of consumers to multiple strains. However, due to bias in strain recovery, L. monocytogenes strains isolated from foods by selective enrichment (SE) might not always represent those that can bet...

journal_title：Applied and environmental microbiology

authors： Zilelidou E,Karmiri CV,Zoumpopoulou G,Mavrogonatou E,Kletsas D,Tsakalidou E,Papadimitriou K,Drosinos E,Skandamis P

更新日期：2016-12-01 00:00:00

abstract：:PCR-based methods have been developed to rapidly screen for Legionella pneumophila in water as an alternative to time-consuming culture techniques. However, these methods fail to discriminate between live and dead bacteria. Here, we report a viability assay (viability PCR [v-PCR]) for L. pneumophila that combines ethi...

journal_title：Applied and environmental microbiology

authors： Delgado-Viscogliosi P,Solignac L,Delattre JM

更新日期：2009-06-01 00:00:00

abstract：:A novel β-(1,3)-glucanase gene designated lamC, cloned from Corallococcus sp. strain EGB, contains a fascin-like module and a glycoside hydrolase family 16 (GH16) catalytic module. LamC displays broad hydrolytic activity toward various polysaccharides. Analysis of the hydrolytic products revealed that LamC is an exo-a...

journal_title：Applied and environmental microbiology

authors： Zhou J,Li Z,Wu J,Li L,Li D,Ye X,Luo X,Huang Y,Cui Z,Cao H

更新日期：2017-08-01 00:00:00

abstract：:o-Methoxycinnamaldehyde has been isolated and purified from powdered cinnamon. The compound inhibits the growth and toxin production of mycotoxin-producing fungi. The substance completely inhibited the growth of Aspergillus parasiticus and A. flavus at 100 microgram/ml and A. ochraceus and A. versicolor at 200 microgr...

journal_title：Applied and environmental microbiology

authors： Morozumi S

更新日期：1978-10-01 00:00:00

abstract：:Healthy calves (n = 96, 1 to 9 weeks old) from a dairy herd in central Pennsylvania were examined each month over a five-month period for fecal shedding of ceftiofur-resistant gram-negative bacteria. Ceftiofur-resistant Escherichia coli isolates (n = 122) were characterized by antimicrobial resistance (disk diffusion ...

journal_title：Applied and environmental microbiology

authors： Donaldson SC,Straley BA,Hegde NV,Sawant AA,DebRoy C,Jayarao BM

更新日期：2006-06-01 00:00:00

abstract：:Flies may act as potential vectors for the spread of resistant bacteria to different environments. This study was intended to evaluate the presence of Escherichia coli strains resistant to cephalosporins in flies captured in the areas surrounding five broiler farms. Phenotypic and molecular characterization of the res...

journal_title：Applied and environmental microbiology

authors： Solà-Ginés M,González-López JJ,Cameron-Veas K,Piedra-Carrasco N,Cerdà-Cuéllar M,Migura-Garcia L

更新日期：2015-06-01 00:00:00

abstract：:Concentrations of airborne coliform bacteria as high as 1.5 X 10(4) m-3 were observed 8 cm above anaerobically digested sewage sludge applied to a forest clearcut. Dry conditions and high wind speeds tended to favor aerosol generation. ...

journal_title：Applied and environmental microbiology

authors： Edmonds RL,Littke W

更新日期：1978-12-01 00:00:00

abstract：:The purpose of this study was to examine host distribution patterns among fecal bacteria in the order Bacteroidales, with the goal of using endemic sequences as markers for fecal source identification in aquatic environments. We analyzed Bacteroidales 16S rRNA gene sequences from the feces of eight hosts: human, bovin...

journal_title：Applied and environmental microbiology

authors： Dick LK,Bernhard AE,Brodeur TJ,Santo Domingo JW,Simpson JM,Walters SP,Field KG

更新日期：2005-06-01 00:00:00

abstract：:The metabolic conversion of 5-methylfurfural and 2-methylfurfural to furfural by a methanogenic bacterium, Methanococcus sp. strain B, was studied. This bacterium was found to use methylfurfural compounds as a growth substrate and to convert them stoichiometrically to furfural. For every mole of methylfurfurals metabo...

