Direct Polymerase Chain Reaction Detection of Campylobacter jejuni and Campylobacter coli in Raw Milk and Dairy Products.

abstract：:Two duck farms in Hong Kong were examined monthly for 1 year for the occurrence and persistence of influenza viruses within the duck communities. The predominant virus in one community was H3N2, a virus antigenically related to the pandemic Hong Kong strain. This virus was isolated monthly throughout the year from fec...

journal_title：Applied and environmental microbiology

authors： Markwell DD,Shortridge KF

更新日期：1982-01-01 00:00:00

abstract：:Waters in marine and freshwater areas of Puerto Rico were analyzed for the presence of Legionella spp. by direct fluorescent antibody assay with guinea pig confirmation. Several species, including L. bozemanii, L. dumoffii, L. gormanii, L. longbeachae, L. micdadei, and L. pneumophila, were widely distributed among all...

journal_title：Applied and environmental microbiology

authors： Ortiz-Roque CM,Hazen TC

更新日期：1987-09-01 00:00:00

abstract：:The relationship between nutrients leached onto the leaf surface and the colonization of plants by bacteria was studied by measuring both the abundance of simple sugars and the growth of Pseudomonas fluorescens on individual bean leaves. Data obtained in this study indicate that the population size of epiphytic bacter...

journal_title：Applied and environmental microbiology

authors： Mercier J,Lindow SE

更新日期：2000-01-01 00:00:00

abstract：:Recombinant DNA clones carrying high-copy or low-copy sequences from Aspergillus nidulans and Neurospora crassa were used to identify restriction fragment length polymorphisms (RFLPs) diagnostic for members of the A. flavus group: A. flavus, A. parasiticus, and A. nomius. These fungi were resolved into three distinct ...

journal_title：Applied and environmental microbiology

authors： Moody SF,Tyler BM

更新日期：1990-08-01 00:00:00

abstract：:In this study, we combined metabolic reconstruction, growth assays, and metabolome and transcriptome analyses to obtain a global view of the sulfur metabolic network and of the response to sulfur availability in Brevibacterium aurantiacum. In agreement with the growth of B. aurantiacum in the presence of sulfate and c...

journal_title：Applied and environmental microbiology

authors： Forquin MP,Hébert A,Roux A,Aubert J,Proux C,Heilier JF,Landaud S,Junot C,Bonnarme P,Martin-Verstraete I

更新日期：2011-02-01 00:00:00

abstract：:In vivo hydrolysis of inulin and sucrose was examined in selected yeasts of the genus Kluyveromyces. Cells, grown in sucrose-limited chemostat cultures, were subjected to treatments for the removal of inulinase, the enzyme responsible for the hydrolysis of both inulin and sucrose. The effects of these treatments were ...

journal_title：Applied and environmental microbiology

authors： Rouwenhorst RJ,Ritmeester WS,Scheffers WA,Van Dijken JP

更新日期：1990-11-01 00:00:00

abstract：:The cry19A operon of Bacillus thuringiensis subsp. jegathesan encodes two proteins, mosquitocidal Cry19A (ORF1; 75 kDa) and an ORF2 (60 kDa) of unknown function. Expression of the cry19A operon in an acrystalliferous strain of B. thuringiensis (4Q7) yielded one small crystal per cell, whereas no crystals were produced...

journal_title：Applied and environmental microbiology

authors： Barboza-Corona JE,Park HW,Bideshi DK,Federici BA

更新日期：2012-03-01 00:00:00

abstract：:Scanning and transmission electron microscopy were used to examine the adherence and in situ morphology of the microbial community colonizing the anal and vulvar pores of the subfamily Cyathostominae (Nematoda: Strongylidae) from the colon of Burchell's zebra (Equus burchelli antiquorum). Two different morphological t...

journal_title：Applied and environmental microbiology

authors： Mackie RI,Krecek RC,Els HJ,van Niekerk JP,Kirschner LM,Baecker AA

更新日期：1989-05-01 00:00:00

abstract：:A genome-wide search was performed to identify simple sequence repeat (SSR) loci among the available sequence databases from four strains of Xylella fastidiosa (strains causing Pierce's disease, citrus variegated chlorosis, almond leaf scorch, and oleander leaf scorch). Thirty-four SSR loci were selected for SSR prime...

journal_title：Applied and environmental microbiology

authors： Lin H,Civerolo EL,Hu R,Barros S,Francis M,Walker MA

更新日期：2005-08-01 00:00:00

abstract：:The occurrence and distribution of magnetotactic bacteria (MB) were studied as a function of the physical and chemical conditions in meromictic Salt Pond, Falmouth, Mass., throughout summer 2002. Three dominant MB morphotypes were observed to occur within the chemocline. Small microaerophilic magnetite-producing cocci...

