Low temperature decreases the phylogenetic diversity of ammonia-oxidizing archaea and bacteria in aquarium biofiltration systems.

abstract：:The susceptibility of Trichoplusia ni larvae to several Bacillus thuringiensis insecticidal crystal proteins (ICPs) was tested. Neonatal larvae proved to be susceptible to solubilized trypsin-treated CryIA(a), CryIA(b), and CryIA(c) (50% lethal concentrations [LC(50)s], 570, 480, and 320 ng/cm, respectively) but showe...

journal_title：Applied and environmental microbiology

authors： Estada U,Ferre J

更新日期：1994-10-01 00:00:00

abstract：:Incorporation of plant residues strongly enhances the methane production and emission from flooded rice fields. Temperature and residue type are important factors that regulate residue decomposition and CH(4) production. However, the response of the methanogenic archaeal community to these factors in rice field soil i...

journal_title：Applied and environmental microbiology

authors： Peng J,Lü Z,Rui J,Lu Y

更新日期：2008-05-01 00:00:00

abstract：:The quantification of 16S rRNA by oligonucleotide probe hybridization was investigated with MagnaGraph (Micron Separation, Inc. [MSI]), Magna Charge (MSI), Magna (MSI), Immobilon-N (Millipore Corporation), and Nytran (Schleicher & Schuell, Inc.) membranes as supports for nucleic acid immobilization. The levels of dete...

journal_title：Applied and environmental microbiology

authors： Raskin L,Capman WC,Kane MD,Rittmann BE,Stahl DA

更新日期：1996-01-01 00:00:00

abstract：:The release of transgenic plants and microorganisms expressing truncated genes from various subspecies of Bacillus thuringiensis that encode active insecticidal toxins rather than inactive protoxins could result in the accumulation of these active proteins in soil, especially when bound on clays and other soil particl...

journal_title：Applied and environmental microbiology

authors： Tapp H,Stotzky G

更新日期：1995-05-01 00:00:00

abstract：:Adherence to hydroxyapatite (HA) was examined as a method to concentrate bacteria from foods. Using HA at a level of 10% and suspensions of an Escherichia coli strain containing 10(9), 10(6), and 10(3) cells per ml, kinetic studies revealed that maximum adherence was attained within 5 min for all cell concentrations a...

journal_title：Applied and environmental microbiology

authors： Berry ED,Siragusa GR

更新日期：1997-10-01 00:00:00

abstract：:The crenarchaeon Sulfolobus acidocaldarius has been described to synthesize trehalose via the maltooligosyltrehalose synthase (TreY) and maltooligosyltrehalose trehalohydrolase (TreZ) pathway, and the trehalose glycosyltransferring synthase (TreT) pathway has been predicted. Deletion mutant analysis of strains with si...

journal_title：Applied and environmental microbiology

authors： Stracke C,Meyer BH,Hagemann A,Jo E,Lee A,Albers SV,Cha J,Bräsen C,Siebers B

更新日期：2020-11-24 00:00:00

abstract：:Treatment of Pseudomonas aeruginosa PAO1 flow biofilms with a D-amino acid mixture caused significant reductions in cell biomass by 75% and cell viability by 71%. No biofilm disassembly occurred, and matrix production increased by 30%, thereby providing a thick protective cover for remaining viable or persister cells....

journal_title：Applied and environmental microbiology

authors： Sanchez Z,Tani A,Kimbara K

更新日期：2013-02-01 00:00:00

abstract：:Although Pelobacter species are closely related to Geobacter species, recent studies suggested that Pelobacter carbinolicus may reduce Fe(III) via a different mechanism because it lacks the outer-surface c-type cytochromes that are required for Fe(III) reduction by Geobacter sulfurreducens. Investigation into the mech...

journal_title：Applied and environmental microbiology

authors： Haveman SA,DiDonato RJ Jr,Villanueva L,Shelobolina ES,Postier BL,Xu B,Liu A,Lovley DR

更新日期：2008-07-01 00:00:00

abstract：:Lactobacillus species normally found in the intestinal tract of humans varied in the ability to deconjugate bile acids, whereas laboratory strains of Lactobacillus acidophilus deconjugated both glycocholate and taurocholate. All isolates of L. acidophilus from human feces deconjugated taurocholate, whereas only one of...

journal_title：Applied and environmental microbiology

authors： Gilliland SE,Speck ML

更新日期：1977-01-01 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：:Thirty deoxynivalenol-producing F. culmorum strains, isolated from wheat grains, were incubated in vitro and analyzed for trichothecene production. Seventeen strains produced more than 1 ppm of deoxynivalenol and acetyldeoxynivalenol and were considered high-deoxynivalenol-producing strains, whereas 13 F. culmorum str...

