Mycobactericidal activity of hydrogen peroxide activated by a novel heterogeneous Fentons-like catalyst system.

abstract：:The purpose of this investigation was to evaluate intracanal bacterial reduction by cryotreatment using a dental instrument equipped with a duct and connected to a cryogenic fluid source. A total of 86 roots were infected with Enterococcus faecalis and incubated. After incubation, the contaminated roots were divided i...

journal_title：Letters in applied microbiology

authors： Mandras N,Allizond V,Bianco A,Banche G,Roana J,Piazza L,Viale P,Cuffini AM

更新日期：2013-02-01 00:00:00

abstract：AIM:To quantify the influence of trimethylamine-N-oxide (TMAO) on the heat resistance of Escherichia coli K12 MG1655 cells at static temperatures. METHODS AND RESULTS:Stationary-phase E. coli cells were inactivated at 52, 54 and 58°C. The heat resistance is described as reduction in the inactivation rate, k(max) , and...

journal_title：Letters in applied microbiology

authors： Velliou EG,Van Derlinden E,Cappuyns AM,Aerts D,Nikolaidou E,Geeraerd AH,Devlieghere F,Van Impe JF

更新日期：2011-02-01 00:00:00

abstract：AIMS:To study the cellular growth and morphology of Yarrowia lipolytica W29 and its lipase and protease production under increased air pressures. METHODS AND RESULTS:Batch cultures of the yeast were conducted in a pressurized bioreactor at 4 and 8 bar of air pressure and the cellular behaviour was compared with cultur...

journal_title：Letters in applied microbiology

authors： Lopes M,Gomes N,Gonçalves C,Coelho MA,Mota M,Belo I

更新日期：2008-02-01 00:00:00

abstract：AIMS:To investigate whether intranasal Lactobacillus administration protects host animals from influenza virus (IFV) infection by enhancing respiratory immune responses in a mouse model. METHODS AND RESULTS:After 3 days of intranasal exposure to Lactobacillus rhamnosus GG (LGG), BALB/c mice were infected with IFV A/PR...

journal_title：Letters in applied microbiology

authors： Harata G,He F,Hiruta N,Kawase M,Kubota A,Hiramatsu M,Yausi H

更新日期：2010-06-01 00:00:00

abstract：AIMS:The aim of the study was to determine Campylobacter jejuni contamination and prevalence on fomites moving between broiler farms and the processing plant in the period after cleaning and before departure to harvest chickens. In addition, changes in the proportion of contaminated fomites in the course of a day were ...

journal_title：Letters in applied microbiology

authors： Ramabu SS,Boxall NS,Madie P,Fenwick SG

更新日期：2004-01-01 00:00:00

abstract：:Samples were collected from 148 adult cats, processed for isolation of Staphylococcus species and tested for susceptibility to penicillin G, gentamicin, oxacillin, amoxycillin, ampicillin, cephalexin and rifampin. Methicillin resistance was also determined. Ninety-eight isolates were obtained (66% of samples). Coagula...

journal_title：Letters in applied microbiology

authors： Lilenbaum W,Nunes EL,Azeredo MA

更新日期：1998-10-01 00:00:00

abstract：AIMS:The present study was designed to determine the individual and combined effects of acidified sodium chlorite (ASC, 0.1%, 24 +/- 1 degrees C), cetylpyridinium chloride (CPC, 0.5%, 24 +/- 1 degrees C) and hot water (HW, 93 +/- 1 degrees C) treatments on the survival of Listeria monocytogenes and Staphylococcus aureu...

journal_title：Letters in applied microbiology

authors： Ozdemir H,Koluman A,Yildirim Y

更新日期：2006-08-01 00:00:00

abstract：AIMS:The genetic diversity of Vibrio cholerae isolated from black tiger shrimp (Penaeus monodon) aquaculture farms was determined using three PCR typing methods based on enterobacterial repetitive intergenic consensus (ERIC) sequences, ribosomal gene spacer (RS) sequence and repetitive extragenic palindromic (REP) sequ...

journal_title：Letters in applied microbiology

authors： Rao BM,Surendran PK

更新日期：2010-07-01 00:00:00

abstract：:The Andrias davidianus has been known as a traditional Chinese medicine for a long time. Its blood is considered as a waste or by-product of the meat production industry. Although there are reports on isolation of the antimicrobial peptides from different resources, there are no reports of their isolation from A. davi...

journal_title：Letters in applied microbiology

authors： Pei J,Feng Z,Ren T,Sun H,Han H,Jin W,Dang J,Tao Y

更新日期：2018-01-01 00:00:00

abstract：AIMS:To identify LipL32 epitopes and to evaluate their capability to recognize specific antibodies using ELISA. METHODS AND RESULTS:Epitope mapping by means of a library of overlapping peptide fragments prepared by simultaneous and parallel solid phase peptide synthesis on derivatized cellulose membranes (SPOT synthes...

