Toxic shock syndrome toxin 1 (TSST-1) production by staphylococci isolated from goats and presence of specific antibodies to TSST-1 in serum and milk.

abstract：:Human norovirus (NoV) is the leading cause of foodborne disease in the United States, and epidemiological studies have shown that fresh produce is one of the major vehicles for the transmission of human NoV. However, the mechanisms of norovirus contamination and persistence in fresh produce are poorly understood. The ...

journal_title：Applied and environmental microbiology

authors： DiCaprio E,Culbertson D,Li J

更新日期：2015-04-01 00:00:00

abstract：:NAD+-dependent formate dehydrogenase (FDH; EC 1.2.1.2) is an industrial enzyme widely used for NADH regeneration. However, enzyme inactivation caused by the oxidation of cysteine residues is a flaw of native FDH. In this study, we relieved the oxidation of the free cysteine of FDH from Candida boidinii (CboFDH) throug...

journal_title：Applied and environmental microbiology

authors： Zheng J,Yang T,Zhou J,Xu M,Zhang X,Rao Z

更新日期：2016-12-30 00:00:00

abstract：:Sixty-eight halobacteria, including both culture collection strains and fresh isolates from widely differing geographical areas, were tested for susceptibility to arsenate, cadmium, chromium, cobalt, copper, lead, mercury, nickel, silver, and zinc ions by an agar dilution technique. The culture collection strains show...

journal_title：Applied and environmental microbiology

authors： Nieto JJ,Ventosa A,Ruiz-Berraquero F

更新日期：1987-05-01 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：:The Pseudomonas putida KT2440 TOL upper pathway is repressed under nonlimiting conditions in cells growing in chemostat with succinate as a carbon source. We show that the ptsN gene product IIA(Ntr) participates in this repression. Crc, involved in yeast extract-dependent repression in batch cultures, did not influenc...

journal_title：Applied and environmental microbiology

authors： Aranda-Olmedo I,Marín P,Ramos JL,Marqués S

更新日期：2006-11-01 00:00:00

abstract：:Microbial partners play important roles in the biology and ecology of animals. In insects, maternally transmitted symbionts are especially common and can have host effects ranging from reproductive manipulation to nutrient provisioning and defense against natural enemies. In this study, we report a genus-wide associat...

journal_title：Applied and environmental microbiology

authors： Ballinger MJ,Moore LD,Perlman SJ

更新日期：2018-01-31 00:00:00

abstract：:Pseudomonas fluorescens is able to produce the medically and industrially important exopolysaccharide alginate. The proteins involved in alginate biosynthesis and secretion form a multiprotein complex spanning the inner and outer membranes. In the present study, we developed a method by which the porin AlgE was detect...

journal_title：Applied and environmental microbiology

authors： Maleki S,Almaas E,Zotchev S,Valla S,Ertesvåg H

更新日期：2015-12-11 00:00:00

abstract：:Three cutinase gene-like genes from the basidiomycete Coprinopsis cinerea (Coprinus cinereus) found with a similarity search were cloned and expressed in Trichoderma reesei under the control of an inducible cbh1 promoter. The selected transformants of all three polyesterase constructs showed activity with p-nitropheny...

journal_title：Applied and environmental microbiology

authors： Kontkanen H,Westerholm-Parvinen A,Saloheimo M,Bailey M,Rättö M,Mattila I,Mohsina M,Kalkkinen N,Nakari-Setälä T,Buchert J

更新日期：2009-04-01 00:00:00

abstract：:The membrane proteins IIC and IID of the mannose phosphotransferase system (Man-PTS) together form a membrane-located complex that serves as a receptor for several different bacteriocins, including the pediocin-like class IIa bacteriocins and the class IIc bacteriocin lactococcin A. Bacterial strains sensitive to clas...

journal_title：Applied and environmental microbiology

authors： Kjos M,Nes IF,Diep DB

更新日期：2011-05-01 00:00:00

abstract：:The products synthesized from a hybrid polyketide synthase/nonribosomal peptide synthetase gene cluster in the genome of Pseudomonas fluorescens Pf-5 were identified using a genomics-guided strategy involving insertional mutagenesis and subsequent metabolite profiling. Five analogs of rhizoxin, a 16-member macrolide w...

journal_title：Applied and environmental microbiology

authors： Loper JE,Henkels MD,Shaffer BT,Valeriote FA,Gross H

更新日期：2008-05-01 00:00:00

abstract：:Of 70 pure microbial cultures isolated from aquatic habitats, soil, and air according to the ability to lyse live blue-green algae, 62 were fungi representing the genera Acremonium, Emericellopsis, and Verticillium. Algal-lysing fungi were isolated from all habitat types sampled. The remaining isolates comprised four ...

