New method for isolating barophiles from intestinal contents of deep-sea fishes retrieved from the abyssal zone.

abstract：:The fate of selenium in the environment is controlled, in part, by microbial selenium oxyanion reduction and Se(0) precipitation. In this study, we identified a genetic regulator that controls selenate reductase activity in the Se-reducing bacterium Enterobacter cloacae SLD1a-1. Heterologous expression of the global a...

journal_title：Applied and environmental microbiology

authors： Yee N,Ma J,Dalia A,Boonfueng T,Kobayashi DY

更新日期：2007-03-01 00:00:00

abstract：:A diesel fuel-contaminated aquifer was bioremediated in situ by the injection of oxidants (O2 and NO3-) and nutrients in order to stimulate microbial activity. After 3.5 years of remediation, an aquifer sample was excavated and the material was used (i) to isolate bacterial strains able to grow on selected hydrocarbon...

journal_title：Applied and environmental microbiology

authors： Hess A,Zarda B,Hahn D,Häner A,Stax D,Höhener P,Zeyer J

更新日期：1997-06-01 00:00:00

abstract：:The biological utilization of CO(2) and H(2) for the formation of short-chain fatty acids was studied by using a mixed culture of bacteria. Optimization of a medium was carried out in continuous culture to identify limiting factors which controlled growth and production of organic acids. The optimal pH for growth and ...

journal_title：Applied and environmental microbiology

authors： Goldberg I,Cooney CL

更新日期：1981-01-01 00:00:00

abstract：:Eukaryotic marine microbes play pivotal roles in biogeochemical nutrient cycling and ecosystem function, but studies that focus on the protistan biogeography and genetic diversity lag-behind studies of other microbes. 18S rRNA PCR amplification and clone library sequencing are commonly used to assess diversity that is...

journal_title：Applied and environmental microbiology

authors： Koid A,Nelson WC,Mraz A,Heidelberg KB

更新日期：2012-06-01 00:00:00

abstract：:Reductive dechlorination of the ortho moiety of polychlorinated biphenyls (PCBs) as well as of meta and para moieties is shown to occur in anaerobic enrichments of Baltimore Harbor sediments. These estuarine sediments ortho dechlorinated 2,3,5,6-chlorinated biphenyl (CB), 2,3,5-CB, and 2,3,6-CB in freshwater or estuar...

journal_title：Applied and environmental microbiology

authors： Berkaw M,Sowers KR,May HD

更新日期：1996-07-01 00:00:00

abstract：:Soybean trypsin inhibitors are thought to ward off pathogens. Studies with aflatoxigenic strains of Aspergillus flavus and A. parasiticus, frequent soybean contaminants, revealed that trypsin inhibitors do not affect the growth of these fungi and aflatoxin production. Further, the availability of zinc, an essential mi...

journal_title：Applied and environmental microbiology

authors： Stössel P

更新日期：1986-07-01 00:00:00

abstract：:Growth on 3-chlorobenzoate was found to induce the enzymes of the protocatechuate meta ring fission pathway in Alcaligenes sp. strain BR60. The chlorobenzoate catabolic genes, designated cba, were localized to a 3.7-kb NotI-EcoRI fragment within the nonrepeated region of the composite transposon Tn5271. The cba genes ...

journal_title：Applied and environmental microbiology

authors： Nakatsu CH,Wyndham RC

更新日期：1993-11-01 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：:Estimations of the bacterial content of air can be more easily made now than a decade ago, with colony formation the method of choice for enumeration of airborne bacteria. However, plate counts are subject to error because bacteria exposed to the air may remain viable yet lose the ability to form colonies, i.e., they ...

journal_title：Applied and environmental microbiology

authors： Heidelberg JF,Shahamat M,Levin M,Rahman I,Stelma G,Grim C,Colwell RR

更新日期：1997-09-01 00:00:00

abstract：:Although biofilms represent a common bacterial lifestyle in clinically and environmentally important habitats, there is scant information on the extent of gene transfer in these spatially structured populations. The objective of this study was to gain insight into factors that affect transfer of the promiscuous multid...

journal_title：Applied and environmental microbiology

authors： Król JE,Nguyen HD,Rogers LM,Beyenal H,Krone SM,Top EM

更新日期：2011-08-01 00:00:00

abstract：:This paper introduces a novel method for sampling pathogens in natural environments. It uses fabric boot socks worn over walkers' shoes to allow the collection of composite samples over large areas. Wide-area sampling is better suited to studies focusing on human exposure to pathogens (e.g., recreational walking). Thi...

journal_title：Applied and environmental microbiology

authors： Jones NR,Millman C,van der Es M,Hukelova M,Forbes KJ,Glover C,Haldenby S,Hunter PR,Jackson K,O'Brien SJ,Rigby D,Strachan NJC,Williams N,Lake IR,ENIGMA Consortium.

