Relatedness between Streptococcus pneumoniae and viridans streptococci: transfer of penicillin resistance determinants and immunological similarities of penicillin-binding proteins.

abstract：:In this study, 29 strains of Kluyveromyces marxianus with peculiar genetic and phenotypic traits previously isolated from a fermented goat milk of Yaghnob valley were investigated for chromosome length polymorphism (CLP) by PFGE, adhesion properties and carbon usage by Biolog analysis. Obtained data showed that strain...

journal_title：FEMS microbiology letters

authors： Perpetuini G,Tittarelli F,Mattarelli P,Modesto M,Cilli E,Suzzi G,Tofalo R

更新日期：2018-03-01 00:00:00

abstract：:The polyhydroxyalkanoate (PHA) synthase (PhaC(Da)) from Delftia acidovorans DS-17 (formerly Comamonas acidovorans) has a unique large insertion consisting of 40 amino acid residues in the alpha/beta hydrolase fold region. In order to examine whether this insertion is necessary for enzyme function, we generated a mutan...

journal_title：FEMS microbiology letters

authors： Tsuge T,Imazu S,Takase K,Taguchi S,Doi Y

更新日期：2004-02-09 00:00:00

abstract：:A continuous culture technique utilising a variant of Staphylococcus aureus 8325-4 containing transcriptional gene fusions was used to investigate the relationships between cell density (OD(600)), steady-state specific growth rate (mu) and expression of both agr (accessory gene regulator) and tst (toxic shock syndrome...

journal_title：FEMS microbiology letters

authors： Wright JD,Holland KT

更新日期：2003-01-28 00:00:00

abstract：:Atypical enteropathogenic Escherichia coli (EPEC) comprise an important group of paediatric pathogens. Atypical EPEC have reservoirs in farm and domestic animals where they can be either commensal or pathogenic; serogroup O26 is dominant in humans and animals. Central to intestinal colonization by EPEC is the transloc...

journal_title：FEMS microbiology letters

authors： Ooka T,Vieira MA,Ogura Y,Beutin L,La Ragione R,van Diemen PM,Stevens MP,Aktan I,Cawthraw S,Best A,Hernandes RT,Krause G,Gomes TA,Hayashi T,Frankel G

更新日期：2007-06-01 00:00:00

abstract：:Bacteriophage P008 revealed irreversible and uniform adsorption to cell walls of L. lactis subsp. 'diacetylactis' F7/2, whereas phage P127 adsorbed reversibly to a limited number of receptor sites on cell walls of L. lactis subsp. cremoris Wg2-1. Neither extraction of lipids, cell wall- and membrane-teichoic acids nor...

journal_title：FEMS microbiology letters

authors： Schäfer A,Geis A,Neve H,Teuber M

更新日期：1991-02-01 00:00:00

abstract：:Two Pseudomonas aeruginosa genes, termed phaJ1(Pa) and phaJ2(Pa), homologous to the Aeromonas caviae (R)-specific enoyl-CoA hydratase gene (phaJ(Ac)) were cloned using a PCR technique to investigate the monomer-supplying ability for polyhydroxyalkanoate (PHA) synthesis from beta-oxidation cycle. Two expression plasmid...

journal_title：FEMS microbiology letters

authors： Tsuge T,Fukui T,Matsusaki H,Taguchi S,Kobayashi G,Ishizaki A,Doi Y

更新日期：2000-03-15 00:00:00

abstract：:A compound with siderophore activity was purified by successive column and thin layer chromatographic procedures from Dowex 1 x 8 extracts of culture supernatants of Vibrio parahaemolyticus AQ 3354. The strain synthesized the compound in culture media containing less than 2 microM added FeCl3. Hydrolysis of the compou...

journal_title：FEMS microbiology letters

authors： Yamamoto S,Fujita Y,Okujo N,Minami C,Matsuura S,Shinoda S

更新日期：1992-07-01 00:00:00

abstract：:The best yield of lipopolysaccharide (LPS) of Pseudomonas pseudomallei GIFU 12046 was obtained by extraction of defatted cells by phenol/chloroform/petroleum ether. The LPS showed a smooth character on SDS-polyacrylamide gel electrophoresis and contained D-glucose, L-glycero-D-manno-heptose, and D-glucosamine as the m...

journal_title：FEMS microbiology letters

authors： Kawahara K,Dejsirilert S,Danbara H,Ezaki T

更新日期：1992-09-15 00:00:00

abstract：:Loop-mediated isothermal amplification (LAMP) assay detected Salmonella within 60 min. The 220 strains of 39 serotypes of Salmonella subsp. enterica and 7 strains of Salmonella enterica subsp. arizonae were amplified, but not 62 strains of 23 bacterial species other than Salmonella. The sensitivity of the LAMP assay w...

journal_title：FEMS microbiology letters

authors： Hara-Kudo Y,Yoshino M,Kojima T,Ikedo M

更新日期：2005-12-01 00:00:00

abstract：:The classical monomeric autotransporters are ubiquitously used by Gram-negative bacteria to export virulence and colonization factors to their cell surface or into their surroundings. They are expressed as monomeric proteins that pass the inner and outer membrane in two consecutive steps facilitated by the Sec translo...

journal_title：FEMS microbiology letters

authors： van Ulsen P,Zinner KM,Jong WSP,Luirink J

更新日期：2018-09-01 00:00:00

abstract：:Arbuscular mycorrhizal fungi (AMF) are a key soil functional group, with an important potential to increase crop productivity and sustainable agriculture including food security. However, there is clear evidence that land uses, crop rotations and soil features affect the AMF diversity and their community functioning i...

journal_title：FEMS microbiology letters

authors： Ontivero RE,Voyron S,Allione LVR,Bianco P,Bianciotto V,Iriarte HJ,Lugo MA,Lumini E