journal_title：Letters in applied microbiology

authors： Lottersberger J,Guerrero SA,Tonarelli GG,Frank R,Tarabla H,Vanasco NB

更新日期：2009-11-01 00:00:00

abstract：AIMS:To compare the fermentative capacity of wild and domesticated isolates of the genus Saccharomyces. METHODS AND RESULTS:The fermentative capacity of yeasts from a variety of wild and domesticated sources was tested in synthetic dough media that mimic major bread dough types. Domesticated yeast strains were found t...

journal_title：Letters in applied microbiology

authors： Bell PJ,Higgins VJ,Attfield PV

更新日期：2001-04-01 00:00:00

abstract：:Yellow wine lees (YWL) are the main co-products in yellow wine industry with unbalanced amino acid (AA) profiles. Solid-state fermentation was employed in this study to upgrade the YWL for ruminant animals. A 3 × 3 orthogonal design was conducted to optimize the fermentation condition for optimal crude protein (CP) yi...

journal_title：Letters in applied microbiology

authors： Yao KY,Zhang TZ,Wang HF,Liu JX

更新日期：2018-12-01 00:00:00

abstract：:A strain named as Pseudomonas aeruginosa 2016NX1, which could produce phenazine and cereusitin, was isolated from the root of Millettia specisoa. Phenazines were extracted, isolated and purified by chloroform, thin-layer chromatography, column chromatography and high-performance liquid chromatography. Then the purifie...

journal_title：Letters in applied microbiology

authors： Liu TT,Ye FC,Pang CP,Yong TQ,Tang WD,Xiao J,Shang CH,Lu ZJ

更新日期：2020-09-01 00:00:00

abstract：AIMS:To investigate interactions between rumen protozoa and Shiga toxin-producing Escherichia coli (STEC) and to ascertain whether it is likely that rumen protozoa act as ruminant hosts for STEC. METHODS AND RESULTS:The presence of stx genes in different microbial fractions recovered from cattle and sheep rumen conten...

journal_title：Letters in applied microbiology

authors： Burow LC,Gobius KS,Vanselow BA,Klieve AV

更新日期：2005-01-01 00:00:00

abstract：AIMS:Bacillus halodurans C-125 is a Gram-positive bacterium that was the first alkaliphilic species to have its genome completely sequenced. Despite its many years as a model for alkaliphily and source of industrially important enzymes, genetic manipulation of B. halodurans C-125 remains difficult, and therefore, we so...

journal_title：Letters in applied microbiology

authors： Wallace JG,Breaker RR

更新日期：2011-04-01 00:00:00

abstract：AIMS:To optimize the production of linolenic acid by disrupted mycelia of Mortierella isabellina. METHODS AND RESULTS:Effects of incubation conditions such as incubation time, pH of reaction mixture, concentration of Mg2+ or malate and incubation temperature on production of linolenic acid were studied. The production...

journal_title：Letters in applied microbiology

authors： Xian M,Nie J,Meng Q,Liu J,Zhou C,Kang Y,Zhen K

更新日期：2003-01-01 00:00:00

abstract：AIMS:To determine the effect of cold storage on the survival of Erwinia amylovora. METHODS AND RESULTS:The survival of E. amylovora was assessed during storage at 2 degrees C. Populations of E. amylovora inoculated into phosphate-buffered saline remained static, whereas in nutrient media populations increased at low t...

journal_title：Letters in applied microbiology

authors： Taylor RK,Hale CN

更新日期：2003-01-01 00:00:00

abstract：AIM:The automated TEMPO system (bioMerieux) is based on the most probable number (MPN) method for the enumeration of micro-organisms in foods. In this study, we evaluated the performance of the TEMPO system as a diagnostic tool in comparison with the standard method in processed soy products. METHODS AND RESULTS:A ver...

journal_title：Letters in applied microbiology

authors： Katase M,Tsumura K

更新日期：2011-11-01 00:00:00

abstract：AIMS:To investigate if one hypothetical protein from Chlamydophila pneumoniae AR39 exerts UbiG-like function by complementary experiments. METHODS AND RESULTS:Proteins UbiG have a signature S-adenosylmethionine-binding motif compared with other methyltransferases. Probing with the conserved motif, one hypothetical pro...

journal_title：Letters in applied microbiology

authors： Liu J,Zhang X,Liu J

更新日期：2007-07-01 00:00:00

abstract：:Control of biofouling on seawater reverse osmosis (SWRO) membranes is a major challenge as treatments can be expensive, damage the membrane material and often biocides do not remove the polymers in which bacteria are embedded. Biological control has been largely ignored for biofouling control. The objective of this st...