journal_title：Applied and environmental microbiology

authors： Simmons SL,Sievert SM,Frankel RB,Bazylinski DA,Edwards KJ

更新日期：2004-10-01 00:00:00

abstract：:Race 1 isolates of Fusarium oxysporum f. sp. lycopersici (FOL) are characterized by the presence of AVR1 in their genomes. The product of this gene, Avr1, triggers resistance in tomato cultivars carrying resistance gene I In FOL race 2 and race 3 isolates, AVR1 is absent, and hence they are virulent on tomato cultivar...

journal_title：Applied and environmental microbiology

authors： Biju VC,Fokkens L,Houterman PM,Rep M,Cornelissen BJC

更新日期：2017-02-01 00:00:00

abstract：:The possible existence of endemism among microorganisms resulting from and preserved by geographic isolation is one of the most controversial topics in microbial ecology. We isolated 31 strains of "Spumella-like" flagellates from remote sampling sites from all continents, including Antarctica. These and another 23 iso...

journal_title：Applied and environmental microbiology

authors： Boenigk J,Pfandl K,Garstecki T,Harms H,Novarino G,Chatzinotas A

更新日期：2006-08-01 00:00:00

abstract：:The quorum sensing (QS) system controls bacterial group behaviors in response to cell density. In vibrios, LuxR and AphA are two master QS regulators (MQSRs) controlling gene expression in response to high or low cell density. Other regulators involved in the regulation of these two MQSRs and QS pathways remain to be ...

journal_title：Applied and environmental microbiology

authors： Gao X,Wang X,Mao Q,Xu R,Zhou X,Ma Y,Liu Q,Zhang Y,Wang Q

更新日期：2018-05-31 00:00:00

abstract：:Some nitrate- and Fe(III)-reducing microorganisms are capable of oxidizing Fe(II) with nitrate as the electron acceptor. This enzymatic pathway may facilitate the development of anaerobic microbial communities that take advantage of the energy available during Fe-N redox oscillations. We examined this phenomenon in sy...

journal_title：Applied and environmental microbiology

authors： Coby AJ,Picardal F,Shelobolina E,Xu H,Roden EE

更新日期：2011-09-01 00:00:00

abstract：:Genetic competence in Streptococcus mutans is a transient state that is regulated in response to multiple environmental inputs. These include extracellular pH and the concentrations of two secreted peptides, designated CSP (competence-stimulating peptide) and XIP (comX-inducing peptide). The role of environmental cues...

journal_title：Applied and environmental microbiology

authors： Son M,Ghoreishi D,Ahn SJ,Burne RA,Hagen SJ

更新日期：2015-08-15 00:00:00

abstract：:The effect of the washing aid T-128 (generally recognized as safe [GRAS] formulation, composed mainly of phosphoric acid and propylene glycol) on inactivation of Salmonella and Pseudomonas populations in biofilms on stainless steel was evaluated under conditions of increasing organic matter loads in chlorinated wash s...

journal_title：Applied and environmental microbiology

authors： Shen C,Luo Y,Nou X,Bauchan G,Zhou B,Wang Q,Millner P

更新日期：2012-10-01 00:00:00

abstract：:The known archaeal family B DNA polymerases are unable to participate in the PCR in the presence of uracil. Here, we report on a novel archaeal family B DNA polymerase from Nanoarchaeum equitans that can successfully utilize deaminated bases such as uracil and hypoxanthine and on its application to PCR. N. equitans fa...

journal_title：Applied and environmental microbiology

authors： Choi JJ,Song JG,Nam KH,Lee JI,Bae H,Kim GA,Sun Y,Kwon ST

更新日期：2008-11-01 00:00:00

abstract：:Eubacterium lentum is a gram-positive, nonsporeforming, nonmotile, asaccharolytic anaerobe. In the present investigations, 3 E. lentum strains (group E) isolated from rat feces were compared with 30 E. lentum strains (groups A, B, C, and D) previously studied by Macdonald et al. (I. A. Macdonald, J. F. Jellet, D. E. M...

journal_title：Applied and environmental microbiology

authors： Eyssen H,Verhulst A

更新日期：1984-01-01 00:00:00

abstract：:The contribution of the biochemical pathways nitrification, denitrification, and dissimilatory NO3- reduction to NH4+ (DNRA) to the accumulation of NO2- in freshwaters is governed by the species compositions of the bacterial populations resident in the sediments, available carbon (C) and nitrogen (N) substrates, and e...

journal_title：Applied and environmental microbiology

authors： Kelso BHL,Smith RV,Laughlin RJ

更新日期：1999-01-01 00:00:00

abstract：:A longstanding awareness in generating resistance to common antimicrobial therapies by Gram-negative bacteria has made them a major threat to global health. The application of antimicrobial peptides as a therapeutic agent would be a great opportunity to combat bacterial diseases. Here, we introduce a new antimicrobial...

journal_title：Applied and environmental microbiology

authors： Modiri S,Kasra Kermanshahi R,Soudi MR,Arab SS,Khammari A,Cousineau B,Vali H,Zahiri HS,Noghabi KA

