Virulence regions and virulence factors of the ovine footrot pathogen, Dichelobacter nodosus.

abstract：:Tritrichomonas foetus is a venereal pathogen of cattle, which causes infertility, early embryonic death or abortion. In order to evaluate the potential trichomonicidal activity of benzimidazoles, the effects of thiabendazole, mebendazole and albendazole were analyzed on the multiplication, general morphology and ultra...

journal_title：FEMS microbiology letters

authors： Carvalho KP,Gadelha AP

更新日期：2007-10-01 00:00:00

abstract：:We have cloned and sequenced the rfaH gene from Salmonella enterica serovar Typhi strain Ty2. The gene showed a high degree of similarity to the rfaH genes from Escherichia coli K-12 and S. enterica serovar Typhimurium. A rfaH mutant was constructed by site-directed mutagenesis. This mutant produced a rough lipopolysa...

journal_title：FEMS microbiology letters

authors： Rojas G,Saldías S,Bittner M,Zaldívar M,Contreras I

更新日期：2001-10-16 00:00:00

abstract：:Insertion sequences (ISs) are mobile genetic elements widely distributed among bacteria. Their impact on the bacterial genome is multifold, including transfer of genetic information, shuttle of adaptive traits and influence on the genomic content. As a result, ISs play an important role in the organization, plasticity...

journal_title：FEMS microbiology letters

authors： Lysnyansky I,Calcutt MJ,Ben-Barak I,Ron Y,Levisohn S,Methé BA,Yogev D

更新日期：2009-05-01 00:00:00

abstract：:Haemophilus influenzae has an absolute growth requirement for heme and a heme binding lipoprotein (HbpA) has been implicated in the utilization of this essential nutrient. HbpA was identified by examining clones from an H. influenzae genomic library that caused Escherichia coli harboring the clone to bind heme. Howeve...

journal_title：FEMS microbiology letters

authors： Morton DJ,Madore LL,Smith A,Vanwagoner TM,Seale TW,Whitby PW,Stull TL

更新日期：2005-12-15 00:00:00

abstract：:The Gram-positive bacterium Streptococcus gordonii has been genetically engineered to allow the simultaneous expression of two heterologous proteins at the cell surface. A family of recombinant streptococci displaying two different antigens was constructed. All the strains were genetically stable and expressed both pr...

journal_title：FEMS microbiology letters

authors： Maggi T,Spinosa M,Ricci S,Medaglini D,Pozzi G,Oggioni MR

更新日期：2002-04-23 00:00:00

abstract：:A cryptic plasmid from Arthrobacter rhombi PRH1, designated as pPRH, was sequenced and characterized. It was 5000 bp in length with a G+C content of 66 mol%. The plasmid pPRH was predicted to encode six putative open reading frames (ORFs), in which ORF2 and ORF3 formed the minimal replicon of plasmid pPRH and shared 5...

journal_title：FEMS microbiology letters

authors： Stanislauskiene R,Gasparaviciute R,Vaitekunas J,Meskiene R,Rutkiene R,Casaite V,Meskys R

更新日期：2012-02-01 00:00:00

abstract：:Integrons are bacterial genetic elements capable of capturing and expressing potentially adaptive genetic material. Class 1 integrons constitute the most intensely studied group of these elements to date, mainly due to their well-established role in the acquisition and dissemination of antibiotic resistance genes in c...

journal_title：FEMS microbiology letters

authors： Hardwick SA,Stokes HW,Findlay S,Taylor M,Gillings MR

更新日期：2008-01-01 00:00:00

abstract：:It has been shown that efficient functioning of photosynthesis and respiration in the cyanobacterium Synechocystis PCC 6803 requires the presence of either cytochrome c6 or plastocyanin. In order to check whether the blue copper protein plastocyanin can act as electron donor to cytochrome c oxidase, we investigated th...

journal_title：FEMS microbiology letters

authors： Paumann M,Bernroitner M,Lubura B,Peer M,Jakopitsch C,Furtmüller PG,Peschek GA,Obinger C

更新日期：2004-10-15 00:00:00

abstract：:A novel strain of Rhizopus oryzae WPG secretes a noninduced lipase (ROLw) in the culture medium; purified ROLw is a protein of 29 kDa, the 45 N-terminal amino acid residues were sequenced, this sequence is very homologous to Rhizopus delemar lipase (RDL), Rhizopus niveus lipase (RNL) and R. oryzae lipase (ROL29) seque...

journal_title：FEMS microbiology letters

authors： Salah RB,Mosbah H,Fendri A,Gargouri A,Gargouri Y,Mejdoub H

更新日期：2006-07-01 00:00:00

abstract：:The sequences of the epidermolytic toxins and V8 serine proteinase share about 25% identity, including the catalytic triad at the proteinase active centre. Here we have altered the putative ETA active-site serine-195 to glycine by site-directed mutagenesis. No epidermolytic activity was detected when up to 100-fold gr...

