Characteristics of extracellular protein production by a plasmidless derivative of Staphylococcus simulans biovar staphylolyticus.

abstract：:Despite the large number of techniques available for the transformation of bacteria, several species are still resistant to the introduction of foreign DNA. Oenococcus oeni are among the organisms that are particularly refractory to transformation. However, conjugal experiments from Lactococcus lactis to O. oeni with ...

journal_title：FEMS microbiology letters

authors： Beltramo C,Oraby M,Bourel G,Garmyn D,Guzzo J

更新日期：2004-07-01 00:00:00

abstract：:Six clinical isolates of Enterobacter cloacae isolated in a Portuguese hospital, between April 1999 and November 2000, demonstrated resistance to almost all broad-spectrum cephalosporins, except to cefepime. These isolates were susceptible to quinolones and to aminoglycosides. Isoelectric focusing demonstrated product...

journal_title：FEMS microbiology letters

authors： Conceição T,Faria N,Lito L,Melo Cristino J,Salgado MJ,Duarte A

更新日期：2004-01-30 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：:We constructed mutant genes of Caldococcus noboribetus isocitrate dehydrogenase containing ancestral amino acid residues that were inferred using the maximal likelihood method and a composite phylogenetic tree of isocitrate dehydrogenase and 3-isopropylmalate dehydrogenase. The mutant genes were expressed in Escherich...

journal_title：FEMS microbiology letters

authors： Iwabata H,Watanabe K,Ohkuri T,Yokobori S,Yamagishi A

更新日期：2005-02-15 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：:Cells of the pel1 mutant of Saccharomyces cerevisiae were found to contain an extremely low content of cardiolipin, a decreased level of phosphatidylcholine and an increased level of phosphatidylinositol. Disruption of the PEL1 gene in cells containing a null mutation in the CHO1 gene was lethal. Despite its putative ...

journal_title：FEMS microbiology letters

authors： Janitor M,Obernauerová M,Kohlwein SD,Subík J

更新日期：1996-06-15 00:00:00

abstract：:Serum opacity factor (SOF) is produced by group A streptococci belonging to certain M types. SOF cleaves the apolipoprotein component of the high density lipoprotein fraction of serum rendering it insoluble which in turn leads to serum opacity. SfbII protein, a fibronectin binding surface protein cloned from group A s...

journal_title：FEMS microbiology letters

authors： Kreikemeyer B,Martin DR,Chhatwal GS

更新日期：1999-09-15 00:00:00

abstract：:The steady-state levels of the aminopeptidase Y (APY1) transcript and the level of assayable aminopeptidase Y activity were measured under a variety of nutritional conditions. Specific APY1 mRNA is less abundant in cells grown in minimal medium than in cells grown in rich medium, while active enzyme levels follow just...

journal_title：FEMS microbiology letters

authors： Herrera-Camacho I,Suárez-Rendueles P

更新日期：1996-06-01 00:00:00

abstract：:Giardia lamblia is a binucleated, flagellated protozoan parasite that inhabits the upper small intestine of its vertebrate hosts. The entire life cycle, which can be completed in vitro, is simple with cycling between a vegetative trophozoite and a highly resistant cystic form. The parasite is one of the earliest diver...

journal_title：FEMS microbiology letters

authors： Svärd SG,Hagblom P,Palm JE

更新日期：2003-01-21 00:00:00

abstract：:Analysis of the nucleotide sequence downstream from the Xanthomonas oryzae pv. oryzae recA gene reveals two orfs designated orfX and recX. The former has the potential to code for a 5.6 kDa protein of unknown function while the latter encodes for a putative 14.6 kDa protein with homology to RecX from various bacteria....

journal_title：FEMS microbiology letters

authors： Sukchawalit R,Vattanaviboon P,Utamapongchai S,Vaughn G,Mongkolsuk S

更新日期：2001-11-27 00:00:00

abstract：:The increase in Antimicrobial resistance (AMR) microorganisms has been exacerbated by exposure to antimicrobial drugs (e.g. antibiotics). A solution to AMR may require academic researchers to not only contribute to the drug discovery pipeline through laboratory research, but also to engage and inform non-specialist au...