更新日期：2020-05-05 00:00:00

abstract：:Dehalobacter and "Dehalococcoides" spp. were previously shown to be involved in the biotransformation of 1,1,2-trichloroethane (1,1,2-TCA) and 1,2-dichloroethane (1,2-DCA) to ethene in a mixed anaerobic enrichment culture. Here we report the further enrichment and characterization of a Dehalobacter sp. from this mixed...

journal_title：Applied and environmental microbiology

authors： Grostern A,Edwards EA

更新日期：2009-05-01 00:00:00

abstract：:Resistance to vancomycin permitted detection, in a culture of Streptococcus cremoris 290PC, of a contaminant gram-positive coccus. Morphological and physiological characteristics indicated that this bacterium was a strain of Leuconostoc sp., designated PO184. This strain contained four plasmid species, which were dist...

journal_title：Applied and environmental microbiology

authors： Orberg PK,Sandine WE

更新日期：1984-12-01 00:00:00

abstract：:An enzyme-linked immunosorbent assay was developed for the detection of whole cells of methanogens in samples from anaerobic continuously stirred tank digesters treating slurries of solid waste. The assay was found to allow for quantitative analysis of the most important groups of methanogens in samples from anaerobic...

journal_title：Applied and environmental microbiology

authors： Sørensen AH,Ahring BK

更新日期：1997-05-01 00:00:00

abstract：:The ionic and nonionic surfactants sodium dodecyl sulfate and Triton X-100, respectively, eluted two viruses, phi X174 and PRD1, which were adsorbed to the ionic and nonionic binding membranes cationic polysulfone and nitrocellulose, respectively. Results indicated that complete elution was readily achieved only when ...

journal_title：Applied and environmental microbiology

authors： Fujito BT,Lytle CD

更新日期：1996-09-01 00:00:00

abstract：:Entomopathogenic fungi can produce a series of chitinases, some of which act synergistically with proteases to degrade insect cuticle. However, chitinase involvement in insect fungus pathogenesis has not been fully characterized. In this paper, an endochitinase, Bbchit1, was purified to homogeneity from liquid culture...

journal_title：Applied and environmental microbiology

authors： Fang W,Leng B,Xiao Y,Jin K,Ma J,Fan Y,Feng J,Yang X,Zhang Y,Pei Y

更新日期：2005-01-01 00:00:00

abstract：:Wood-degrading fungi use a sequence of oxidative and hydrolytic mechanisms to loosen lignocellulose and then release and metabolize embedded sugars. These temporal sequences have recently been mapped at high resolution using directional growth on wood wafers, revealing previously obscured dynamics as fungi progressive...

journal_title：Applied and environmental microbiology

authors： Presley GN,Panisko E,Purvine SO,Schilling JS

更新日期：2018-08-01 00:00:00

abstract：:The role of three key nitrogen regulatory genes, glnB (encoding the P(II) protein), glnZ (encoding the P(z) protein), and glnD (encoding the GlnD protein), in regulation of poly-3-hydroxybutyrate (PHB) biosynthesis by ammonia in Azospirillum brasilense Sp7 was investigated. It was observed that glnB glnZ and glnD muta...

journal_title：Applied and environmental microbiology

authors： Sun J,Van Dommelen A,Van Impe J,Vanderleyden J

更新日期：2002-02-01 00:00:00

abstract：:The transport of branched-chain amino acids in Streptococcus thermophilus was energy dependent. The metabolic inhibitors of glycolysis and ATPase enzymes were active, but the proton-conducting uncouplers were not. Transport was optimal at temperatures of between 30 and 45 degrees C and at pH 7.0 for the three amino ac...

journal_title：Applied and environmental microbiology

authors： Akpemado KM,Bracquart PA

更新日期：1983-01-01 00:00:00

abstract：:We examined nitrate-dependent Fe(2+) oxidation mediated by anaerobic ammonium oxidation (anammox) bacteria. Enrichment cultures of "Candidatus Brocadia sinica" anaerobically oxidized Fe(2+) and reduced NO3(-) to nitrogen gas at rates of 3.7 ± 0.2 and 1.3 ± 0.1 (mean ± standard deviation [SD]) nmol mg protein(-1) min(-...

journal_title：Applied and environmental microbiology

authors： Oshiki M,Ishii S,Yoshida K,Fujii N,Ishiguro M,Satoh H,Okabe S

更新日期：2013-07-01 00:00:00

abstract：:The existence of a hydrogen sulfide:ferric ion oxidoreductase, which catalyzes the oxidation of elemental sulfur with ferric ions as an electron acceptor to produce ferrous and sulfite ions, was assayed with washed intact cells and cell extracts of various kinds of iron-oxidizing bacteria, such as Thiobacillus ferroox...

journal_title：Applied and environmental microbiology

authors： Sugio T,White KJ,Shute E,Choate D,Blake RC

更新日期：1992-01-01 00:00:00