journal_title：Letters in applied microbiology

authors： Nagaraj V,Skillman L,Li D,Xie Z,Ho G

更新日期：2017-07-01 00:00:00

abstract：AIM:To test the efficacy of a chemical (chlorous acid) for reducing the numbers of viable Alicyclobacillus acidoterrestris spores in laboratory media and on apples. METHODS AND RESULTS:Alicyclobacillus acidoterrestris spores in aqueous suspension and on apple surfaces of four different cultivars were treated with 268 ...

journal_title：Letters in applied microbiology

authors： Lee SY,Ryu SR,Kang DH

更新日期：2010-08-01 00:00:00

abstract：AIMS:To determine the effects of urine, a urease inhibitor and/or an odour-reducing antimicrobial compound, on zoonotic pathogens in swine manure slurries. METHODS AND RESULTS:Swine faeces were collected and blended with different amounts of urine. Marker strains of Salmonella enterica subsp. enterica serovar Typhimur...

journal_title：Letters in applied microbiology

authors： Wells JE,Varel VH

更新日期：2008-04-01 00:00:00

abstract：AIMS:The following polymers were developed: polyethylene (PE), a PE and polyethylene oxide (70% PE and 30% PEO; PE + PEO) blend, PE and nisin (PE + nisin), PE, nisin, and EDTA (PE + nisin + EDTA), and PE + PEO with nisin (PE + PEO + nisin). METHODS AND RESULTS:Of the polymers tested, PE and PE + PEO did not exhibit an...

journal_title：Letters in applied microbiology

authors： Cutter CN,Willett JL,Siragusa GR

更新日期：2001-10-01 00:00:00

abstract：:Small particle aerosols of plate-grown Salmonella enteritidis and Salm. typhimurium were generated and maintained within a rotating drum at 75% relative humidity and 24 degrees C for 2 h. Plate-grown organisms were found to be more aerosol-stable than broth-grown organisms. Differences were observed between the two sp...

journal_title：Letters in applied microbiology

authors： McDermid AS,Lever MS

更新日期：1996-08-01 00:00:00

abstract：AIMS:To examine the efficacy of liposome oral administration to induce systemic and mucosal immune responses against verotoxin-producing Escherichia coli (VTEC) and the effect of the induced antibodies on the binding of the bacteria to Caco-2 cells. METHODS AND RESULTS:Mice were immunized orally with VTEC antigen and ...

journal_title：Letters in applied microbiology

authors： Tana,Watarai S,Isogai E,Oguma K

更新日期：2003-01-01 00:00:00

abstract：AIMS:To examine factors affecting faecal shedding of the foodborne pathogens Escherichia coli O157:H7 and Salmonella in dairy cattle and evaluate antimicrobial susceptibility of these isolates. METHODS:Faecal samples were obtained in replicate from lactating (LAC; n = 60) and non-lactating (NLAC; n = 60) Holstein catt...

journal_title：Letters in applied microbiology

authors： Fitzgerald AC,Edrington TS,Looper ML,Callaway TR,Genovese KJ,Bischoff KM,McReynolds JL,Thomas JD,Anderson RC,Nisbet DJ

更新日期：2003-01-01 00:00:00

abstract：AIMS:The aim of this study was to elucidate if the need for iron for Escherichia coli to remain cultivable in a poorly nutritive medium such as the drinking water uses the iron transport system via the siderophores. METHODS AND RESULTS:Environmental strains of E. coli (isolated from a drinking water network), referenc...

journal_title：Letters in applied microbiology

authors： Grandjean D,Jorand F,Guilloteau H,Block JC

更新日期：2006-07-01 00:00:00

abstract：:Live shellfish samples (120) were collected from nine littoral sites in Brittany (western France). They were screened for Listeria spp. and a count of faecal coliforms was carried out. Analysis of the results revealed Listeria spp. in 55% of samples, a much higher rate than the previous, infrequent, recorded data. Fur...

journal_title：Letters in applied microbiology

authors： Monfort P,Minet J,Rocourt J,Piclet G,Cormier M

更新日期：1998-03-01 00:00:00

abstract：:The type strain Bacillus thuringiensis var. bolivia (serotype H63), isolated from the Bolivian high valleys, has been characterized at different levels. Its parasporal crystal has an unusual shape and it is composed of a protein of 155 kDa which shows two bands of 75 and 80 kDa after activation. Analysis by PCR shows ...

journal_title：Letters in applied microbiology

authors： Ferrandis MD,Andrew R,Porcar M,Iriarte J,Cosmao-Dumanoir V,Lecadet MM,Caballero P,Ferré J

更新日期：1999-06-01 00:00:00

abstract：AIMS:To establish a rapid and reliable multiplex PCR (mPCR)-based method allowing specific identification of Carnobacterium piscicola SF668 during storage of cold smoked salmon (CSS). METHODS AND RESULTS:CSS was inoculated with C. piscicola SF668 and stored at 4 degrees C. Samples were withdrawn at regular time interv...

journal_title：Letters in applied microbiology

authors： Pellé E,Dousset X,Prévost H,Drider D

更新日期：2005-01-01 00:00:00