journal_title：FEMS microbiology letters

authors： Redfern J,Bowater L,Crossley M,Verran J

更新日期：2018-08-01 00:00:00

abstract：:The aim of this study was to illustrate the relative pervasiveness of Borderline Oxacillin Resistant Staphylococcus aureus (BORSA) and Methicillin-Resistant Staphylococcus aureus (MRSA) in community and food of animal origin and their relationship with other genetic determinants. Staphylococcus aureus isolates were su...

journal_title：FEMS microbiology letters

authors： Zehra A,Gulzar M,Singh R,Kaur S,Gill JPS

更新日期：2020-12-22 00:00:00

abstract：:Mycoplasma mycoides subsp. mycoides (Mmm) strain Afadé had previously been shown to undergo spontaneous phase variations between an opaque capsulated variant and a translucent (TR) variant devoid of a capsule but able to secrete cell-free exopolysaccharides. This phase variation is associated with an ON/OFF genetic sw...

journal_title：FEMS microbiology letters

authors： Gaurivaud P,Lakhdar L,Le Grand D,Poumarat F,Tardy F

更新日期：2014-10-01 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：:Human T-cell leukemia virus type I (HTLV-I) is an oncogenic retrovirus that was isolated in 1980 from a patient with adult T-cell leukemia. From the numerous experiments using infected patient T-cells, transgenic mice and tissue culture transformation assays, the Tax protein has been determined to be the transforming ...

journal_title：FEMS microbiology letters

authors： Ressler S,Connor LM,Marriott SJ

更新日期：1996-07-01 00:00:00

abstract：:A Deltalgt (Lgt, lipoprotein diacylglyceryl transferase) isogenic mutant was obtained which indicates that lgt is not essential for cell growth in vitro, like in the Gram-positive bacterium Bacillus subtilis, but unlike in the proteobacteria Escherichia coli and Salmonella typhimurium. The mutation was transduced to a...

journal_title：FEMS microbiology letters

authors： Petit CM,Brown JR,Ingraham K,Bryant AP,Holmes DJ

更新日期：2001-06-25 00:00:00

abstract：:Streptococcus equi ssp. equi is the causative agent of strangles, a highly contagious and serious disease in the upper respiratory tract of horses. The present study describes the characterization of IdeE, a homolog of the secreted IgG-specific protease IdeS/Mac of Streptococcus pyogenes. The activity of IdeE is compa...

journal_title：FEMS microbiology letters

authors： Lannergård J,Guss B

更新日期：2006-09-01 00:00:00

abstract：:A chitinase was purified from the cytosolic fraction of the anaerobic rumen fungus Piromyces communis OTS1 by affinity chromatography using regenerated chitin, gel filtration and chromatofocusing. The chitinase was most active at pH 6.2 and at 60 degrees C in a 20-min assay. The molecular mass of the purified protein ...

journal_title：FEMS microbiology letters

authors： Sakurada M,Morgavi DP,Komatani K,Tomita Y,Onodera R

更新日期：1996-03-15 00:00:00

abstract：:We found that the presence of plasmids expressing tetracycline resistance or chloramphenicol resistance genes, but not those expressing ampicillin resistance or kanamycin resistance genes, in Escherichia coli led to the retardation of the process of removal of the heat-aggregated proteins (i.e. the S fraction) from th...

journal_title：FEMS microbiology letters

authors： Kedzierska S,Staniszewska M,Potrykus J,Wegrzyn G

更新日期：1999-07-15 00:00:00

abstract：:Bordetella pertussis strains contain at least three distinct genes coding for fimbrial subunits, designated fim2, fim3, and fimX. The sequences of the fim2 and fimX genes have been published. Here we present the sequence of the fim3 gene. Proximal and distal to the fim3 gene, regions were observed that could function ...

journal_title：FEMS microbiology letters

authors： Mooi FR,ter Avest A,van der Heide HG

更新日期：1990-01-01 00:00:00

abstract：:Mycoplasma agalactiae is a worldwide ruminant pathogen that causes significant economic losses by inflicting contagious agalactia in sheep and goats. The development of efficient control strategies requires a better understanding of the mycoplasma factors that promote successful infection. However, lack of genetic too...