journal_title：FEMS microbiology letters

authors： Redpath MB,Foster TJ,Bailey CJ

更新日期：1991-06-15 00:00:00

abstract：:Transfer of DNA by conjugation has been the method generally used for genetic manipulation of Edwardsiella ictaluri because, previously, attempts to transform E. ictaluri by the uptake of naked DNA have apparently failed. We report here the successful transformation of seven strains of E. ictaluri using electroporatio...

journal_title：FEMS microbiology letters

authors： Russo R,Panangala VS,Wood RR,Klesius PH

更新日期：2009-09-01 00:00:00

abstract：:Insertion sequence IS100 was localized on a 9.5-kb plasmid of Yersinia pestis and was shown to be specific for Y. pestis and serotype I strains of Y. pseudotuberculosis. The nucleotide sequence of IS100 isolated from this plasmid was determined. The element, which was flanked by 5-bp direct repeats, contained 1953 bp ...

journal_title：FEMS microbiology letters

authors： Podladchikova ON,Dikhanov GG,Rakin AV,Heesemann J

更新日期：1994-09-01 00:00:00

abstract：:Legionella pneumophila, an intracellular parasite of macrophages and protozoa, requires iron for extra- and intracellular growth. In a new screen of a mutant library of L. pneumophila for strains defective for growth on agar media lacking supplemental iron, seven mutants were obtained. All of the mutants had a disrupt...

journal_title：FEMS microbiology letters

authors： Naylor J,Cianciotto NP

更新日期：2004-12-15 00:00:00

abstract：:Sixty-four breast-fed infants and 23 calves were investigated for bacteria and enzymatic activity in their faecal samples. The bacteria were measured using cultivation and fluorescence in situ hybridization. Enzymatic activity was also examined. Forty-seven (64%) infants and all the calves had high numbers of bifidoba...

journal_title：FEMS microbiology letters

authors： Rada V,Vlková E,Nevoral J,Trojanová I

更新日期：2006-05-01 00:00:00

abstract：:The sequences of two Piromyces cDNAs (manB and manC) encoding functional mannanases, defined as mannanase B (MANB) and mannanase C (MANC), revealed that both the cDNAs, and the encoded enzymes, exhibited extensive sequence identity with each other and with a previously described Piromyces mannanase. MANB and MANC, whi...

journal_title：FEMS microbiology letters

authors： Millward-Sadler SJ,Hall J,Black GW,Hazlewood GP,Gilbert HJ

更新日期：1996-08-01 00:00:00

abstract：:A lipopolysaccharide mutant of Leptospira interrogans (LaiMut) was obtained by growth in the presence of an agglutinating monoclonal antibody (mAb) against lipopolysaccharide. Agglutination reactions with anti-lipopolysaccharide mAbs and polyclonal antibodies showed that LaiMut had lost some serogroup Icterohaemorrhag...

journal_title：FEMS microbiology letters

authors： Zapata S,Trueba G,Bulach DM,Boucher D,Adler B,Hartskeerl R

更新日期：2010-08-01 00:00:00

abstract：:This study characterizes the glucomannan utilization operon (gmuBACDREFG, formerly ydhMNOPQRST) of Bacillus subtilis. Transcription of the operon is induced by konjac glucomannan and requires the last mannanase gene (gmuG). Cellobiose and mannobiose, possible degradation products of glucomannan by GmuG, are strong ind...

journal_title：FEMS microbiology letters

authors： Sadaie Y,Nakadate H,Fukui R,Yee LM,Asai K

更新日期：2008-02-01 00:00:00

abstract：:Small colony variants (SCVs) of Pseudomonas aeruginosa NCTC 6750 (WT) were repeatedly isolated in an in vitro kinetic model after exposure to gentamicin (GM). There were minor differences biochemically and in phage and serotyping between the wild type (WT) strain and SCVs. Changes in outer membrane protein profiles we...

journal_title：FEMS microbiology letters

authors： Langford PR,Anwar H,Gonda I,Brown MR

更新日期：1989-10-01 00:00:00

abstract：:The glycolytic pathway of the hyperthermophilic archaea that belong to the order Thermococcales (Pyrococcus, Thermococcus and Palaeococcus) differs significantly from the canonical Embden-Meyerhof pathway in bacteria and eukarya. This archaeal glycolysis variant consists of several novel enzymes, some of which catalyz...

journal_title：FEMS microbiology letters

authors： van de Werken HJ,Verhees CH,Akerboom J,de Vos WM,van der Oost J

更新日期：2006-07-01 00:00:00

abstract：:A 2918 bp sequence coding for the orotidine-5'-monophosphate decarboxylase enzyme (OMPD) was isolated from the genome of Myrothecium gramineum. This sequence was analysed and, remarkably, it is the first OMPD gene of a Sordariomycete that has an intron. The gene codes for an enzyme of 282 amino acids. The nucleotide s...

