Occurrence of tetracycline resistance genes tet(M) and tet(S) in bacteria from marine aquaculture sites.

abstract：:Xylella fastidiosa is the causal agent of economically important plant diseases, including citrus variegated chlorosis and Pierce's disease. Hitherto, there has been no information on the molecular mechanisms controlling X. fastidiosa-plant interactions. To determine whether predicted open reading frames (ORFs) encodi...

journal_title：FEMS microbiology letters

authors： Scarpari LM,Lambais MR,Silva DS,Carraro DM,Carrer H

更新日期：2003-05-16 00:00:00

abstract：:Trehalase was studied in Schizosaccharomyces pombe cells growing vegetatively on minimal medium and in sporulating cultures. Acid trehalase activity, measured at pH 4.2, was absent in vegetative cells and occurred only in asci, indicating that this activity represented the sporulation-specific trehalase reported previ...

journal_title：FEMS microbiology letters

authors： De Virgilio C,Müller J,Boller T,Wiemken A

更新日期：1991-11-01 00:00:00

abstract：:A number of hybrids obtained by fusion of protoplasts of complementary auxotrophic strains of Candida albicans were analysed for growth rates, cell volume, DNA content, stability and adherence to human buccal epithelial cells. SDS-PAGE analysis of the cell wall proteins indicated that the hybrid cell walls contained m...

journal_title：FEMS microbiology letters

authors： Law C,Kavanagh K,Whittaker P

更新日期：1994-01-01 00:00:00

abstract：:The number and incidence of Collinsella aerofaciens in the human intestine are the highest among Gram-positive non-spore-forming bacilli. Identification of this species is very difficult and requires considerable time. A PCR-based identification system using C. aerofaciens-specific primers is described. Using this PCR...

journal_title：FEMS microbiology letters

authors： Kageyama A,Sakamoto M,Benno Y

更新日期：2000-02-01 00:00:00

abstract：:The adhesion-promoting proteins (APP) (molecular mass approx. 300 kDa), which promote adhesion of Streptococcus mutans JBP (serotype c) to hydroxyapatite, were isolated from human submandibular-sublingual (SMSL) saliva by gel filtration on a Trisacryl GP2000 M column. The effects of hexoses, pentoses, methyl-pentoses,...

journal_title：FEMS microbiology letters

authors： Kishimoto E,Hay DI,Gibbons RJ

更新日期：1991-12-15 00:00:00

abstract：:Rod-shaped Alphaproteobacteria possessing long prosthecae-like appendages have been detected abundantly in biofilms attaching onto anode graphite of cellulose-fed microbial fuel cells (MFCs). To identify their ecological roles, the present study isolated a corresponding bacterium (strain Mfc52) by direct plating of a ...

journal_title：FEMS microbiology letters

authors： Kodama Y,Watanabe K

更新日期：2008-11-01 00:00:00

abstract：:A cordycepin-resistant mutant strain of Saccharomyces cerevisiae (CD-R2) was found to be deficient in adenosine kinase. This mutant accumulated S-adenosylhomocysteine during growth in the presence of exogenous adenosine and it grew in a pseudohyphal manner in the presence of this nucleotide. ...

journal_title：FEMS microbiology letters

authors： Iwashima A,Ogata M,Nosaka K,Nishimura H,Hasegawa T

更新日期：1995-03-15 00:00:00

abstract：:Shigella flexneri, which causes shigellosis in humans, evolved from Escherichia coli. The sequencing of Shigella genomes has revealed that a large number of insertion sequence (IS) elements (over 200 elements) reside in the genome. Although the presence of these elements has been noted previously and summarized, more ...

journal_title：FEMS microbiology letters

authors： Zaghloul L,Tang C,Chin HY,Bek EJ,Lan R,Tanaka MM

更新日期：2007-12-01 00:00:00

abstract：:Massive Open Online Courses (MOOCs) dominated discussions of online learning and higher education in the news media and in universities between 2012 and 2015. However, fashions pass, needs change and technology evolves. This Commentary looks back, pauses on the present, and then looks forward. Whilst MOOCs are a signi...

journal_title：FEMS microbiology letters

authors： Daniel J

更新日期：2016-04-01 00:00:00

abstract：:From the nisZ gene sequence, a non-radioactive digoxigenin-labeled DNA probe, was tested for detection of nisin-producing strains using polymerase chain reaction amplification. The digoxigenin-labeled DNA probe clearly discriminated between nisin-producing and non-producing strains with a high degree of sensitivity an...