更新日期：2017-06-30 00:00:00

abstract：:Trihalomethanes, carbon tetrachloride, 1,1,1-trichloroethane, 1,2-dibromoethane, chlorinated benzenes, ethylbenzene, and naphthalene at concentrations commonly found in surface and groundwater were incubated under anoxic conditions to study their transformability in the presence of denitrifying bacteria. None of the a...

journal_title：Applied and environmental microbiology

authors： Bouwer EJ,McCarty PL

更新日期：1983-04-01 00:00:00

abstract：:A group-specific primer, F243 (positions 226 to 243, Escherichia coli numbering), was developed by comparison of sequences of genes encoding 16S rRNA (16S rDNA) for the detection of actinomycetes in the environment with PCR and temperature or denaturing gradient gel electrophoresis (TGGE or DGGE, respectively). The sp...

journal_title：Applied and environmental microbiology

authors： Heuer H,Krsek M,Baker P,Smalla K,Wellington EM

更新日期：1997-08-01 00:00:00

abstract：:Carbohydrate components (simple sugars and polysaccharides) of cell walls of pearl millet (Pennisetum americanum L., cv. Gahi) were studied as potential substrates for the root-associated diazotroph Azospirillum brasiliense Sp. 7. Simple sugars were utilized, but no evidence was obtained to support the suggestion that...

journal_title：Applied and environmental microbiology

authors： Myers ML,Hubbell DH

更新日期：1987-12-01 00:00:00

abstract：:Fermentation of the pentose sugar xylose to ethanol in lignocellulosic biomass would make bioethanol production economically more competitive. Saccharomyces cerevisiae, an efficient ethanol producer, can utilize xylose only when expressing the heterologous genes XYL1 (xylose reductase) and XYL2 (xylitol dehydrogenase)...

journal_title：Applied and environmental microbiology

authors： Johansson B,Christensson C,Hobley T,Hahn-Hägerdal B

更新日期：2001-09-01 00:00:00

abstract：:The Association of Official Analytical Chemists (AOAC) test for assessing the tuberculocidal activity of disinfectants has been shown to be variable. A modified AOAC test, which substituted Middlebrook 7H9 broth as the primary subculture medium and used neutralization by dilution, was compared with the standard AOAC m...

journal_title：Applied and environmental microbiology

authors： Cole EC,Rutala WA,Nessen L,Wannamaker NS,Weber DJ

更新日期：1990-06-01 00:00:00

abstract：:Lactococcin G and enterocin 1071 are two homologous two-peptide bacteriocins. Expression vectors containing the gene encoding the putative lactococcin G immunity protein (lagC) or the gene encoding the enterocin 1071 immunity protein (entI) were constructed and introduced into strains sensitive to one or both of the b...

journal_title：Applied and environmental microbiology

authors： Oppegård C,Emanuelsen L,Thorbek L,Fimland G,Nissen-Meyer J

更新日期：2010-02-01 00:00:00

abstract：:Accumulating evidence suggests that pesticides have played a role in the increased rate of honey bee colony loss. One of the most commonly used pesticides in the United States is the neonicotinoid imidacloprid. Although the primary mode of action of imidacloprid is on the insect nervous system, it has also been shown ...

journal_title：Applied and environmental microbiology

authors： Raymann K,Motta EVS,Girard C,Riddington IM,Dinser JA,Moran NA

更新日期：2018-06-18 00:00:00

abstract：:Candida parapsilosis, C. tropicalis, and Torulopsis glabrata were the human-associated yeasts most frequently isolated from quahogs, oysters, and mussels collected from four estuarine areas along the northern shore of Long Island Sound. Some inconsistency and seasonal variation in the occurrence of these and other yea...

journal_title：Applied and environmental microbiology

authors： Buck JD,Bubucis PM,Combs TJ

更新日期：1977-02-01 00:00:00

abstract：:This is the first description, to our knowledge, of the distribution of human polyomavirus and simian virus 40 (SV40) in urban sewage. Using a nested-PCR procedure, we report the detection of human polyomaviruses JC virus (JCV) and BK virus (BKV) but not SV40 in a high percentage of urban sewage samples obtained from ...

