Effects of acidified sodium chlorite, cetylpyridinium chloride and hot water on populations of Listeria monocytogenes and Staphylococcus aureus on beef.

abstract：:Natural enzyme inhibitors have been widely described in literature because of its pharmacological and cosmetic applications. Fungi found in caves represent a promising source of bioactive substances that are still little explored scientifically. Thus, the present work evaluated the presence of enzymatic modulators in ...

journal_title：Letters in applied microbiology

authors： Cardoso MGB,Trento MVC,Reis CH,Marcussi S,Cardoso PG

更新日期：2019-08-01 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：:The present study demonstrates the siderophore production of two strains of Pseudomonas fluorescens and two of Ps. chlororaphis. The antimicrobial activities of these strains were studied against Salmonella typhimurium, Staphylococcus aureus, Fusarium culmorum, F. oxysporum and Aspergillus niger. Despite equal siderop...

journal_title：Letters in applied microbiology

authors： Laine MH,Karwoski MT,Raaska LB,Mattila-Sandholm TM

更新日期：1996-03-01 00:00:00

abstract：AIMS:The objective of this study was to identify compounds responsible for medicinal off-flavours produced by different species and strains of Alicyclobacillus in orange juice using a combination of chromatographic-coupled olfactometric techniques and gas chromatography-mass spectrometry (GC-MS). METHODS AND RESULTS:E...

journal_title：Letters in applied microbiology

authors： Gocmen D,Elston A,Williams T,Parish M,Rouseff RL

更新日期：2005-01-01 00:00:00

abstract：AIMS:To isolate, characterize and identify lactic acid bacteria (LAB) in the vineyards where koshu grapes, a primary wine grape cultivar in Japan, are grown. METHODS AND RESULTS:Sixty samples, including leaves, undamaged grape berries and soil under damaged berries, were collected at four koshu vineyards in Yamanashi ...

journal_title：Letters in applied microbiology

authors： Yanagida F,Srionnual S,Chen YS

更新日期：2008-08-01 00:00:00

abstract：UNLABELLED:Staphylococcus aureus LZ-01 was isolated from the Yellow River upstream from Lanzhou which can resist and reduce chromium (VI) to chromium (III). In this study, strain LZ-01's uranium (VI) resistance and adsorption abilities were investigated. Our results showed that it can resist 2 mmol l(-1) U(VI) and adso...

journal_title：Letters in applied microbiology

authors： Zou L,Chen Z,Zhang X,Liu P,Li X

更新日期：2014-11-01 00:00:00

abstract：AIMS:To identify and compare microbiota in Chinese liquor Daqu, which were produced in the different regions using different production process. METHODS AND RESULTS:The DNA exacted from Daqu samples was used as a template for PCR with universal primers of 16S rRNA, 26S rRNA and 18S rRNA, respectively. The amplicons we...

journal_title：Letters in applied microbiology

authors： Wang HY,Gao YB,Fan QW,Xu Y

更新日期：2011-08-01 00:00:00

abstract：AIMS:The aim of this study was to investigate the role of divercin V41 in inhibition and prevention of Listeria monocytogenes. METHODS AND RESULTS:Carnobacterium divergens V41 deficient in bacteriocin production was isolated and characterized by enzyme-liked immunosorbent assay, multiplex polymerase chain reaction and...

journal_title：Letters in applied microbiology

authors： Richard C,Brillet A,Pilet MF,Prévost H,Drider D

更新日期：2003-01-01 00:00:00

abstract：:Plant proteases play a fundamental role in several processes like growth, development and in response to biotic and abiotic stress. In particular, aspartic proteases (AP) are expressed in different plant organs and have antimicrobial activity. Previously, we purified an AP from Salpichroa origanifolia fruits called sa...

journal_title：Letters in applied microbiology

authors： Díaz ME,Rocha GF,Kise F,Rosso AM,Guevara MG,Parisi MG

更新日期：2018-08-01 00:00:00

abstract：:Polymerase chain reaction (PCR) was used after a short pre-enrichment culture to detect Salmonella subspecies in chicken fillets. A direct PCR assay performed with chicken meat inoculated with Salmonella Typhimurium produced no PCR products. Six different DNA extraction protocols were tested to recover efficiently Sal...