journal_title：FEMS microbiology letters

authors： Meghrous J,Fliss I,Bouksaim M,Lacroix C

更新日期：1999-02-01 00:00:00

abstract：:The wine yeast Saccharomyces cerevisiae is central in the production of aroma compounds during fermentation. Some of the most important yeast-derived aroma compounds produced are esters. The esters ethyl acetate and isoamyl acetate are formed from alcohols and acetyl-CoA in a reaction catalysed by alcohol acetyltransf...

journal_title：FEMS microbiology letters

authors： Cordente AG,Swiegers JH,Hegardt FG,Pretorius IS

更新日期：2007-02-01 00:00:00

abstract：:Xylose reductase catalyzes the NAD(P)H-dependent reduction of xylose to xylitol and is essential for growth on xylose by yeasts. To understand the nature of coenzyme binding to the Pichia stipitis xylose reductase, we investigated the role of the strictly conserved Lys270 in the putative IPKS coenzyme binding motif by...

journal_title：FEMS microbiology letters

authors： Kostrzynska M,Sopher CR,Lee H

更新日期：1998-02-01 00:00:00

abstract：:An open reading frame located in the tyrB-uvrA intergenic region of the Escherichia coli MG1655 chromosome was identified as encoding the class B acid phosphatase of this species on the basis of cloning and expression experiments. A protocol for purification of the enzyme (named AphA) was developed, and its properties...

journal_title：FEMS microbiology letters

authors： Thaller MC,Schippa S,Bonci A,Cresti S,Rossolini GM

更新日期：1997-01-15 00:00:00

abstract：:Biochemical responses to cold and osmotic stresses overlap because each decreases the availability of free water. Since RNA-binding proteins are known to accumulate following cold stress and play key roles in regulating transcription termination, the effect of osmotic stress on expression of RNA-binding proteins was e...

journal_title：FEMS microbiology letters

authors： Mori S,Castoreno A,Mulligan ME,Lammers PJ

更新日期：2003-10-24 00:00:00

abstract：:To rapidly identify natural isolates of marine bioluminescent bacteria, we developed amplified ribosomal DNA restriction analysis (ARDRA) methods. ARDRA, which is based on the restriction patterns of 16S rRNA gene digested with five enzymes (EcoRI, DdeI, HhaI, HinfI, RsaI), clearly distinguished the 14 species of mari...

journal_title：FEMS microbiology letters

authors： Kita-Tsukamoto K,Wada M,Yao K,Kamiya A,Yoshizawa S,Uchiyama N,Kogure K

更新日期：2006-03-01 00:00:00

abstract：:We transformed a clinical Staphylococcus epidermidis isolate with the Enterococcus faecalis transposon Tn917-carrying plasmid pTV1. Loss of plasmid replication was observed at 47 degrees C. Tn917 transposes efficiently and apparently randomly. The transposition frequency could be stimulated by erythromycin. Transposon...

journal_title：FEMS microbiology letters

authors： Grueter L,Koenig O,Laufs R

更新日期：1991-08-01 00:00:00

abstract：:The enterobacterium Erwinia amylovora is the causal agent of fire blight. This study presents the analysis of the complete genome of phage PhiEaH1, isolated from the soil surrounding an E. amylovora-infected apple tree in Hungary. Its genome is 218 kb in size, containing 244 ORFs. PhiEaH1 is the second E. amylovora in...

journal_title：FEMS microbiology letters

authors： Meczker K,Dömötör D,Vass J,Rákhely G,Schneider G,Kovács T

更新日期：2014-01-01 00:00:00

abstract：:Intraterrestrial life has been found at depths of several thousand metres in deep sub-sea floor sediments and in the basement crust beneath the sediments. It has also been found at up to 2800-m depth in continental sedimentary rocks, 5300-m depth in igneous rock aquifers and in fluid inclusions in ancient salt deposit...

journal_title：FEMS microbiology letters

authors： Pedersen K

更新日期：2000-04-01 00:00:00

abstract：:Growth of a Mycobacterium avium complex serotype 20 rough-colony variant in 1.0% Tween 80 resulted in a smooth-colony morphological conversion that was reversible upon removal of Tween and was not associated with the presence of serotype-specific glycopeptidolipid antigens. Electron microscopic examination suggested t...

journal_title：FEMS microbiology letters

authors： Wright EL,Pourshafie M,Barrow WW

更新日期：1992-11-01 00:00:00

abstract：:Group B streptococci (GBS) represent a very important group of human pathogens. So far little is known about the mechanisms by which these bacteria can cause disease and the bacterial factors involved. One putative virulence factor is the beta antigen of the C protein complex (Bac), which can bind to the Fc region of ...

