Prevalence of the multiple antibiotic resistance operon (marRAB) in the genus Salmonella.

abstract：:Two conservative gene clusters, the S10 ribosomal protein region and one (of the two) set of rRNA genes, were split in a genome crossover rearrangement event in Mycoplasma gallisepticum. As a result of the rearrangement the major part of the S10 ribosomal protein cluster is located upstream of genes for 23S-5S rRNA (r...

journal_title：FEMS microbiology letters

authors： Skamrov A,Feoktistova E,Goldman M,Beabealashvilli R

更新日期：2002-03-05 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：:Cell differentiation is one of the marks of multicellular organisms. Terminally specialised nitrogen-fixing cells, termed heterocysts, evolved in filamentous cyanobacteria more than 2 Gya. The development of their spacing pattern has been thoroughly investigated in model organisms such as Anabaena sp. PCC 7120. This p...

journal_title：FEMS microbiology letters

authors： Antonaru LA,Nürnberg DJ

更新日期：2017-08-15 00:00:00

abstract：:In this study, we investigated the mechanisms of Sch9 regulating the localization and phosphorylation of Bcy1. Our research indicated that Sch9 regulated localization of Bcy1 via Zds1 for the following reasons: (1) deletions of SCH9 or ZDS1 both caused nuclear localization of Bcy1; (2) Sch9 and Zds1 interacted physica...

journal_title：FEMS microbiology letters

authors： Zhang A,Gao W

更新日期：2012-06-01 00:00:00

abstract：:An expressed sequence tag database of the freshwater fish parasite, Ichthyophthirius multifiliis (Ciliophora) was analyzed to seek for proteases potentially involved in the invasion and degradation of host tissues during infection. The translation of the database revealed two cathepsin L cysteine proteases (Icp1 and I...

journal_title：FEMS microbiology letters

authors： Jousson O,Di Bello D,Donadio E,Felicioli A,Pretti C

更新日期：2007-04-01 00:00:00

abstract：:During programs for the selection of enological yeasts, several hundred natural isolates are usually screened. The scope of these operations is to isolate strains possessing good fermentative properties without necessarily arriving at a precise species designation: in other words, to detect strains belonging to the Sa...

journal_title：FEMS microbiology letters

authors： Nardi T,Carlot M,De Bortoli E,Corich V,Giacomini A

更新日期：2006-11-01 00:00:00

abstract：:A solvent-tolerant, slightly thermophilic bacterium was isolated at 45 degrees C in the presence of toluene vapor provided as the sole carbon source. Strain T27 was identified as Deinococcus geothermalis T27. It could tolerate high concentrations of solvent provided as a nonaqueous layer (5% and 20%, v/v) to a cell su...

journal_title：FEMS microbiology letters

authors： Kongpol A,Kato J,Vangnai AS

更新日期：2008-09-01 00:00:00

abstract：:A family of 2,3-di-O-acyl trehaloses (DAT), previously identified in Mycobacterium fortuitum, was studied by fast-atom bombardment mass spectrometry to establish the combinations of fatty acyl substituents and, hence, to delineate the molecular species there comprised. The mass spectra indicated the possible existence...

journal_title：FEMS microbiology letters

authors： Ariza MA,Valero-Guillén PL

更新日期：1994-06-15 00:00:00

abstract：:Magnetotactic bacteria (MTB) are a group of microorganisms that have the ability to synthesize intracellular magnetic crystals (magnetosomes). They prefer microaerobic or anaerobic aquatic sediments. Thus, there is growing interest in their ecological roles in various habitats. In this study we found co-occurrence of ...

journal_title：FEMS microbiology letters

authors： Pan H,Dong Y,Teng Z,Li J,Zhang W,Xiao T,Wu LF

更新日期：2019-11-01 00:00:00

abstract：:Pythium drechsleri Paul was described as a new species from soil samples taken in a salt-marsh of Arzew, Algeria [Paul, B. (1988) Une nouvelle espèce de Pythium isolée d'une saline de l'ouest Algérien. Cryptogam. Mycol. 9, 325-333]. The name of the fungus, P. drechsleri, is a nomen invalidum, as it is a later homonym ...

journal_title：FEMS microbiology letters

authors： Paul B

更新日期：2000-02-01 00:00:00

abstract：:The filamentous fungus Fusarium lateritium is cyanide tolerant, due partly to the induction of the enzyme cyanide hydratase in the presence of cyanide. This enzyme catalyses the hydration of cyanide to formamide. The expression in Escherichia coli of a cDNA clone encoding cyanide hydratase is described. The cDNA clone...