journal_title：Applied and environmental microbiology

authors： Bakan B,Giraud-Delville C,Pinson L,Richard-Molard D,Fournier E,Brygoo Y

更新日期：2002-11-01 00:00:00

abstract：:Methods for the production and regeneration of Lactobacillus casei protoplasts are described. Protoplasts of L. casei strains were obtained by treatment with mutanolysin or with mutanolysin and lysozyme together in a protoplast formation buffer containing 0.02 M HEPES (N-2-hydroxyethylpiperazine-N'-2-ethanesulfonic ac...

journal_title：Applied and environmental microbiology

authors： Lee-Wickner LJ,Chassy BM

更新日期：1984-11-01 00:00:00

abstract：:Carbon dioxide fixation is carried out primarily through the Calvin-Benson-Bassham reductive pentose phosphate cycle, in which ribulose-1, 5-bisphosphate carboxylase/oxygenase (RubisCO) is the key enzyme. The primary structure of the large subunit of form I RubisCO is well conserved; however, four distinct types, A, B...

journal_title：Applied and environmental microbiology

authors： Xu HH,Tabita FR

更新日期：1996-06-01 00:00:00

abstract：:Although the mature dental biofilm composition is well studied, there is very little information on the earliest phase of in vivo tooth colonization. Progress in dental biofilm collection methodologies and techniques of large-scale microbial identification have made new studies in this field of oral biology feasible. ...

journal_title：Applied and environmental microbiology

authors： Heller D,Helmerhorst EJ,Gower AC,Siqueira WL,Paster BJ,Oppenheim FG

更新日期：2016-01-08 00:00:00

abstract：:The sensitivity of different microorganisms, considered as typical representatives of the microflora of soil and water, was established to evaluate the influence of the nonmedical use of antimicrobial agents on bacterial ecology. Only seven strains, six chemoorganotrophs and one chemolithotroph, could be considered as...

journal_title：Applied and environmental microbiology

authors： Van Dijck P,van de Voorde H

更新日期：1976-03-01 00:00:00

abstract：:The mercury resistance (mer) operon of plasmid R100 was cloned onto various plasmid vectors to study the effect of mer gene amplification on the rate of Hg2+ reduction by Escherichia coli cells. The plasmids were maintained at copy numbers ranging from 3 to 140 copies per cell. The overall Hg2+ reduction rate of intac...

journal_title：Applied and environmental microbiology

authors： Philippidis GP,Malmberg LH,Hu WS,Schottel JL

更新日期：1991-12-01 00:00:00

abstract：:The dynamic control of gene expression is important for adjusting fluxes in order to obtain desired products and achieve appropriate cell growth, particularly when the synthesis of a desired product drains metabolites required for cell growth. For dynamic gene expression, a promoter responsive to a particular environm...

journal_title：Applied and environmental microbiology

authors： Yin X,Shin HD,Li J,Du G,Liu L,Chen J

更新日期：2017-03-02 00:00:00

abstract：:Human noroviruses are excreted in feces from infected individuals and included in wastewater. It is critical to remove/inactivate them in wastewater treatment processes, particularly in the disinfection step, before release to aquatic environments. However, the high mutation rates of human noroviruses raise concerns a...

journal_title：Applied and environmental microbiology

authors： Rachmadi AT,Kitajima M,Watanabe K,Yaegashi S,Serrana J,Nakamura A,Nakagomi T,Nakagomi O,Katayama K,Okabe S,Sano D

更新日期：2018-06-18 00:00:00

abstract：:The industrial production of beta-carotene with the zygomycete Blakeslea trispora involves the joint cultivation of mycelia of opposite sex in the presence of beta-ionone and other chemical activators. We have obtained improved strains by mutation and heterokaryosis. We chose wild strains on the basis of their growth ...

journal_title：Applied and environmental microbiology

authors： Mehta BJ,Obraztsova IN,Cerdá-Olmedo E

更新日期：2003-07-01 00:00:00

abstract：:To obtain molecular insights into the action mode of antimicrobial activity of pediocin PA-1, the interactions between this bacteriocin and dimyristoylphosphatidylcholine (DMPC) or dimyristoylphosphatidylglycerol (DMPG) model membranes have been investigated in D(2)O at pD 6 by Fourier transform infrared spectroscopy....

journal_title：Applied and environmental microbiology

authors： Gaussier H,Lefèvre T,Subirade M

更新日期：2003-11-01 00:00:00

abstract：:The transfer of naturally occurring conjugative plasmids from the indigenous microflora to a genetically modified population of bacteria colonizing the phytospheres of plants has been observed. The marked strain (Pseudomonas fluorescens SBW25EeZY6KX) was introduced as a seed dressing to sugar beets (Beta vulgaris var....