journal_title：Applied and environmental microbiology

authors： Bofill-Mas S,Pina S,Girones R

更新日期：2000-01-01 00:00:00

abstract：:Alkyl glycosides are attractive surfactants because of their high surface activity and good biodegradability and can be produced from renewable resources. Through enzymatic catalysis, one can obtain well-defined alkyl glycosides, something that is very difficult to do using conventional chemistry. However, there is a ...

journal_title：Applied and environmental microbiology

authors： Lundemo P,Adlercreutz P,Karlsson EN

更新日期：2013-06-01 00:00:00

abstract：:During the fermentation of sake, cells of Saccharomyces cerevisiae are exposed to high concentrations of ethanol, thereby damaging the cell membrane and functional proteins. L-proline protects yeast cells from damage caused by freezing or oxidative stress. In this study, we evaluated the role of intracellular L-prolin...

journal_title：Applied and environmental microbiology

authors： Takagi H,Takaoka M,Kawaguchi A,Kubo Y

更新日期：2005-12-01 00:00:00

abstract：:A membrane filter technique has been developed for the enumeration of bifidobacteria in natural aquatic environments. The technique is quantitative, selective, and differential. The medium (YN-6) contains: yeast extract, 2.0 g; agar, 1.5 g; polypeptone peptone, 1.0 g; vitamin-free Casamino Acids, 0.8 g; sodium chlorid...

journal_title：Applied and environmental microbiology

authors： Resnick IG,Levin MA

更新日期：1981-09-01 00:00:00

abstract：:Bacillus megaterium P1, a bacterial strain capable of hydrolyzing chitosan, was isolated from soil samples. Chitosan-degrading activity was induced by chitosan but not by its constituent d-glucosamine. Extracellular secretion of chitosanase reached levels corresponding to 1 U/ml under optimal conditions. Three chitosa...

journal_title：Applied and environmental microbiology

authors： Pelletier A,Sygusch J

更新日期：1990-04-01 00:00:00

abstract：:The design and operation of a manually operated multiple syringe inoculator was described. Either 9 or 21 inoculations of constant volume could be made simultaneously. Up to 100 plates could be inoculated in 15 min with excellent reproducibility. No contact occurred between the inoculating needles and the agar surface...

journal_title：Applied and environmental microbiology

authors： Kaneko T,Holder-Franklin M,Franklin M

更新日期：1977-04-01 00:00:00

abstract：:Here, we report cloning of cyanobacterial genes encoding pteridine glycosyltransferases that catalyze glucosyl or xylosyl transfer from UDP-sugars to tetrahydrobiopterin. The genes were cloned by PCR amplification from genomic DNA which was isolated from culture and environmental samples and overexpressed in Escherich...

journal_title：Applied and environmental microbiology

authors： Lee YG,Kim AH,Park MB,Kim HL,Lee KH,Park YS

更新日期：2010-11-01 00:00:00

abstract：:A major barrier to the use of nitrogen-fixing inoculum strains for the enhancement of legume productivity is the inability of commercially available strains to compete with indigenous rhizobia for nodule formation. Despite extensive research on nodulation competitiveness, there are no examples of field efficacy studie...

journal_title：Applied and environmental microbiology

authors： Robleto EA,Kmiecik K,Oplinger ES,Nienhuis J,Triplett EW

更新日期：1998-07-01 00:00:00

abstract：:The interactions of bacteria isolated from corroded copper coupons on thin films of copper evaporated onto germanium internal reflection elements were evaluated nondestructively in real time by attentuated total reflectance Fourier transform infrared spectroscopy. The films were stable in the presence of flowing or st...

journal_title：Applied and environmental microbiology

authors： Bremer PJ,Geesey GG

更新日期：1991-07-01 00:00:00

abstract：:The use of DNA probes for Shiga-like toxin I (SLT-I) and SLT-II for detection of SLT-producing Escherichia coli (SLTEC) in foods and calf fecal samples was evaluated. Enrichment cultures were prepared from food or fecal samples. Colonies formed by plating of enrichment cultures were probed for SLTEC by colony hybridiz...

journal_title：Applied and environmental microbiology

authors： Samadpour M,Liston J,Ongerth JE,Tarr PI

更新日期：1990-05-01 00:00:00

abstract：:Members of the genus Clavibacter are economically important bacterial plant pathogens infecting a set of diverse agricultural crops (e.g., alfalfa, corn, potato, tomato, and wheat). Tomato-associated Clavibacter sp. strains account for a great portion of the genetic diversity of the genus, and C. michiganensissensu st...

journal_title：Applied and environmental microbiology

authors： Osdaghi E,Rahimi T,Taghavi SM,Ansari M,Zarei S,Portier P,Briand M,Jacques MA

更新日期：2020-03-02 00:00:00