journal_title：FEMS microbiology letters

authors： Kreikemeyer B,Jerlström PG

更新日期：1999-11-15 00:00:00

abstract：:Two isolates, belonging to a new species of a novel genus of the Phylum "Deinococcus/Thermus ", were recovered from hot spring runoffs on the Island of São Miguel in the Azores. Strains RQ-24(T) and TU-8 are the first cultured representatives of a distinct phylogenetic lineage within this phylum. These strains form or...

journal_title：FEMS microbiology letters

authors： Albuquerque L,Simões C,Nobre MF,Pino NM,Battista JR,Silva MT,Rainey FA,da Costa MS

更新日期：2005-06-15 00:00:00

abstract：:Synthesis of nitrate reductase in the unicellular cyanobacterium Synechococcus sp. strain PCC 7942 took place at a slow rate when the cells were incubated without a supply of inorganic carbon, but addition to these cells of CO(2)/bicarbonate or, in a Synechococcus strain transformed with a gene encoding a 2-oxoglutara...

journal_title：FEMS microbiology letters

authors： Vázquez-Bermúdez MF,Herrero A,Flores E

更新日期：2003-04-25 00:00:00

abstract：:The copZ gene of Bacillus subtilis encodes a copper chaperon CopZ that donates copper to the copper transporter CopA. Both genes copZ and copA are clustered to an operon and its promoter is regulated by Cu ions and CueR, a Mer-like transcriptional activator. Here we show that cadmium ions activate copZA expression as ...

journal_title：FEMS microbiology letters

authors： Solovieva IM,Entian KD

更新日期：2004-07-01 00:00:00

abstract：:Crystalline 3-methylaspartase (EC 4.3.1.2) from Escherichia coli strain YG1002 that had been isolated from soil was characterized. The enzyme activity was induced when the organism was grown statically on medium containing (S)-glutamic acid. Its molecular mass is about 84 kDa, and it may be composed of two identical s...

journal_title：FEMS microbiology letters

authors： Asano Y,Kato Y

更新日期：1994-05-15 00:00:00

abstract：:The filamentous ascomycete Botrytis cinerea is one of the most studied models for understanding the necrotrophic behaviour of phytopathogenic fungi. The genomes of two strains of B. cinerea have been sequenced (B05.10 and T4), which may contribute to elucidating the virulence polymorphism in this fungus. In this study...

journal_title：FEMS microbiology letters

authors： Choquer M,Robin G,Le Pêcheur P,Giraud C,Levis C,Viaud M

更新日期：2008-12-01 00:00:00

abstract：:The glt operon of Escherichia coli comprises the structural genes for the glutamate synthase subunits (gltB and gltD) and gltF, whose product was previously suggested to have regulatory functions. The A/T-rich region between gltD and gltF contains a weak promoter and a translation initiation site for gltF. The GltF pr...

journal_title：FEMS microbiology letters

authors： Grassl G,Bufe B,Müller B,Rösel M,Kleiner D

更新日期：1999-10-01 00:00:00

abstract：:To tackle antimicrobial resistance (AMR) is of outmost importance for the general population to understand the severity and the relevance of different routes of transmission. Respondents of different age groups, educational and occupational backgrounds, area of living, diet and household composition participated in an...

journal_title：FEMS microbiology letters

authors： Alexa Oniciuc EA,Likotrafiti E,Garre A,Ruiz L,Prieto M,Alvarez-Ordóñez A

更新日期：2019-09-01 00:00:00

abstract：:The emergence of antibiotic resistance has necessitated new therapeutic approaches for combating persistent bacterial infection. An alternative approach is regulation of bacterial virulence instead of growth suppression, which can readily lead to drug resistance. The virulence of the opportunistic human pathogen Pseud...

journal_title：FEMS microbiology letters

authors： Lee JH,Kim YG,Cho MH,Kim JA,Lee J

更新日期：2012-04-01 00:00:00

abstract：:Sequences from the ribosomal DNA ITS regions have shown that there is limited variation among the species in the Trichoderma viride/atroviride/koningii species complex also known as Hypocrea rufa complex, and that infraspecies variation sometimes is larger than interspecies variation. Strains belonging to T. viride, T...

journal_title：FEMS microbiology letters

authors： Lübeck M,Bulat S,Alekhina I,Lieckfeldt E

更新日期：2004-08-15 00:00:00

abstract：:We have re-examined the stringent response of Streptococcus rattus and Streptococcus pyogenes, two organisms that had originally been reported not to accumulate ppGpp following amino acid deprivation. We conclude that ppGpp does accumulate when S. rattus and S. pyogenes are deprived of isoleucine by mupirocin addition...

journal_title：FEMS microbiology letters

authors： Whitehead KE,Webber GM,England RR

更新日期：1998-02-01 00:00:00