journal_title：FEMS microbiology letters

authors： Chopra-Dewasthaly R,Marenda M,Rosengarten R,Jechlinger W,Citti C

更新日期：2005-12-01 00:00:00

abstract：:Two plasmids, pEM4 (IncFI) determining virulence and pEM6 (IncI) determining colicine I production and resistance to tetracycline, have been found in a pathogenic strain of Citrobacter freundii. Even though pEM4 and pEM6 plasmids are conjugative and transfer themselves very efficiently during conjugation, a high cotra...

journal_title：FEMS microbiology letters

authors： Morzejko E,Panek E,Cebrat S

更新日期：1990-03-01 00:00:00

abstract：:A high-level expression system for the Escherichia coli HB101 gamma-glutamyltranspeptidase (GGT) gene was constructed to obtain a sufficient amount of the enzyme for structural studies. About 300 mg of the enzyme was purified from 2 1 of culture broth. Both subunits were needed to reconstitute GGT activity. The E. col...

journal_title：FEMS microbiology letters

authors： Ishiye M,Niwa M

更新日期：1992-10-15 00:00:00

abstract：:A gene encoding a phosphomannose isomerase from Streptococcus mutans GS-5 was identified immediately downstream from the fructokinase gene, scrK. Nucleotide sequence analysis of this region revealed an open reading frame (ORF) specifying a putative protein of 316 amino acids. The gene cloned in Escherichia coli expres...

journal_title：FEMS microbiology letters

authors： Sato Y,Yamamoto Y,Kizaki H,Kuramitsu HK

更新日期：1993-11-15 00:00:00

abstract：:The significance of the chronicled role of the yeast transcription factor Adr1p in regulating ETR1 was examined in wild type and isogenic adr1Delta mutant cells. An ETR1-lacZ reporter construct was used to verify Adr1p-dependent gene expression. On solid glycerol medium containing X-gal, wild-type cells expressing the...

journal_title：FEMS microbiology letters

authors： Gurvitz A

更新日期：2009-08-01 00:00:00

abstract：:Antibacterial effects in terms of biofilm formation and swarming motility were studied using polyacrylate plates having protruding or recessed shark skin micropatterned surfaces with a shallow groove (2 μm pattern width and spacing, 0.4 μm pattern height). It was found that biofilm formation and swarming motility of P...

journal_title：FEMS microbiology letters

authors： Sakamoto A,Terui Y,Horie C,Fukui T,Masuzawa T,Sugawara S,Shigeta K,Shigeta T,Igarashi K,Kashiwagi K

更新日期：2014-12-01 00:00:00

abstract：:Antimicrobial resistance (AMR) has emerged as one of the most pressing threats to public health. AMR evolution occurs in the clinic but also in the environment, where antibiotics and heavy metals can select and co-select for AMR. While the selective potential of both antibiotics and metals is increasingly well-charact...

journal_title：FEMS microbiology letters

authors： Vos M,Sibleyras L,Lo LK,Hesse E,Gaze W,Klümper U

更新日期：2020-02-01 00:00:00

abstract：:Trichothecenes are an important family of mycotoxins produced by several species of the genus Fusarium. These fungi cause serious disease on infected plants and postharvest storage of crops, and the toxins can cause health problems for humans and animals. Unfortunately, there are few methods for controlling mycotoxin ...

journal_title：FEMS microbiology letters

authors： Ismail Y,McCormick S,Hijri M

更新日期：2013-11-01 00:00:00

abstract：:We determined the complete nucleotide sequence of the 16341 bp plasmid pHH205 of the extremely halophilic archaeon Halobacterium salinarum J7. The plasmid has a G+C content of 61.1%. A number of direct and inverted repeat sequences were found in pHH205, while no insertion sequences were found. Thirty-eight large open ...

journal_title：FEMS microbiology letters

authors： Ye X,Ou J,Ni L,Shi W,Shen P

更新日期：2003-04-11 00:00:00

abstract：:A multiplex-polymerase chain reaction (PCR) assay based on one-step amplification and detection of two different mycobacterial genomic fragments was designed for differentiation of Mycobacterium bovis and Mycobacterium tuberculosis. The oligonucleotide primers were chosen from a 500-bp genomic fragment which is well c...

journal_title：FEMS microbiology letters

authors： Shah DH,Verma R,Bakshi CS,Singh RK

更新日期：2002-08-27 00:00:00