journal_title：Letters in applied microbiology

authors： Soumet C,Ermel G,Fach P,Colin P

更新日期：1994-11-01 00:00:00

abstract：:Results of biocide efficacy testing on laboratory-generated microbial biofilms containing Legionella bozemanii is presented. These show that chlorine is effective at recommended concentrations in cooling towers; at least 48 h contact between free chlorine and the biofilm is necessary. Of five commercial biocides teste...

journal_title：Letters in applied microbiology

authors： Green PN

更新日期：1993-10-01 00:00:00

abstract：AIMS:To investigate the effect of molasses concentration, initial pH of molasses medium, and inoculum's size to maximize ethanol and minimize methanol, fusel alcohols, acetic acid and aldehydes in the fermentation mash in industrial fermentors. METHODS AND RESULTS:Initial studies to optimize temperature, nitrogen sour...

journal_title：Letters in applied microbiology

authors： Arshad M,Khan ZM,Khalil-ur-Rehman,Shah FA,Rajoka MI

更新日期：2008-11-01 00:00:00

abstract：:A rapid and simple method (24M) using 24 well microtitre plates was developed to determine the presence of Listeria monocytogenes or Listeria spp. in food samples. The 24M was composed of two 24 well microtitre plates connected with a yellow tip. The 24M was evaluated with pathogen cocktails and ground beef samples an...

journal_title：Letters in applied microbiology

authors： Kang DH,Fung DY

更新日期：1999-04-01 00:00:00

abstract：AIMS:The objective was to demonstrate the size of silver particles produced by the filamentous fungus Phoma sp.3.2883 via adsorption and accumulation, and to confirm that this silver was in a reduced state. METHODS AND RESULTS:Mycelium was freeze-dried and then shake-cultured in a silver nitrate solution. It was found...

journal_title：Letters in applied microbiology

authors： Chen JC,Lin ZH,Ma XX

更新日期：2003-01-01 00:00:00

abstract：AIMS:In traditional Thai medicine, nutgall of Quercus infectoria G. Olivier is well-documented as an effective agent for wound and skin infections. The present study was aimed to establish modes of action of the ethanol extract of the plant as well as its main constituents to induce anti-methicillin-resistant Staphyloc...

journal_title：Letters in applied microbiology

authors： Chusri S,Voravuthikunchai SP

更新日期：2011-06-01 00:00:00

abstract：:A simple artificial urine medium (AUM) has been developed which provides conditions similar to that found in human urine. AUM solidified with agar enabled the recovery of a wide range of urease-positive and -negative urinary pathogens. Liquid AUM supported growth at concentrations of up to 10(8) cfu ml-1, as found in ...

journal_title：Letters in applied microbiology

authors： Brooks T,Keevil CW

更新日期：1997-03-01 00:00:00

abstract：:Environmental air sampling was evaluated as a method to detect the presence of M. bovis in the vicinity of infected badgers and their setts. Airborne particles were collected on gelatine filters using a commercially available air sampling instrument and tested for the presence of M. bovis using bacteriological culture...

journal_title：Letters in applied microbiology

authors： Jones RM,Ashford R,Cork J,Palmer S,Wood E,Spyvee P,Parks S,Bennett A,Brewer J,Delahay R,Chambers M,Sawyer J

更新日期：2013-05-01 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：:Nanobacteria, also known as calcifying nanoparticles (CNP), are controversial infectious agents not matching the current criteria for 'living organism'. Despite the controversy of their classification, they propagate and cause cell death in vitro and are associated or found in many human diseases. Thus, more efforts s...

journal_title：Letters in applied microbiology

authors： Kajander EO

更新日期：2006-06-01 00:00:00

abstract：:Entamoeba histolytica and Entamoeba dispar are two microscopically indistinguishable amoebae living in the human colon. The former is a pathogen, whereas the latter is a nonpathogenic commensal. Using a model system of in vitro cocultures and PCR detection of the Entamoeba species, we found that the nonpathogenic spec...

journal_title：Letters in applied microbiology

authors： Pysova I,Tumova P,Tolarova V,Nohynkova E

更新日期：2009-04-01 00:00:00

abstract：UNLABELLED:Cryptococcosis, a fungal infection that affects both immunocompromised and immunocompetent individuals, contributes to increasing indices of mortality and morbidity. The development of resistance by Cryptococcus spp., the limited number of commercial antifungal drugs and the various side effects of these dru...