journal_title：Applied and environmental microbiology

authors： Redhead K,Wright SJ

更新日期：1978-05-01 00:00:00

abstract：:Twenty-six subsurface samples were collected from a borehole at depths of 173.3 to 196.8 m in the saturated zone at the Hanford Site in south-central Washington State. The sampling was performed throughout strata that included fine-grained lacustrine (lake) sediments, a paleosol (buried soil) sequence, and coarse-grai...

journal_title：Applied and environmental microbiology

authors： Kieft TL,Fredrickson JK,McKinley JP,Bjornstad BN,Rawson SA,Phelps TJ,Brockman FJ,Pfiffner SM

更新日期：1995-02-01 00:00:00

abstract：:The adherent-invasive Escherichia coli (AIEC) pathotype, which has been associated with Crohn's disease, shows similar traits to human and animal extraintestinal pathogenic E. coli (ExPEC) with respect to their phylogenetic origin and virulence gene profiles. Here, we demonstrate that animal ExPEC strains generally do...

journal_title：Applied and environmental microbiology

authors： Martinez-Medina M,Garcia-Gil J,Barnich N,Wieler LH,Ewers C

更新日期：2011-08-15 00:00:00

abstract：:The ability of yeasts to ferment cellodextrins is rare. Candida wickerhamii is able to use these sugars for alcohol production because of a cell-bound, extracellular, beta-glucosidase that is unusual by not being inhibited by glucose. A cDNA expression library in lambda phage was prepared with mRNA isolated from cello...

journal_title：Applied and environmental microbiology

authors： Skory CD,Freer SN

更新日期：1995-02-01 00:00:00

abstract：:A rapid and simple approach to the small-subunit (SSU) rRNA-based quantitative detection of a specific group of microorganisms in complex ecosystems has been developed. The method employs sequence-specific cleavage of rRNA molecules with oligonucleotides and RNase H. Defined mixtures of SSU rRNAs were mixed with an ol...

journal_title：Applied and environmental microbiology

authors： Uyeno Y,Sekiguchi Y,Sunaga A,Yoshida H,Kamagata Y

更新日期：2004-06-01 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：:Resistance to Bacillus thuringiensis Cry1Ac toxin was characterized in a population of Helicoverpa zea larvae previously shown not to have an alteration in toxin binding as the primary resistance mechanism to this toxin. Cry1Ac-selected larvae (AR1) were resistant to protoxins and toxins of Cry1Ab, Cry1Ac, and the cor...

journal_title：Applied and environmental microbiology

authors： Caccia S,Moar WJ,Chandrashekhar J,Oppert C,Anilkumar KJ,Jurat-Fuentes JL,Ferré J

更新日期：2012-08-01 00:00:00

abstract：:Western Lake Erie (Laurentian Great Lakes) is prone to annual cyanobacterial harmful algal blooms (cHABs) dominated by Microcystis spp. that often yield microcystin toxin concentrations exceeding the federal EPA recreational contact advisory of 8 μg liter-1 In August 2014, microcystin levels were detected in finished ...

journal_title：Applied and environmental microbiology

authors： McKindles KM,Manes MA,DeMarco JR,McClure A,McKay RM,Davis TW,Bullerjahn GS

更新日期：2020-10-28 00:00:00

abstract：:We recently showed that expressing an H(2)O-NADH oxidase in Saccharomyces cerevisiae drastically reduces the intracellular NADH concentration and substantially alters the distribution of metabolic fluxes in the cell. Although the engineered strain produces a reduced amount of ethanol, a high level of acetaldehyde accu...

journal_title：Applied and environmental microbiology

authors： Heux S,Sablayrolles JM,Cachon R,Dequin S

更新日期：2006-09-01 00:00:00

abstract：:Xylanase activity from naturally occurring color variants of Aureobasidium pullulans was associated with extracellular monomeric proteins of 20 to 21 kilodaltons. Xylanase represented nearly half the total extracellular protein, with a yield of up to 0.3 g of xylanase per liter. The specific activity of partially puri...

journal_title：Applied and environmental microbiology

authors： Leathers TD

更新日期：1986-11-01 00:00:00

abstract：:A database was probed with artificial neural network (ANN) and multivariate logistic regression (MLR) models to investigate the efficacy of predicting PCR-identified human adenovirus (ADV), Norwalk-like virus (NLV), and enterovirus (EV) presence or absence in shellfish harvested from diverse countries in Europe (Spain...

