Divercin V41 from gene characterization to food applications: 1998-2008, a decade of solved and unsolved questions.

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：:Random amplification of polymorphic DNA (RAPD) is proving to be a useful technique in studying the epidemiology of micro-organisms. The technique can be troublesome and time consuming to establish due to the essentially empirical approach to optimization. By standardization of certain parameters and use of a commercia...

journal_title：Letters in applied microbiology

authors： Hilton AC,Banks JG,Penn CW

更新日期：1997-04-01 00:00:00

abstract：:The neurotoxins produced by Clostridium botulinum are amongst the most potent known to man. Toxin production is detected by a mouse bioassay, which requires several days for a result and is not acceptable for routine use unless there is a high level of suspicion. The Rapid ID32 A kit produced by bioMerieux gives an id...

journal_title：Letters in applied microbiology

authors： Brett MM

更新日期：1998-01-01 00:00:00

abstract：:The pattern of DNA fragments produced by the polymerase chain reaction using arbitrary primers is strongly influenced by the age of the colonies sampled. We show that the number, clarity and reproducibility of the bands produced is optimal when very young colonies are sampled. ...

journal_title：Letters in applied microbiology

authors： Coutinho HL,Handley BA,Kay HE,Stevenson L,Beringer JE

更新日期：1993-12-01 00:00:00

abstract：AIMS:To establish species-specific PCR and DNA probe methods for Streptococcus salivarius and to clarify the distribution of dextranase in oral isolates of Strep. salivarius. METHODS AND RESULTS:A pair of PCR primers and a DNA probe were designed based on the nucleotide sequence of the dextranase gene of Strep. saliva...

journal_title：Letters in applied microbiology

authors： Igarashi T,Yano Y,Yamamoto A,Sasa R,Goto N

更新日期：2001-06-01 00:00:00

abstract：:White Spot Syndrome Virus (WSSV) is a dsDNA virus causing White Spot Syndrome Disease (WSSD) in shrimp with almost 100% morality rate within 3-10 days. In Bangladesh, WSSD is one of the major impediments of shrimp farming. This study first investigated the prevalence and distribution of WSSV in cultured shrimps of the...

journal_title：Letters in applied microbiology

authors： Hossain A,Nandi SP,Siddique MA,Sanyal SK,Sultana M,Hossain MA

更新日期：2015-02-01 00:00:00

abstract：:A series of experiments was conducted to identify the molecular species responsible for surface active emulsification (surfactant) bioactivity in Bacillus subtilis subsp. subtilis strain ATCC PTA-125135, and to describe culture conditions to support the enriched production of said bioactivity in cultured plaque of the...

journal_title：Letters in applied microbiology

authors： Krueger LA,Grzemski MA,Bilyeu MC,Horst JG,Ugrin SA,Hosette CA,Spangler DA,Ayangbile GA

更新日期：2020-11-01 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：AIM:To study the effect of glucose concentrations on the growth by Brettanomyces bruxellensis yeast strain in batch experiments and develop a mathematical model for kinetic behaviour analysis of yeast growing in batch culture. METHODS AND RESULTS:A Matlab algorithm was developed for the estimation of model parameters....

journal_title：Letters in applied microbiology

authors： Aguilar-Uscanga MG,Garcia-Alvarado Y,Gomez-Rodriguez J,Phister T,Delia ML,Strehaiano P

更新日期：2011-08-01 00:00:00

abstract：:In a crossover study, volunteers consumed a diet supplemented with either wheat or rye bread. Levels of faecal mucus were determined and the adhesion of five selected probiotics to immobilized intestinal mucus, was assessed. No significant difference in the concentration of faecal mucus or adhesion of the probiotics t...

journal_title：Letters in applied microbiology

authors： Ouwehand AC,Gråsten S,Niemi P,Mykkänen H,Salminen S

更新日期：2000-07-01 00:00:00

abstract：:Leuconostoc strains were characterized according to their antibiotic susceptibilities, carbohydrate fermentation profiles, sucrase activity patterns and plasmid content. All the strains tested were resistant to the antibiotics sulphathiazole, trimethoprim and vancomycin, and could be separated into two groups based on...