journal_title：Applied and environmental microbiology

authors： Boopathy R

更新日期：1996-09-01 00:00:00

abstract：:We report a method which combines epifluorescence microscopy and microautoradiography to determine both the total number of microorganisms in natural water populations and those individual organisms active in the uptake of specific substrates. After incubation with H-labeled substrate, the sample is filtered and, whil...

journal_title：Applied and environmental microbiology

authors： Tabor PS,Neihof RA

更新日期：1982-10-01 00:00:00

abstract：:The MICRO-ID LISTERIA system, designed to identify Listeria isolates to species level within 24 h, was compared with conventional biochemical identification. MICRO-ID LISTERIA used in combination with the CAMP test correctly identified 409 (98.8%) of 414 strains isolated from human, animal, food, and environmental sou...

journal_title：Applied and environmental microbiology

authors： Bannerman E,Yersin MN,Bille J

更新日期：1992-06-01 00:00:00

abstract：:In all purification stages of a biological sewage treatment plant, phototrophic bacteria were detected by the method of viable cell counts. The predominant species identified belonged to the genus Rhodopseudomonas of purple nonsulfur bacteria. The number of phototrophic bacteria was highest in wastewater containing sl...

journal_title：Applied and environmental microbiology

authors： Siefert E,Irgens RL,Pfennig N

更新日期：1978-01-01 00:00:00

abstract：:The biodegradation of tert-butylphenyl diphenyl phosphate (BPDP) was examined in microcosms containing sediment and water from five different ecosystems as part of our studies to elucidate the environmental fate of phosphate ester flame retardants. Biodegradation of [14C]BPDP was monitored in the environmental microco...

journal_title：Applied and environmental microbiology

authors： Heitkamp MA,Freeman JP,Cerniglia CE

更新日期：1986-02-01 00:00:00

abstract：:Trichoderma reesei can produce up to 100 g/liter of extracellular proteins. The major and industrially relevant products are cellobiohydrolase I (CBHI) and the hemicellulase XYNI. The genes encoding both enzymes are transcriptionally activated by the regulatory protein Xyr1. The first 850 nucleotides of the cbh1 promo...

journal_title：Applied and environmental microbiology

authors： Kiesenhofer DP,Mach RL,Mach-Aigner AR

更新日期：2017-12-15 00:00:00

abstract：:The rate of uptake of propanoic acid and the cell dimensions were measured for 23 yeasts differing in their resistance to weak-acid-type preservatives. Relationships between reciprocal uptake rate, reciprocal permeability, cell volume, cell area, volume/area, and the MICs of benzoic acid and propanoic acid for the yea...

journal_title：Applied and environmental microbiology

authors： Warth AD

更新日期：1989-11-01 00:00:00

abstract：:Paenilide is a novel, heat-stable peptide toxin from Paenibacillus tundrae, which colonizes barley. P. tundrae produced 20 to 50 ng of the toxin mg(-1) of cells (wet weight) throughout a range of growth temperatures from +5°C to +28°C. Paenilide consisted of two substances of 1,152 Da and 1,166 Da, with masses and tan...

journal_title：Applied and environmental microbiology

authors： Rasimus S,Mikkola R,Andersson MA,Teplova VV,Venediktova N,Ek-Kommonen C,Salkinoja-Salonen M

更新日期：2012-05-01 00:00:00

abstract：:Polyclonal antibodies of predetermined specificity for pediocin PA-1 (pedA1) have been generated by immunization of rabbits with a chemically synthesized C-terminal fragment of this bacteriocin (PH2) conjugated to the carrier protein keyhole limpet hemocyanin (KLH). The sensitivity and specificity of the PH2-KLH-gener...

journal_title：Applied and environmental microbiology

authors： Martínez JM,Martínez MI,Suárez AM,Herranz C,Casaus P,Cintas LM,Rodríguez JM,Hernández PE

更新日期：1998-11-01 00:00:00

abstract：:The effect of condensed tannins from birdsfoot trefoil (Lotus corniculatus L.) on the cellulolytic rumen bacterium Fibrobacter succinogenes S85 was examined. Condensed tannins inhibited endoglucanase activity in the extracellular culture fluid, at concentrations as low as 25 mug ml. In contrast, cell-associated endogl...

