The autoproteolysis of Lactococcus lactis lactocepin III affects its specificity towards beta-casein.

abstract：:The culturability of three Campylobacter jejuni strains and their infectivity for day-old chicks were assessed following storage of the strains in saline. The potential for colonization of chicks was weakened during the storage period and terminated 3 to 4 weeks before the strains became nonculturable. The results fro...

journal_title：Applied and environmental microbiology

authors： Hald B,Knudsen K,Lind P,Madsen M

更新日期：2001-05-01 00:00:00

abstract：:Microbial transformation of lapachol, a naturally occurring naphthoquinone, was carried out by Curvularia lunata (NRRL 2178). The fungus brings about oxidative cyclization of the substrate to dehydro-alpha-lapachone, which was isolated and characterized by nuclear magnetic resonance and mass spectral analyses; its str...

journal_title：Applied and environmental microbiology

authors： Otten S,Rosazza JP

更新日期：1979-08-01 00:00:00

abstract：:Polyester-rayon blend wipes were evaluated for efficiency of extraction and recovery of powdered Bacillus atrophaeus spores from stainless steel and painted wallboard surfaces. Method limits of detection were also estimated for both surfaces. The observed mean efficiency of polyester-rayon blend wipe recovery from sta...

journal_title：Applied and environmental microbiology

authors： Brown GS,Betty RG,Brockmann JE,Lucero DA,Souza CA,Walsh KS,Boucher RM,Tezak M,Wilson MC,Rudolph T

更新日期：2007-02-01 00:00:00

abstract：:This study investigated the effects of long-term soil fertilization on the composition and potential for phosphorus (P) and nitrogen (N) cycling of bacterial communities associated with hyphae of the P-solubilizing fungus Penicillium canescens Using a baiting approach, hyphosphere bacterial communities were recovered ...

journal_title：Applied and environmental microbiology

authors： Zhang Y,Hao X,Garcia-Lemos AM,Nunes I,Nicolaisen MH,Nybroe O

更新日期：2020-05-05 00:00:00

abstract：:Four different green fluorescent protein (GFP)-based whole-cell biosensors were created based on the DNA damage inducible SOS response of Escherichia coli in order to evaluate the sensitivity of individual SOS promoters toward genotoxic substances. Treatment with the known carcinogen N-methyl-N'-nitro-N-nitrosoguanidi...

journal_title：Applied and environmental microbiology

authors： Norman A,Hestbjerg Hansen L,Sørensen SJ

更新日期：2005-05-01 00:00:00

abstract：:Ergosterol is a membrane component specific to fungi that can be used to estimate fungal biomass using appropriate factors of conversion. Our objectives were to determine the limits of use of ergosterol content as a measure of biomass for aquatic hyphomycetes, and to evaluate a previously established ergosterol-to-bio...

journal_title：Applied and environmental microbiology

authors： Charcosset JY,Chauvet E

更新日期：2001-05-01 00:00:00

abstract：:The basidiomycetous genus Wallemia is an active inhabitant of hypersaline environments, and it has recently been described as comprising three halophilic and xerophilic species: Wallemia ichthyophaga, Wallemia muriae, and Wallemia sebi. Considering the important protective role the fungal cell wall has under fluctuati...

journal_title：Applied and environmental microbiology

authors： Kralj Kuncic M,Kogej T,Drobne D,Gunde-Cimerman N

更新日期：2010-01-01 00:00:00

abstract：:The presence and activities of urease genes were investigated in 49 clinical, food, and environmental Bacillus cereus isolates. Ten strains were shown to have urease genes, with eight of these strains showing growth on urea as the sole nitrogen source. Two of the urease-positive strains, including the sequenced strain...

journal_title：Applied and environmental microbiology

authors： Mols M,Abee T

更新日期：2008-04-01 00:00:00

abstract：:Cultures of Anabaena variabilis were exposed to different light intensities, and the time course of photoadaptation was measured by photosynthetic rate and changes in pigmentation. A shift down in intensity of 284 muEin . m . sec caused a temporary decrease in the photosynthetic response followed by gradual adaptation...

journal_title：Applied and environmental microbiology

authors： Collins CD,Boylen CW

更新日期：1982-07-01 00:00:00

abstract：:Large surface-to-volume ratios provide optimal nutrient uptake conditions for small microorganisms in oligotrophic habitats. The surface area can be increased with appendages. Here, we describe chains of interconnecting vesicles protruding from cells of strain Hel3_A1_48, affiliating with Formosa spp. within the Flavo...