journal_title：FEMS microbiology letters

authors： De Maeseneire SL,De Groeve MR,Dauvrin T,De Mey M,Soetaert W,Vandamme EJ

更新日期：2006-08-01 00:00:00

abstract：:A novel aerobic, Gram-negative bacterial strain, designated KU41E(T), which degrades p-n-nonylphenol, was isolated from seawater obtained from the coastal region of Ishigaki Island, Japan. Cells are motile, curved rods with a single polar flagellum. Strain KU41E(T) grew at 20-35 °C, pH 7.0-8.0, in the presence of 1.0-...

journal_title：FEMS microbiology letters

authors： Iwaki H,Takada K,Hasegawa Y

更新日期：2012-02-01 00:00:00

abstract：:The purpose of this study was to develop a novel strategy for the isolation and identification of Burkholderia cepacia complex bacteria from the home environment of cystic fibrosis (CF) patients. Water and soil samples were enriched in a broth containing 0.1% l-arabinose, 0.1% l-threonine, and a mixture of selective a...

journal_title：FEMS microbiology letters

authors： Vanlaere E,Coenye T,Samyn E,Van den Plas C,Govan J,De Baets F,De Boeck K,Knoop C,Vandamme P

更新日期：2005-08-15 00:00:00

abstract：:Clostridium difficile is the causative agent for pseudomembranous colitis in humans. Toxic strains of C. difficile produce two toxins, toxin A and toxin B. A reliable and definitive method of typing the toxic strains of C. difficile is needed since nosocomial cross infection is a primary concern in hospitals and other...

journal_title：FEMS microbiology letters

authors： McMillin DE,Muldrow LL

更新日期：1992-04-01 00:00:00

abstract：:Using a specialized ribosome system, previous studies have identified G791 in Escherichia coli 16S rRNA as an invariant and essential residue for ribosome function. To investigate the functional role of G791, we searched for multicopy suppressors that partially restored the protein synthesis ability of mutant ribosome...

journal_title：FEMS microbiology letters

authors： Song WS,Ryou SM,Kim HM,Jeon CO,Kim JM,Han SH,Kim SW,Szatkiewicz JP,Cunningham PR,Lee K

更新日期：2010-12-01 00:00:00

abstract：:The anr gene of Pseudomonas aeruginosa encodes a transcriptional regulator of anaerobic gene expression, homologous to the Fnr protein of Escherichia coli. We report here that Anr has a role in regulating the activity of the aerobic respiratory chain of P. aeruginosa. Strains with internal deletions in their anr gene ...

journal_title：FEMS microbiology letters

authors： Ray A,Williams HD

更新日期：1997-11-15 00:00:00

abstract：:The TBF-1 is an 11.9-kDa fruiting body specific protein of the Ascomycetes hypogeous fungus Tuber borchii Vittad. found in aqueous extract and the hyphal cell wall. The tbf-1 gene codes a 12-amino acid N-terminal stretch not present in mature protein. This sequence does not match with any homologous signal sequences s...

journal_title：FEMS microbiology letters

authors： Palma F,Cerigini E,Stocchi V

更新日期：2007-07-01 00:00:00

abstract：:Several beta-galactosidase fusion proteins have been constructed containing the entire VP1 protein from foot-and-mouth disease virus (FMDV) [Corchero et al. (1996) J. Biotechnol. in press]. The antigenicity of the major immunodominant site A (13 amino acids in length) within the VP1 protein has been studied in competi...

journal_title：FEMS microbiology letters

authors： Corchero JL,Villaverde A

更新日期：1996-11-15 00:00:00

abstract：:Different genes encoding pyridine nucleotide transhydrogenases (pntAB, udhA) and acetoacetyl-CoA reductases (phaB) were heterologously overexpressed in Rhodospirillum rubrum S1. A recombinant strain, which harbored the gene encoding the membrane-bound transhydrogenase PntAB from Escherichia coli MG1655 and the phaB1 g...

journal_title：FEMS microbiology letters

authors： Heinrich D,Raberg M,Steinbüchel A

更新日期：2015-04-01 00:00:00

abstract：:Antibiotic resistance genes might be maintained by selection pressures different from those which are responsible for initially selecting resistant bacteria. This possibility was suggested from a comparison of oral commensal streptococci isolated from healthy people not taking antibiotics. Resistance frequencies were ...

journal_title：FEMS microbiology letters

authors： Díaz-Mejía JJ,Carbajal-Saucedo A,Amábile-Cuevas CF

更新日期：2002-12-17 00:00:00

abstract：:A strain of Agromyces fucosus, designated Vs2, metabolized a range of organophosphonate compounds as sole phosphorus sources for growth and metabolized phosphonoacetate as a sole carbon, energy and phosphorus source for growth. With phosphonoacetate as the sole phosphorus source and a pyruvate carbon source, transient...

journal_title：FEMS microbiology letters

authors： O'Loughlin SN,Graham RL,McMullan G,Ternan NG

更新日期：2006-08-01 00:00:00