journal_title：Applied and environmental microbiology

authors： Bae HD,McAllister TA,Yanke J,Cheng KJ,Muir AD

更新日期：1993-07-01 00:00:00

abstract：:The reduction of cytotoxicity in virus concentrates from environmental samples was accomplished by high-speed centrifugation and by filtration of the samples through positively charged depth filters. ...

journal_title：Applied and environmental microbiology

authors： Hejkal TW,Gerba CP,Rao VC

更新日期：1982-03-01 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：:The Lactobacillus johnsonii VPI 11088 groESL operon was localized on the chromosome near the insertion element IS1223. The operon was initially cloned as a series of three overlapping PCR fragments, which were sequenced and used to design primers to amplify the entire operon. The amplified fragment was used as a probe...

journal_title：Applied and environmental microbiology

authors： Walker DC,Girgis HS,Klaenhammer TR

更新日期：1999-07-01 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：:The kinetics of concentration-dependent toluene metabolism were examined by evaluating each term in the second-order rate equation. Marine and freshwater pseudomonads were used. Uptake for Pseudomonas sp. strain T2 was characterized by a completely saturatable system with small transport constant (K(t) = 44 mug/liter)...

journal_title：Applied and environmental microbiology

authors： Robertson BR,Button DK

更新日期：1987-09-01 00:00:00

abstract：:Indirect exposure to waterborne viruses increases the risk of infection, especially among children with frequent hand-to-mouth contacts. Here, we quantified the transfer of one bacteriophage (MS2) and two enteric viruses (adenovirus and coxsackievirus) from liquid to skin. MS2, a commonly used enteric virus surrogate,...

journal_title：Applied and environmental microbiology

authors： Pitol AK,Bischel HN,Boehm AB,Kohn T,Julian TR

更新日期：2018-10-30 00:00:00

abstract：:Olavius crassitunicatus is a small symbiont-bearing worm that occurs at high abundance in oxygen-deficient sediments in the East Pacific Ocean. Using comparative 16S rRNA sequence analysis and fluorescence in situ hybridization, we examined the diversity and phylogeny of bacterial symbionts in two geographically dista...

journal_title：Applied and environmental microbiology

authors： Blazejak A,Erséus C,Amann R,Dubilier N

更新日期：2005-03-01 00:00:00

abstract：:Mutants of Erwinia herbicola Eh1087 (Ant-), which did not produce antibiotic activity against Erwinia amylovora, the fire blight pathogen, were selected after TnphoA mutagenesis. In immature pear fruit Ant- mutants grew at the same rate as wild-type strain Eh1087 but did not suppress development of the disease caused ...

journal_title：Applied and environmental microbiology

authors： Kearns LP,Mahanty HK

更新日期：1998-05-01 00:00:00

abstract：:It has been shown that the coexistence of methanogenesis and reductive acetogenesis in the hindgut of the wood-feeding termite Reticulitermes flavipes is based largely on the radial distribution of the respective microbial populations and relatively high hydrogen partial pressures in the gut lumen. Using Clark-type mi...

journal_title：Applied and environmental microbiology

authors： Schmitt-Wagner D,Brune A

更新日期：1999-10-01 00:00:00

abstract：:The cellulosomes produced by Clostridium cellulovorans are organized by the specific interactions between the cohesins in the scaffolding proteins and the dockerins of the catalytic components. Using a cohesin biomarker, we identified a cellulosomal enzyme which belongs to the glycosyl hydrolase family 5 and has a dom...

journal_title：Applied and environmental microbiology

authors： Jeon SD,Lee JE,Kim SJ,Park SH,Choi GW,Han SO

更新日期：2013-10-01 00:00:00

abstract：:The effects of antibiotic production on rhizosphere microbial communities of field-grown Phaseolus vulgaris were assessed by using ribosomal intergenic spacer analysis. Inoculum strains of Rhizobium etli CE3 differing only in trifolitoxin production were used. Trifolitoxin production dramatically reduced the diversity...

journal_title：Applied and environmental microbiology

authors： Robleto EA,Borneman J,Triplett EW

更新日期：1998-12-01 00:00:00