Rate of Pyrite Bioleaching by Thiobacillus ferrooxidans: Results of an Interlaboratory Comparison.

abstract：:Members of the uncultivated bacterial division TM7 have been detected in the human mouth, but little information is available regarding their prevalence and diversity at this site. Human subgingival plaque samples from healthy sites and sites exhibiting various stages of periodontal disease were analyzed for the prese...

journal_title：Applied and environmental microbiology

authors： Brinig MM,Lepp PW,Ouverney CC,Armitage GC,Relman DA

更新日期：2003-03-01 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：:Deep-ocean hydrothermal-vent environments are rich in heavy metals and metalloids and present excellent sites for the isolation of metal-resistant microorganisms. Both metalloid-oxide-resistant and metalloid-oxide-reducing bacteria were found. Tellurite- and selenite-reducing strains were isolated in high numbers from...

journal_title：Applied and environmental microbiology

authors： Rathgeber C,Yurkova N,Stackebrandt E,Beatty JT,Yurkov V

更新日期：2002-09-01 00:00:00

abstract：:The bifidobacterial and lactobacillus populations of fecal samples collected from two human subjects during a 12-month period were studied. The total numbers of bifidobacteria were stable throughout the study period in both subjects, but lactobacillus numbers were less constant. Analysis of the composition of the bifi...

journal_title：Applied and environmental microbiology

authors： McCartney AL,Wenzhi W,Tannock GW

更新日期：1996-12-01 00:00:00

abstract：:A norleucine-resistant mutant was derived from an isoleucine-valine auxotroph of a leucine accumulator of Serratia marcescens. The norleucine-resistant mutant could accumulate norleucine from norvaline in the medium without the addition of methionine, which antagonized norleucine. This mutant constitutively formed hom...

journal_title：Applied and environmental microbiology

authors： Kisumi M,Sugiura M,Chibata I

更新日期：1977-08-01 00:00:00

abstract：:The present investigation showed by means of autoradiography that the cyanobacterium Microcystis wesenbergii did not incorporate [H]thymidine at nanomolar concentrations, whereas its associated heterotrophic bacteria appearing in the gelatinous cover of the cyanobacterium became labeled. Several other tested cyaobacte...

journal_title：Applied and environmental microbiology

authors： Bern L

更新日期：1985-01-01 00:00:00

abstract：:The cloned 135-kDa CryIC delta-endotoxin from Bacillus thuringiensis is a lepidopteran-active toxin, displaying high activity in vivo against Spodoptera litoralis and Spodoptera frugiperda larvae and in vitro against the S. frugiperda Sf9 cell line. Here, we report that the CryIC delta-endotoxin cloned from B. thuring...

journal_title：Applied and environmental microbiology

authors： Smith GP,Merrick JD,Bone EJ,Ellar DJ

更新日期：1996-02-01 00:00:00

abstract：:The Cry2Aa3 gene was introduced into asporogenic Bacillus thuringiensis, and the synthesized protoxin killed Bombyx mori and Lymantria dispar larvae. Chymotrypsin hydrolyzed the linkages between 49Tyr/Val50 and 145Lys/Ser146 in the protoxin, and 50- and 58-kDa fragments were generated, respectively. Both peptides kill...

journal_title：Applied and environmental microbiology

authors： Ohsawa M,Tanaka M,Moriyama K,Shimazu M,Asano S,Miyamoto K,Haginoya K,Mitsui T,Kouya T,Taniguchi M,Hori H

更新日期：2012-07-01 00:00:00

abstract：:The efficacy of currently available decontamination strategies for the treatment of indoor furnishings contaminated with bioterrorism agents is poorly understood. Efficacy testing of decontamination products in a controlled environment is needed to ensure that effective methods are used to decontaminate domestic and w...

journal_title：Applied and environmental microbiology

authors： Buttner MP,Cruz P,Stetzenbach LD,Klima-Comba AK,Stevens VL,Cronin TD

更新日期：2004-08-01 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：:Two yellow pigments were isolated for the first time from the entomopathogenic bacterium Photorhabdus luminescens in liquid culture and were identified as the anthraquinone derivatives 3,8-dimethoxy-1-hydroxy-9,10-anthraquinone (minor) and 1,3-dimethoxy-8-hydroxy-9,10-anthraquinone (major). A known antibiotic, 3,5-dih...