journal_title：Applied and environmental microbiology

authors： Lilley AK,Bailey MJ

更新日期：1997-04-01 00:00:00

abstract：:The analysis of the virulence determinants of phytopathogenic Rhodococcus fascians has been hampered by the lack of a system for introducing exogenous DNA. We investigated the possibility of genetic transformation of R. fascians by high-voltage electroporation of intact bacterial cells in the presence of plasmid DNA. ...

journal_title：Applied and environmental microbiology

authors： Desomer J,Dhaese P,Montagu MV

更新日期：1990-09-01 00:00:00

abstract：:Bacterial and archaeal diversity was examined in a sediment core from Lake Bonney, Antarctica. Members of the Archaea showed both low abundance and diversity, whereas bacterial diversity was moderately high and some phyla were fairly abundant, even in geologically old samples. Microbial diversity correlated with sampl...

journal_title：Applied and environmental microbiology

authors： Tang C,Madigan MT,Lanoil B

更新日期：2013-02-01 00:00:00

abstract：:The effects of limiting concentrations of ammonium on the metabolic activity of Nitrosomonas europaea, an obligate ammonia-oxidizing soil bacterium, were investigated. Cells were harvested during late logarithmic growth and were incubated for 24 h in growth medium containing 0, 15, or 50 mM ammonium. The changes in ni...

journal_title：Applied and environmental microbiology

authors： Stein LY,Arp DJ

更新日期：1998-04-01 00:00:00

abstract：:The microaerophilic nature of Campylobacter species implies an inherent sensitivity towards oxygen and its reduction products, particularly the superoxide anion. The deleterious effects of exposure to superoxide radicals are counteracted by the activity of superoxide dismutase (SOD). We have shown previously that Camp...

journal_title：Applied and environmental microbiology

authors： Purdy D,Cawthraw S,Dickinson JH,Newell DG,Park SF

更新日期：1999-06-01 00:00:00

abstract：:ATP modulates immune cell functions, and ATP derived from gut commensal bacteria promotes the differentiation of T helper 17 (Th17) cells in the intestinal lamina propria. We recently reported that Enterococcus gallinarum, isolated from mice and humans, secretes ATP. We have since found and characterized several ATP-s...

journal_title：Applied and environmental microbiology

authors： Hironaka I,Iwase T,Sugimoto S,Okuda K,Tajima A,Yanaga K,Mizunoe Y

更新日期：2013-04-01 00:00:00

abstract：:Lantibiotics are ribosomally synthesized antimicrobial peptides with substantial posttranslational modifications. They are characterized by the unique amino acids lanthionine and methyllanthionine, which are introduced by dehydration of Ser/Thr residues and linkage of the resulting dehydrated amino acids with Cys resi...

journal_title：Applied and environmental microbiology

authors： Basi-Chipalu S,Dischinger J,Josten M,Szekat C,Zweynert A,Sahl HG,Bierbaum G

更新日期：2015-05-15 00:00:00

abstract：:The degradation of three polycyclic aromatic hydrocarbons (PAH), pyrene (PYR), benz[a]anthracene (BAA), and benzo[a]pyrene (BaP), by Mycobacterium sp. strain RJGII-135 was studied. The bacterium was isolated from an abandoned coal gasification site soil by analog enrichment techniques and found to mineralize [14C]PYR....

journal_title：Applied and environmental microbiology

authors： Schneider J,Grosser R,Jayasimhulu K,Xue W,Warshawsky D

更新日期：1996-01-01 00:00:00

abstract：:Wastewater management in the Canadian Arctic is challenging due to climate extremes, small population sizes, and lack of conventional infrastructure for wastewater treatment. Although many Northern communities use waste stabilization ponds (WSPs) as their primary form of wastewater treatment, few studies have explored...

journal_title：Applied and environmental microbiology

authors： Gromala M,Neufeld JD,McConkey BJ

更新日期：2021-01-15 00:00:00

abstract：:Fifteen Bacillus thuringiensis strains representing 13 serotypes were screened with five oligodeoxyribonucleotide probes specific for certain regions of two published sequences and one unpublished sequence of B. thuringiensis delta-endotoxin genes. Of the 15 cultures, 14 hybridized with at least one probe; the B. thur...

journal_title：Applied and environmental microbiology

authors： Prefontaine G,Fast P,Lau PC,Hefford MA,Hanna Z,Brousseau R

更新日期：1987-12-01 00:00:00