journal_title：Letters in applied microbiology

authors： Holt SM,Al-Sheikh H,Shin KJ

更新日期：2001-03-01 00:00:00

abstract：AIMS:2-Keto-4-methylthiobutyric acid (KMBA) is an established intermediate in microbial biosynthesis of ethylene from methionine. This study demonstrates the kinetics and effects of trace elements and electron complexes on substrate (KMBA)-derived C2H4 biosynthesis in soil. METHODS AND RESULTS:We have previously repor...

journal_title：Letters in applied microbiology

authors： Arshad M,Nazli ZH,Khalid A,Zahir ZA

更新日期：2004-01-01 00:00:00

abstract：:Using a novel capillary thermal cycler, randomly amplified polymorphic DNA (RAPD) generated DNA fingerprints were obtained in 3 h. The RAPD profiles were produced using a random 10-mer primer (5'-ACCGCCTGCT-3') which discriminated between different Listeria spp. Unique fragment profiles of Listeria monocytogenes serot...

journal_title：Letters in applied microbiology

authors： Black SF,Gray DI,Fenlon DR,Kroll RG

更新日期：1995-03-01 00:00:00

abstract：:Quillaja saponin (QS) was incubated at 39 degrees C in an in vitro medium containing rumen liquor from a cow fed a roughage diet. No degradation of QS was observed up to 6 h of fermentation. Incubation for 9, 12 and 24 h decreased the content of QS by 16%, 45% and 100%. The content of QS did not decrease when incubate...

journal_title：Letters in applied microbiology

authors： Makkar HP,Becker K

更新日期：1997-10-01 00:00:00

abstract：AIMS:The objective of this work was to purify the tyrosinase from Bacillusthuringiensis subsp. kurstaki (Bt) (CCTCC AB 90010) and study its enzymatic properties. METHODS AND RESULTS:A 'one-step' purification method was used in this work, which was an easy, high-yield purification method. Tyrosinase activity of this pu...

journal_title：Letters in applied microbiology

authors： Liu N,Zhang T,Wang YJ,Huang YP,Ou JH,Shen P

更新日期：2004-01-01 00:00:00

abstract：:A method for the diagnosis of mycobacterial infections by PCR amplification followed by selective restriction enzyme digestion of the PCR product was developed. The amplified DNA sequence used in this study occurs within the gene encoding for the mycobacterial 65 kDa heat shock protein (Hance et al. 1989), which is fo...

journal_title：Letters in applied microbiology

authors： Rodrigo G,Källenius G,Hoffmann E,Svenson SB

更新日期：1992-08-01 00:00:00

abstract：:The bacterial diversity and community structure involved in Chinese sauerkraut is one of the most important factors shaping the final characteristics of traditional foods. In this research, Lactobacillus casei 11MZ-5-1 was applied in Chinese sauerkraut fermentation as a starter culture. Illumina Miseq sequencing analy...

journal_title：Letters in applied microbiology

authors： Du R,Ge J,Zhao D,Sun J,Ping W,Song G

更新日期：2018-01-01 00:00:00

abstract：AIMS:Bioprocess oxidative stress caused by many reactive oxygen species (ROS) can lead to largely irreversible perturbation of yeast bioprocesses. These include the production of proteins derived from recombinant DNA yeast technology (aerobically grown Saccharomyces cerevisiae). These proteins include rennin, amylogluc...

journal_title：Letters in applied microbiology

authors： Wiseman A

更新日期：2005-01-01 00:00:00

abstract：AIMS:The aim of the study was to investigate the antagonistic interactions of Trichoderma species against Rhizoctonia solani sclerotia by enhanced green fluorescence protein (EGFP)-tagged transformant of Trichoderma virens TY009. METHODS AND RESULTS:An EGFP was used as a report gene for transforming T. virens strain, ...

journal_title：Letters in applied microbiology

authors： Liu LN,Zhang JZ,Xu T

更新日期：2009-12-01 00:00:00

abstract：AIMS:To isolate benzene-degrading strains from neutral and alkaline groundwaters contaminated by benzene, toluene, ethylbenzene, xylenes (BTEX) from the SIReN aquifer, UK, and to test their effective pH range and ability to degrade TEX. METHODS AND RESULTS:The 14 isolates studied had an optimum pH for growth of 8, and...