journal_title：Applied and environmental microbiology

authors： Li J,Chen G,Wu H,Webster JM

更新日期：1995-12-01 00:00:00

abstract：:Toluene dioxygenase from Pseudomonas putida F1 has been implicated as an enzyme capable of degrading trichloroethylene. This has now been confirmed with Escherichia coli JM109(pDTG601) that contains the structural genes (todC1C2BA) of toluene dioxygenase under the control of the tac promoter. The extent of trichloroet...

journal_title：Applied and environmental microbiology

authors： Zylstra GJ,Wackett LP,Gibson DT

更新日期：1989-12-01 00:00:00

abstract：:Identification and classification of Vibrio species have relied upon band pattern methods (e.g., amplified fragment length polymorphism) and DNA-DNA hybridization. However, data generated by these methods cannot be used to build an online electronic taxonomy. In order to overcome these limitations, we developed the fi...

journal_title：Applied and environmental microbiology

authors： Thompson FL,Gomez-Gil B,Vasconcelos AT,Sawabe T

更新日期：2007-07-01 00:00:00

abstract：:Chlorella stigmatophora LB 993 was grown in artificial seawater under controlled conditions. The production of cell wall polysaccharides attached to the cells and dissolved in the growth medium was monitored during algal growth. Preliminary characterization of the dissolved polysaccharides of C. stigmatophora and othe...

journal_title：Applied and environmental microbiology

authors： Kaplan D,Christiaen D,Arad SM

更新日期：1987-12-01 00:00:00

abstract：:Spiroplasma citri is transmitted from plant to plant by phloem-feeding leafhoppers. In an attempt to identify mechanisms involved in transmission, mutants of S. citri affected in their transmission must be available. For this purpose, transposon (Tn4001) mutagenesis was used to produce mutants which have been screened...

journal_title：Applied and environmental microbiology

authors： Boutareaud A,Danet JL,Garnier M,Saillard C

更新日期：2004-07-01 00:00:00

abstract：:We analyzed the regional distribution of bulk heterotrophic prokaryotic activity (leucine incorporation) and selected single-cell parameters (cell viability and nucleic acid content) as parameters for microbial functioning, as well as bacterial and archaeal community structure in the epipelagic (0 to 200 m) and mesope...

journal_title：Applied and environmental microbiology

authors： Baltar F,Arístegui J,Gasol JM,Herndl GJ

更新日期：2012-05-01 00:00:00

abstract：:Nitrite-dependent anaerobic oxidation of methane (n-damo) and ammonium (anammox) are two recently discovered processes in the nitrogen cycle that are catalyzed by n-damo bacteria, including "Candidatus Methylomirabilis oxyfera," and anammox bacteria, respectively. The feasibility of coculturing anammox and n-damo bact...

journal_title：Applied and environmental microbiology

authors： Luesken FA,Sánchez J,van Alen TA,Sanabria J,Op den Camp HJ,Jetten MS,Kartal B

更新日期：2011-10-01 00:00:00

abstract：:Five strains of Aspergillus fumigatus (A, B, D, H, and K) isolated from sawmills were used to expose groups of three rats by intratracheal intubation. The dose was 10(9) spores per rat. At 48 h after administration, two rats from the D group and all rats from the K group died with symptoms of strong dyspnea and tachyp...

journal_title：Applied and environmental microbiology

authors： Land CJ,Sostarić B,Fuchs R,Lundström H,Hult K

更新日期：1989-11-01 00:00:00

abstract：:Mn exerted various effects on the growth of Leptothrix discophora strain SS-1 in batch cultures depending on the concentration added to the medium. Concentrations of 0.55 to 5.5 muM Mn, comparable to those in the environment from which strain SS-1 was isolated, decreased cell yield and prolonged stationary-phase survi...

journal_title：Applied and environmental microbiology

authors： Adams LF,Ghiorse WC

更新日期：1985-03-01 00:00:00

abstract：:"Candidatus Nitrosotenuis uzonensis" is the only cultured moderately thermophilic member of the thaumarchaeotal order Nitrosopumilales (NP) that contains many mesophilic marine strains. We examined its membrane lipid composition at different growth temperatures (37°C, 46°C, and 50°C). Its lipids were all membrane-span...