journal_title：FEMS microbiology letters

authors： Brown DT,Turner PD,O'Reilly C

更新日期：1995-12-15 00:00:00

abstract：:Plastocyanin, encoded by the petE gene, can transfer electrons to photosystem I (PSI) and cytochrome c oxidase during photosynthetic and respiratory metabolism in cyanobacteria. We constructed a petE mutant of Synechocystis sp. strain PCC 6803 and investigated its phenotypic properties under different light conditions...

journal_title：FEMS microbiology letters

authors： Wang XQ,Jiang HB,Zhang R,Qiu BS

更新日期：2013-04-01 00:00:00

abstract：:ZnO-Nanoparticle-Chitosan (ZnO-NP-CH) composite has potential biomedical and food applications due to its better antimicrobial activity. However, the presence of nano-metal-oxide in the composite makes the material unsuitable for any food applications. Moreover, the cost involved in the preparation of Zinc Oxide-Nano-...

journal_title：FEMS microbiology letters

authors： Visnuvinayagam S,Murthy LN,Parvathy U,Jeyakumari A,Sivaraman GK,Karthikeyan D

更新日期：2020-12-15 00:00:00

abstract：:The plant-growth promoting rhizobacterium Azospirillum lipoferum strain 4B generates in vitro a stable phase variant designated 4VI at frequencies of 10(-4) to 10(-3) per cell per generation. Variant 4VI displays pleitropic modifications, such as the loss of swimming motility and the inability to assimilate certain su...

journal_title：FEMS microbiology letters

authors： Vial L,Pothier JF,Normand P,Moënne-Loccoz Y,Bally R,Wisniewski-Dyé F

更新日期：2004-07-15 00:00:00

abstract：:The enterotoxigenic Escherichia coli (ETEC) strain Ec2173, causing post weaning diarrhoea in swine, harbours six plasmids ranging from 13 to 200 kb in size. The heat stable toxin genes sta, stb and a tetracycline resistance gene were located on a self conjugative 120-kb plasmid, called pTC. In the cloned ColE1 type or...

journal_title：FEMS microbiology letters

authors： Olasz F,Fekete PZ,Blum-Oehler G,Boldogkoi Z,Nagy B

更新日期：2005-03-15 00:00:00

abstract：:Pseudomonas syringae pv. tomato DC3000, a plant pathogenic gram-negative bacterium, employs the type III secretion system (T3SS) to cause disease in tomato and Arabidopsis and to induce the hypersensitive response in nonhost plants. The expression of T3SS is regulated by the HrpL extracytoplasmic sigma factor. Express...

journal_title：FEMS microbiology letters

authors： Jovanovic M,Lawton E,Schumacher J,Buck M

更新日期：2014-07-01 00:00:00

abstract：:Helicobacter pullorum and Campylobacter lari are rarely isolated from humans with acute enteritis. Hitherto the two species could only be identified by genotypic techniques. Gas liquid chromatography of whole cell fatty acid extracts is described as the first phenotypic method for discrimination of the two species. Ch...

journal_title：FEMS microbiology letters

authors： Steinbrueckner B,Haerter G,Pelz K,Burnens A,Kist M

更新日期：1998-11-15 00:00:00

abstract：:Contrary to its effect on rich medium, D-cycloserine showed no bactericidal effect on Zymomonas mobilis cells cultured on mineral medium. Addition of a mixture of glycine and glutamic acid to the mineral medium restored its bactericidal action. However, mutant enrichments run in these conditions were biased, with most...

journal_title：FEMS microbiology letters

authors： Pencreac'h G,Aït-Abdelkader N,Joset F,Baratti JC

更新日期：1996-09-01 00:00:00

abstract：:The alternative sigma factor sigmaH has been shown to play an important role in stress response and morphological differentiation in Streptomyces coelicolor. Its gene, sigH, is located in an operon with the gene encoding proposed anti-sigma factor UshX, and one of the promoters directing expression of the operon is de...

journal_title：FEMS microbiology letters

authors： Sevcikova B,Kormanec J

更新日期：2002-04-09 00:00:00

abstract：:The genome size of Actinobacillus pleuropneumoniae was determined by pulsed field gel electrophoresis of AscI and ApaI digested chromosomal DNA. The genome size of the type strain 4074T (serotype 1) was determined to be 2404 +/- 40 kb. The chromosome sizes for the reference strains of the other serotypes range between...