journal_title：Applied and environmental microbiology

authors： Fischer T,Schorb M,Reintjes G,Kolovou A,Santarella-Mellwig R,Markert S,Rhiel E,Littmann S,Becher D,Schweder T,Harder J

更新日期：2019-09-17 00:00:00

abstract：:Forty-nine isolates of Butyrivibrio fibrisolvens and a single isolate of Butyrivibrio crossotus were screened for the production of inhibitors by a deferred plating procedure. Twenty-five isolates produced factors which, to various degrees, inhibited the growth of the other Butyrivibrio isolates. None of the inhibitor...

journal_title：Applied and environmental microbiology

authors： Kalmokoff ML,Teather RM

更新日期：1997-02-01 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

abstract：:Recreational and potable water supplies polluted with human wastewater can pose a direct health risk to humans. Therefore, sensitive detection of human fecal pollution in environmental waters is very important to water quality authorities around the globe. Microbial source tracking (MST) utilizes human fecal markers (...

journal_title：Applied and environmental microbiology

authors： Ahmed W,Sidhu JPS,Smith K,Beale DJ,Gyawali P,Toze S

更新日期：2015-12-18 00:00:00

abstract：:The induction of hydroxyl radical (OH) production via quinone redox cycling in white-rot fungi was investigated to improve pollutant degradation. In particular, we examined the influence of 4-methoxybenzaldehyde (anisaldehyde), Mn(2+), and oxalate on Pleurotus eryngii OH generation. Our standard quinone redox cycling ...

journal_title：Applied and environmental microbiology

authors： Gómez-Toribio V,García-Martín AB,Martínez MJ,Martínez AT,Guillén F

更新日期：2009-06-01 00:00:00

abstract：:VanA-type human (n=69), animal (n=49), and food (n=36) glycopeptide-resistant enterococci (GRE) from different geographic areas were investigated to study their possible reservoirs and transmission routes. Pulsed-field gel electrophoresis (PFGE) revealed two small genetically related clusters, M39 (n=4) and M49 (n=13)...

journal_title：Applied and environmental microbiology

authors： Biavasco F,Foglia G,Paoletti C,Zandri G,Magi G,Guaglianone E,Sundsfjord A,Pruzzo C,Donelli G,Facinelli B

更新日期：2007-05-01 00:00:00

abstract：:During microaerophilic growth of magnetic spirillum MS-1 on tartrate and nitrate, a maximal cell density was obtained at an initial oxygen partial pressure of 17 Pa. A transient accumulation of nitrous oxide and a 1:2 (mol/mol) stoichiometry between tartrate oxidation and nitrate reduction were observed, indicating th...

journal_title：Applied and environmental microbiology

authors： Escalante-Semerena JC,Blakemore RP,Wolfe RS

更新日期：1980-08-01 00:00:00

abstract：:A mutant of Pseudomonas sp. strain HBP1, originally isolated on 2-hydroxybiphenyl, was selected for the ability to grow on 2-propylphenol as the sole carbon and energy source. In the mutant strain, which was designated as Pseudomonas sp. strain HBP1 Prp, the cellular induction mechanism involved in the synthesis of th...

journal_title：Applied and environmental microbiology

authors： Kohler HP,van der Maarel MJ,Kohler-Staub D

更新日期：1993-03-01 00:00:00

abstract：:Fusarium tricinctum Fn-2B was grown on a rice substrate at room temperature (22 to 26 degrees C) for 2 weeks followed by growth at a low temperature (10 to 12 degrees C) for an additional 2 weeks. A total of 1.5 g of nivalenol and 80 mg of fusarenone-X were obtained from 2 kg of rice culture. The methods of production...

journal_title：Applied and environmental microbiology

authors： Lee YW,Mirocha CJ

更新日期：1984-10-01 00:00:00

abstract：:The dissimilatory iron-reducing bacterium Geobacter metallireducens was found to require iron at a concentration in excess of 50 microM for continuous cultivation on nitrate. Growth yield (approximately 3-fold), cytochrome c content (approximately 7-fold), and nitrate (approximately 4.5-fold) and nitrite (approximatel...

journal_title：Applied and environmental microbiology

authors： Senko JM,Stolz JF

更新日期：2001-08-01 00:00:00

abstract：:Three bacteria capable of utilizing bis(4-hydroxyphenyl)methane (bisphenol F [BPF]) as the sole carbon source were isolated from river water, and they all belonged to the family Sphingomonadaceae. One of the isolates, designated Sphingobium yanoikuyae strain FM-2, at an initial cell density of 0.01 (optical density at...