journal_title：Applied and environmental microbiology

authors： Bale NJ,Palatinszky M,Rijpstra WIC,Herbold CW,Wagner M,Sinninghe Damsté JS

更新日期：2019-10-01 00:00:00

abstract：:The frequency of Escherichia coli infection has lead to concerns over pathogenic bacteria in our food supply and a demand for therapeutics. Glycolipids on gut cells serve as receptors for the Shiga-like toxin produced by E. coli. Oligosaccharide moiety analogues of these glycolipids can compete with receptors for the ...

journal_title：Applied and environmental microbiology

authors： Liu Z,Lu Y,Zhang J,Pardee K,Wang PG

更新日期：2003-04-01 00:00:00

abstract：:A total of 114 gram-negative fecal isolates from domestic pigs in herds with different histories of antimicrobial agent exposure were screened for the presence of plasmid DNA and specific tetracycline resistance determinants. More than 84% of the isolates harbored plasmid DNA, which ranged in size from 2.1 to 186 kb. ...

journal_title：Applied and environmental microbiology

authors： Lee C,Langlois BE,Dawson KA

更新日期：1993-05-01 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：:Over 1,400 water samples were collected biweekly over 6 years from an intermittent stream protected and unprotected from pasturing cattle. The samples were monitored for host-specific Bacteroidales markers, Cryptosporidium species/genotypes, viruses and coliphages associated with humans or animals, and bacterial zoono...

journal_title：Applied and environmental microbiology

authors： Wilkes G,Brassard J,Edge TA,Gannon V,Jokinen CC,Jones TH,Marti R,Neumann NF,Ruecker NJ,Sunohara M,Topp E,Lapen DR

更新日期：2013-10-01 00:00:00

abstract：:The multistep cleavage of carotenoids in Mucorales during the sexual phase results in a cocktail of trisporic acid (C18) sex pheromones. We hypothesized that the C18 trisporoid intermediates have a specific regulatory function for sex pheromone production and carotenogenesis that varies with genus/species and vegetati...

journal_title：Applied and environmental microbiology

authors： Sahadevan Y,Richter-Fecken M,Kaerger K,Voigt K,Boland W

更新日期：2013-12-01 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：:An amylolytic Lactobacillus plantarum silage strain with the starch-degrading ability displayed by Lactobacillus amylovorus was developed. An active fragment of the gene coding for alpha-amylase production in L. amylovorus was cloned and integrated into the chromosome of the competitive inoculant strain L. plantarum L...

journal_title：Applied and environmental microbiology

authors： Fitzsimons A,Hols P,Jore J,Leer RJ,O'Connell M,Delcour J

更新日期：1994-10-01 00:00:00

abstract：:Bovine enteroviruses belong to the family Picornaviridae. Little is known about their pathogenic potential; however, they cause asymptomatic infections in cattle and are excreted in feces. In the present study, viruses isolated from environmental samples were sequenced. According to phylogenetic analyses and standard ...

journal_title：Applied and environmental microbiology

authors： Shaukat S,Angez M,Alam MM,Sharif S,Khurshid A,Malik F,Rana MS,Mahmood T,Zaidi SS

更新日期：2012-06-01 00:00:00

abstract：:Food-borne hepatitis A outbreaks may be prevented by subjecting foods at risk of virus contamination to moderate treatments of high hydrostatic pressure (HHP). A pretreatment promoting hepatitis A virus (HAV) capsid-folding changes enhances the virucidal effect of HHP, indicating that its efficacy depends on capsid co...

journal_title：Applied and environmental microbiology

authors： D'Andrea L,Pérez-Rodríguez FJ,Costafreda MI,Beguiristain N,Fuentes C,Aymerich T,Guix S,Bosch A,Pintó RM

更新日期：2014-10-01 00:00:00

abstract：:The Tinto River (Huelva, southwestern Spain) is an extreme environment with a rather constant acidic pH along the entire river and a high concentration of heavy metals. The extreme conditions of the Tinto ecosystem are generated by the metabolic activity of chemolithotrophic microorganisms thriving in the rich complex...

journal_title：Applied and environmental microbiology

authors： González-Toril E,Llobet-Brossa E,Casamayor EO,Amann R,Amils R

更新日期：2003-08-01 00:00:00