journal_title：Letters in applied microbiology

authors： Fahy A,Ball AS,Lethbridge G,Timmis KN,McGenity TJ

更新日期：2008-07-01 00:00:00

abstract：:This study was undertaken to detect the occurrence of beta-lactamase and biofilm producing Enterobacteriaceae in healthy ducks. A total 202 cloacal swabs were collected from ducks kept in organized (n = 92) and backyard (n = 110) farms in West Bengal (India). The ducks had no history of antibiotic intake. Among the 87...

journal_title：Letters in applied microbiology

authors： Banerjee A,Bardhan R,Chowdhury M,Joardar SN,Isore DP,Batabyal K,Dey S,Sar TK,Bandyopadhyay S,Dutta TK,Samanta I

更新日期：2019-08-01 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 evaluate the specificity and sensitivity of PCR primers for the detection of Salmonella enterica in a real-time PCR assay using pure cultures. METHODS AND RESULTS:Unenriched whole cells in sterile water were used as template for each PCR. SYBR Green dye was used for the nonspecific detection of dsDNA. The real...

journal_title：Letters in applied microbiology

authors： Csordas AT,Barak JD,Delwiche MJ

更新日期：2004-01-01 00:00:00

abstract：:Staphylococcus epidermidis and Staphylococcus aureus, two bacterial strains commonly associated with biofilm-related medical infections and food poisoning, can rapidly colonize biotic and abiotic surfaces. The present study investigates the ability of anodic alumina surfaces with nanoporous surface topography to minim...

journal_title：Letters in applied microbiology

authors： Feng G,Cheng Y,Worobo RW,Borca-Tasciuc DA,Moraru CI

更新日期：2019-10-01 00:00:00

abstract：:The objective of this study was to undertake a microbiological survey of foods, animal faeces and wastewater samples for Clostridium difficile, and determine the genotypes and antimicrobial susceptibilities of isolates. A total of 211 samples were tested for C. difficile using culture methods. Thirteen toxigenic C. di...

journal_title：Letters in applied microbiology

authors： Rivas L,Dupont PY,Gilpin BJ,Cornelius AJ

更新日期：2020-01-01 00:00:00

abstract：:A lead-resistant bacteria isolated from soil contaminated with car battery waste were identified as Providencia alcalifaciens based on biochemical characteristics, FAME profile and 16S rRNA sequencing and designated as strain 2EA. It resists lead nitrate up to 0·0014 mol l(-1) by precipitating soluble lead as insolubl...

journal_title：Letters in applied microbiology

authors： Naik MM,Khanolkar D,Dubey SK

更新日期：2013-02-01 00:00:00

abstract：:Washed Escherichia coli ATCC11775 cells were killed by (-)-epigallocatechin (EGC) in the presence of a non-lethal concentration of Cu2+ (1 mumol l-1) without additional H2O2, but not by (-)-epicatechin (EC). EGC alone (< 0.1 mmol l-1) did not reduce the viability of the cells. The survival curve obtained in the presen...

journal_title：Letters in applied microbiology

authors： Kimura T,Hoshino N,Yamaji A,Hayakawa F,Ando T

更新日期：1998-12-01 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：AIM:To study the effect of biosurfactant on aqueous phase solubility and biodegradation of chlorpyrifos. METHODS AND RESULTS:A Pseudomonas sp. (ChlD), isolated from agricultural soil by enrichment culture technique in the presence of chlorpyrifos, was capable of producing biosurfactant (rhamnolipids) and degrading chl...

journal_title：Letters in applied microbiology

authors： Singh PB,Sharma S,Saini HS,Chadha BS

更新日期：2009-09-01 00:00:00

abstract：AIMS:To investigate a lactococcal plasmid responsible for a reduction in growth rate of its host cell. METHODS AND RESULTS:Lactococcus lactis subsp. lactis biovar. diacetylactis DRC1 carries a high number of plasmids. The DRC1 wild-type strain was found to grow more slowly than a plasmid-free derivative of DRC1. The p...

journal_title：Letters in applied microbiology

authors： Kobayashi M,Nomura M,Fujita Y,Okamoto T,Ohmomo S

更新日期：2002-01-01 00:00:00