journal_title：FEMS microbiology letters

authors： Chevallier B,Dugourd D,Tarasiuk K,Harel J,Gottschalk M,Kobisch M,Frey J

更新日期：1998-03-15 00:00:00

abstract：:The cryopreservation of an anaerobic rumen fungus, Piromyces communis OTS1, was examined at -84 degrees C using dimethyl sulfoxide, propylene glycol or ethylene glycol as cryoprotectants. Ethylene glycol was the most effective agent, combining high survival and low toxicity, followed by dimethyl sulfoxide and propylen...

journal_title：FEMS microbiology letters

authors： Sakurada M,Tsuzuki Y,Morgavi DP,Tomita Y,Onodera R

更新日期：1995-04-01 00:00:00

abstract：:Marine viruses are the most abundant biological entity in the oceans, the majority of which infect bacteria and are known as bacteriophages. Yet, the bulk of bacteriophages form part of the vast uncultured dark matter of the microbial biosphere. In spite of the paucity of cultured marine bacteriophages, it is known th...

journal_title：FEMS microbiology letters

authors： Perez Sepulveda B,Redgwell T,Rihtman B,Pitt F,Scanlan DJ,Millard A

更新日期：2016-08-01 00:00:00

abstract：:The aim of this study was to evaluate the ability of a nested PCR system to detect Salmonella senftenberg in raw oysters. The specific primers of the PCR were derived from the invA gene sequence, essential for Salmonella invasiveness into epithelial cells. First, for the extraction of DNA, four methods (guanidine isot...

journal_title：FEMS microbiology letters

authors： Vázquez-Novelle MD,Pazos AJ,Abad M,Sánchez JL,Pérez-Parallé ML

更新日期：2005-02-01 00:00:00

abstract：:A complementary DNA of the Aspergillus nidulans chsB gene encoding chitin synthase, an essential gene for hyphal growth, was obtained by RT-PCR and expressed in Saccharomyces cerevisiae by using the GAL1 promoter in a multicopy plasmid. The biochemical characteristics of chitin synthase B (ChsB) expressed in S. cerevi...

journal_title：FEMS microbiology letters

authors： Tatsuno K,Yamada-Okabe H,Takagi M,Arisawa M,Sudoh M

更新日期：1997-04-15 00:00:00

abstract：:Changes in composition of the principal low molecular mass thiols of Leishmania donovani were monitored during the transformation of promastigotes, first to stationary phase metacyclic forms and then to amastigotes. No consistent variation in the thiol composition of the parasite which could account for the known incr...

journal_title：FEMS microbiology letters

authors： Weldrick DP,Chodacka B,Vogt R,Steenkamp DJ

更新日期：1999-04-01 00:00:00

abstract：:In this study, internal size variations in the VanA gene cluster Tn1546, encoding resistance to glycopeptides, is described. Studies of previously uncharacterized size variations of an internal region, encoding the vanX and vanY genes of Tn1546, revealed that these variations were due to the presence of the IS sequenc...

journal_title：FEMS microbiology letters

authors： Jensen LB

更新日期：1998-12-15 00:00:00

abstract：:This review describes the factors which are currently recognized as being central to the virulence of the human pathogen, Vibrio vulnificus. This estuarine/marine bacterium occurs in high numbers in molluscan shellfish, primarily oysters, and its ingestion in raw oysters results in a ca. 60% mortality in those persons...

journal_title：FEMS microbiology letters

authors： Linkous DA,Oliver JD

更新日期：1999-05-15 00:00:00

abstract：:Methanobacterium barkeri was found to catalyze the reductive dehalogenation of trichlorofluoromethane (CFC-11), also known as FREON 11. Products detected were CHFCl2, CH2FCl, CO and fluoride. ...

journal_title：FEMS microbiology letters

authors： Krone UE,Thauer RK

更新日期：1992-01-01 00:00:00

abstract：:Mycelium of Pleurotus ostreatus var. florida with a decreased growth rate contained seven double-stranded RNA segments and isometrical virus particles with diameters of 24 and 30 nm. Mycelium with a normal growth rate lacked dsRNA. Protoclones from virus-containing mycelium contained one to seven of these dsRNA segmen...

journal_title：FEMS microbiology letters

authors： van der Lende TR,Harmsen MC,Go SJ,Wessels JG,Wessel JG

更新日期：1995-01-01 00:00:00

abstract：:MHYT, a new conserved protein domain with a likely signaling function, is described. This domain consists of six transmembrane segments, three of which contain conserved methionine, histidine, and tyrosine residues that are projected to lie near the outer face of the cytoplasmic membrane. In Synechocystis sp. PCC6803,...

journal_title：FEMS microbiology letters

authors： Galperin MY,Gaidenko TA,Mulkidjanian AY,Nakano M,Price CW

更新日期：2001-11-27 00:00:00