journal_title：Applied and environmental microbiology

authors： Inoue D,Hara S,Kashihara M,Murai Y,Danzl E,Sei K,Tsunoi S,Fujita M,Ike M

更新日期：2008-01-01 00:00:00

abstract：:The conversion of ochratoxin C to ochratoxin A was studied in rats after oral and intravenous administration. The concentration of ochratoxin A in the blood as a function of time was the same after oral administration of equivalent amounts of either ochratoxin C or ochratoxin A. The maximum ochratoxin A concentrations...

journal_title：Applied and environmental microbiology

authors： Fuchs R,Hult K,Peraica M,Radić B,Plestina R

更新日期：1984-07-01 00:00:00

abstract：:A plasmid marker rescue system based on restoration of the nptII gene was established in Streptococcus gordonii to study the transfer of bacterial and transgenic plant DNA by transformation. In vitro studies revealed that the marker rescue efficiency depends on the type of donor DNA. Plasmid and chromosomal DNA of bac...

journal_title：Applied and environmental microbiology

authors： Kharazmi M,Sczesny S,Blaut M,Hammes WP,Hertel C

更新日期：2003-10-01 00:00:00

abstract：:To ascertain whether position 131 of a mesophilic protease, subtilisin BPN', is a potential critical site for cold adaptation as screened by evolutionary engineering (S. Taguchi, A. Ozaki, and H. Momose, Appl. Environ. Microbiol. 64:492-495, 1998), a full set of subtilisin BPN' mutants with mutations at position 131 w...

journal_title：Applied and environmental microbiology

authors： Taguchi S,Komada S,Momose H

更新日期：2000-04-01 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：:Terminal olefins (1-alkenes) are natural products that have important industrial applications as both fuels and chemicals. However, their biosynthesis has been largely unexplored. We describe a group of bacteria, Jeotgalicoccus spp., which synthesize terminal olefins, in particular 18-methyl-1-nonadecene and 17-methyl...

journal_title：Applied and environmental microbiology

authors： Rude MA,Baron TS,Brubaker S,Alibhai M,Del Cardayre SB,Schirmer A

更新日期：2011-03-01 00:00:00

abstract：:The role of protease produced by a heterotrophic bacterium during growth was investigated with Aeromonas salmonicida, the pathogen of fish furunculosis, strain A-7301 and its protease-deficient mutant NTG-1 induced by mutagenesis. Strain A-7301 produced extracellular protease in a mixed amino acid medium (composed of ...

journal_title：Applied and environmental microbiology

authors： Sakai DK

更新日期：1985-10-01 00:00:00

abstract：:Two bacteriolytic enzymes were produced when Hartmanella glebae was grown in the presence of both Enterobacter aerogenes and Alcaligenes faecalis. The identification of enzyme I as N-acetylmuramidase was reported earlier. Enzyme II was purified by gel filtration on a Bio-Gel A column. A recovery of 68.76% with 72.3-fo...

journal_title：Applied and environmental microbiology

authors： Hemelt DM,Mares B,Upadhyay JM

更新日期：1979-09-01 00:00:00

abstract：:Oxidation of acetate in salt marsh sediment was inhibited by the addition of fluoroacetate, and also by the addition of molybdate, an inhibitor of sulfate-reducing bacteria. Molybdate had no effect upon the metabolism of acetate in a freshwater sediment in the absence of sulfate. The inhibitory effect of molybdate on ...

journal_title：Applied and environmental microbiology

authors： Banat IM,Lindström EB,Nedwell DB,Balba MT

更新日期：1981-12-01 00:00:00

abstract：:The N-unregulated white rot fungus Bjerkandera sp. strain BOS55 was cultured in 1 liter of peptone-yeast extract medium to produce lignin peroxidase (LiP). During the LiP assay, the oxidation of veratryl alcohol to veratraldehyde was inhibited due to tyrosine present in the peptone and the yeast extract. ...

journal_title：Applied and environmental microbiology

authors： ten Have R,Hartmans S,Field JA

更新日期：1997-08-01 00:00:00

abstract：:Small streams and their headwaters are key sources of microbial diversity in fluvial systems and serve as an entry point for bacteria from surrounding environments. Community assembly processes occurring in these streams shape downstream population structure and nutrient cycles. To elucidate the development and stabil...

journal_title：Applied and environmental microbiology

authors： Teachey ME,McDonald JM,Ottesen EA

更新日期：2019-05-16 00:00:00