journal_title：Applied and environmental microbiology

authors： Brion G,Viswanathan C,Neelakantan TR,Lingireddy S,Girones R,Lees D,Allard A,Vantarakis A

更新日期：2005-09-01 00:00:00

abstract：:The spirochete Borrelia burgdorferi is the causative agent of Lyme disease, the leading vector-borne illness in the United States. Many of the genetic factors affecting spirochete morphology and physiology are unknown due to the limited genetic tools available and the large number of open reading frames with unknown f...

journal_title：Applied and environmental microbiology

authors： Stewart PE,Hoff J,Fischer E,Krum JG,Rosa PA

更新日期：2004-10-01 00:00:00

abstract：:The interaction between two Fusarium mycotoxins, zearalenone (ZEN) and its derivative (')alpha-zearalenol ((')alpha-ZOL), with two food-grade strains of Lactobacillus was investigated. The mycotoxins (2 microg ml(-1)) were incubated with either Lactobacillus rhamnosus strain GG or L. rhamnosus strain LC705. A consider...

journal_title：Applied and environmental microbiology

authors： El-Nezami H,Polychronaki N,Salminen S,Mykkänen H

更新日期：2002-07-01 00:00:00

abstract：:This study demonstrates that elution of enteroviruses from a mixture of primary- and activated-sludge solids with beef extract at pH 9.2 +/- 0.2 may be less efficient than elution with beef extract at pH 7.2 +/- 0.2 and that elution of enteroviruses from extended-aeration-sludge solids with beef extract is at best no ...

journal_title：Applied and environmental microbiology

authors： Berg G,Sullivan G

更新日期：1988-07-01 00:00:00

abstract：:AbiV is an abortive infection protein that inhibits the lytic cycle of several virulent phages infecting Lactococcus lactis, while a mutation in the phage gene sav confers insensitivity to AbiV. In this study, we have further characterized the effects of the bacterial AbiV and its interaction with the phage p2 protein...

journal_title：Applied and environmental microbiology

authors： Haaber J,Samson JE,Labrie SJ,Campanacci V,Cambillau C,Moineau S,Hammer K

更新日期：2010-11-01 00:00:00

abstract：:Tn5 insertion mutants of a soil isolate, Pseudomonas fluorescens Pf0-1, were selected for decreased ability to adhere to quartz sand in a column assay. Three adhesion-deficient mutants that differed in the location of the Tn5 insertion in the chromosome were isolated and compared with the wild-type strain. One mutant,...

journal_title：Applied and environmental microbiology

authors： Deflaun MF,Marshall BM,Kulle EP,Levy SB

更新日期：1994-07-01 00:00:00

abstract：:The unusual compound beta-aminoglutaric acid (beta-glutamate) has been identified by 13C nuclear magnetic resonance spectroscopy in soluble extracts of marine methanogenic bacteria. We examined several methanogen species representing nine genera and found that beta-glutamate occurred in methanococci and two methanogen...

journal_title：Applied and environmental microbiology

authors： Robertson DE,Roberts MF,Belay N,Stetter KO,Boone DR

更新日期：1990-05-01 00:00:00

abstract：:Chromohalobacter salexigens DSM 3043 can grow on N,N-dimethylglycine (DMG) as the sole C, N, and energy source and utilize sarcosine as the sole N source under aerobic conditions. However, little is known about the genes and enzymes involved in the conversion of DMG to sarcosine in this strain. In the present study, g...

journal_title：Applied and environmental microbiology

authors： Yang T,Shao YH,Guo LZ,Meng XL,Yu H,Lu WD

更新日期：2020-08-18 00:00:00

abstract：:This study evaluated the influence of parameters relevant for cheese making on histamine formation by Streptococcus thermophilus. Strains possessing a histidine decarboxylase (hdcA) gene represented 6% of the dairy isolates screened. The most histaminogenic, S. thermophilus PRI60, exhibited in skim milk a high basal l...

journal_title：Applied and environmental microbiology

authors： Rossi F,Gardini F,Rizzotti L,La Gioia F,Tabanelli G,Torriani S

更新日期：2011-04-01 00:00:00

abstract：:The structure and stability of the dominant lactic acid bacterium population were assessed during wheat flour sourdough type I propagation by using singly nine strains of Lactobacillus sanfranciscensis. Under back-slopping propagation with wheat flour type 0 F114, cell numbers of presumptive lactic acid bacteria varie...

journal_title：Applied and environmental microbiology

authors： Siragusa S,Di Cagno R,Ercolini D,Minervini F,Gobbetti M,De Angelis M

更新日期：2009-02-01 00:00:00