journal_title：Letters in applied microbiology

authors： Magalhães TF,da Silva CM,de Fátima Â,da Silva DL,Modolo LV,Martins CV,Alves RB,Ruiz AL,Longato GB,de Carvalho JE,de Resende-Stoianoff MA

更新日期：2013-08-01 00:00:00

abstract：:A method was developed to obtain reproducible DNA fingerprints from Campylobacter by PCR-based amplification, without the need to isolate total DNA. Randomly amplified polymorphic DNA (RAPD) profiles were generated with three randomly designed 10-mers, using each separately as an amplification primer. A range of C. je...

journal_title：Letters in applied microbiology

authors： Mazurier S,van de Giessen A,Heuvelman K,Wernars K

更新日期：1992-06-01 00:00:00

abstract：AIMS:This study was designed to evaluate the prevalence of Clostridium difficile contamination of retail chicken. METHODS AND RESULTS:Chicken legs, thighs and wings were purchased using a standardized method from retail outlets across Ontario, Canada. Selective culture was used for qualitative and quantitative detecti...

journal_title：Letters in applied microbiology

authors： Weese JS,Reid-Smith RJ,Avery BP,Rousseau J

更新日期：2010-04-01 00:00:00

abstract：:The marine antimicrobial peptide NZ17074, a variant of arenicin-3 from Arenicola marina that has broad antimicrobial activity and high bioavailability, can be designed to treat bacterial and fungal diseases. To reduce the toxicity of NZ17074, N6 was designed by replacing a cysteine in positions 3 and 20 with alanine, ...

journal_title：Letters in applied microbiology

authors： Yang N,Wang X,Teng D,Mao R,Hao Y,Feng X,Wang J

更新日期：2017-09-01 00:00:00

abstract：AIMS:The current study examined the antimicrobial susceptibility of 86 Listeria spp. isolated from processed bison carcasses. MATERIALS AND METHODS:Susceptibility to 25 antimicrobial agents was determined using E-test and National Antimicrobial Resistance Monitoring System (NARMS) panels. Most Listeria isolates (88-98...

journal_title：Letters in applied microbiology

authors： Li Q,Sherwood JS,Logue CM

更新日期：2007-01-01 00:00:00

abstract：AIMS:Oenococcus oeni is a lactic acid bacterium used in wine fermentation. Two open reading frames (orfB and orfC) were identified in the upstream region of the hsp18 gene, encoding the small heat-shock protein Lo18. Expression of these genes in conditions of acid stress was studied in Escherichia coli. METHODS AND RE...

journal_title：Letters in applied microbiology

authors： Morel F,Delmas F,Jobin MP,Diviès C,Guzzo J

更新日期：2001-08-01 00:00:00

abstract：AIMS:We report the analysis of genetic determinants conferring resistance to pristinamycin in Staphylococcus epidermidis strains and epidemiology typing of these strains by pulsed-field gel electrophoresis. METHODS AND RESULTS:Staphylococcus epidermidis (346 isolates) were searched for strains with pristinamycin resis...

journal_title：Letters in applied microbiology

authors： Achour W,Bouchami O,Galopin S,Leclercq R,Ben Hassen A

更新日期：2008-03-01 00:00:00

abstract：:The cell surface hydrophobicity of micro-organisms is a characteristic that has been associated with the colonization of mammalian epithelia and with their capacity to induce diseases. Melatonin is a hormone produced by the pineal gland that affects the immune response mechanism. This study investigated, as an express...

journal_title：Letters in applied microbiology

authors： Uberos J,Molina A,Liébana J,Augustin MC,Muñoz A

更新日期：2000-10-01 00:00:00

abstract：AIMS: To develop a new instrument of great versatility for recovering micro-organisms from all types of food samples and to compare the effects with existing sample preparation methods. METHODS AND RESULTS: To detach micro-organisms from large-size unbroken food samples such as apples, carrots, potatoes and tomatoes w...

journal_title：Letters in applied microbiology

authors： Kim YH,Lee SY,Sagong HG,Heu S,Ryu S,Kang DH

更新日期：2012-09-01 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