更新日期：2020-07-01 00:00:00

abstract：:The malate dehydrogenase (MDH; EC 1.1.1.37; L-malate-NAD(+)-oxidoreductase) activities of truffles of the genus Tuber (Tuber melanosporum Vittad., Tuber brumale Vittad., Tuber aestivum Vittad., Tuber magnatum Pico, Tuber rufum Pico) have been characterized with regard to the K(m) and V(max) values in the direct and re...

journal_title：FEMS microbiology letters

authors： Zarivi O,Cesare P,Aimola P,Ragnelli AM,Scirri C,Cimini A,Bonfigli A,Pacioni G,Miranda M

更新日期：2000-04-15 00:00:00

abstract：:We present evidence that glycine betaine (betaine) which was synthesized from choline was excreted and reaccumulated in osmoregulating cells of Escherichia coli. Choline which was accumulated in bet mutants defective in betaine synthesis was shown to be excreted in response to betaine uptake. Our data suggest that E. ...

journal_title：FEMS microbiology letters

authors： Lamark T,Styrvold OB,Strøm AR

更新日期：1992-09-15 00:00:00

abstract：:We cloned and characterized the Neisseria meningitidis rfaC gene which encodes an enzyme, alpha-1,5 heptosyltransferase I, involved in the synthesis of the deep-core of the lipooligosaccharide. The N. meningitidis rfaC mutant, obtained by an allelic exchange, produced lipooligosaccharide which migrated faster in sodiu...

journal_title：FEMS microbiology letters

authors： Stojiljkovic I,Hwa V,Larson J,Lin L,So M,Nassif X

更新日期：1997-06-01 00:00:00

abstract：:An iterative position-specific score matrix (PSSM)-based approach was used to predict sigma(28) promoters in 11 Shewanella genomes. The Shewanella Correlation Browser was used to distinguish true-positive predictions from false-positive predictions in Shewanella oneidensis MR-1 by generating a sigma(28)-regulated tran...

journal_title：FEMS microbiology letters

authors： Song W,Juhn FS,Naiman DQ,Konstantinidis KT,Gardner TS,Ward MJ

更新日期：2008-06-01 00:00:00

abstract：:Competition assays measure differences between populations of bacteria after stress adaptation, populations of different bacteria and mutations in antibiotic resistance genes. We have developed a competition-based assay to evaluate if genes upregulated under starvation are important for bacterial survival. Stress resp...

journal_title：FEMS microbiology letters

authors： Havis S,Rangel J,Mali S,Bodunrin A,Housammy Z,Zimmerer R,Murphy J,Widger WR,Bark SJ

更新日期：2019-03-01 00:00:00

abstract：:Researchers studying both cellular and viral disease agents in the laboratory have become infected since the early days of microbiology 150 years ago. However, in the early 21st century, new concerns about bioweapons being used to generate terror and also with a series of newly emerging or newly understood disease-cau...

journal_title：FEMS microbiology letters

authors： Silver S

更新日期：2015-01-01 00:00:00

abstract：:An analysis of the 2 kb nucleotide sequence including the 5'-flanking region of a cell-adhesion protein-encoding gene (mfbA) isolated from the basidiomycete Lentinus edodes revealed that the promoter region contains a TATA box, a GC box, a CAAT box, a CT-rich sequence element, a TATA box, two CT-rich sequences, and a ...

journal_title：FEMS microbiology letters

authors： Kondoh O,Shishido K

更新日期：1995-08-01 00:00:00

abstract：:The response regulator DegU and its cognate histidine kinase DegS constitute a two-component system in the Gram-positive soil bacterium Bacillus subtilis. The phosphorylated form of DegU is known to activate transcription of more than 120 genes in B. subtilis, including the bpr gene encoding bacillopeptidase F. To cha...

journal_title：FEMS microbiology letters

authors： Tsukahara K,Ogura M

更新日期：2008-03-01 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：:Tolerance of the foodborne pathogen Listeria monocytogenes to sublethal concentrations of disinfectants has been frequently reported. Particularly, quaternary ammonium compounds (QACs) such as benzalkonium chloride (BC) are often used in disinfectants and also as antiseptics in food industry and hospitals. Recently, w...

journal_title：FEMS microbiology letters

authors： Müller A,Rychli K,Zaiser A,Wieser C,Wagner M,Schmitz-Esser S

更新日期：2014-12-01 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：:Xanthomonas oryzae pv. oryzae is an important plant pathogen which causes bacterial blight of rice. To facilitate genome studies of this bacterium, we have constructed a bacterial artificial chromosome (BAC) library of strain MAFF 311018. It consisted of 750 clones representing 16 genome equivalents, and had an insert...

journal_title：FEMS microbiology letters

authors： Ochiai H,Inoue Y,Hasebe A,Kaku H

更新日期：2001-06-12 00:00:00

abstract：:The c-type cytochrome (OmcB) and the multicopper protein (OmpB) required for Fe(III) oxide reduction by Geobacter sulfurreducens were predicted previously to be outer membrane proteins, but it is not clear whether they are positioned in a manner that permits the interaction with Fe(III). Treatment of whole cells with ...

journal_title：FEMS microbiology letters

authors： Qian X,Reguera G,Mester T,Lovley DR

更新日期：2007-12-01 00:00:00

abstract：:Chronological analysis of 125 Vibrio cholerae O139 strains isolated during 1993-2005 in Kolkata revealed the prevalence of two new genotypes of cholera toxin (CT) and novel combinations of ctxB and rstR alleles resulting in variant CTX prophages. One of the new genotypes of ctxB, which first appeared in 1996 with the ...

journal_title：FEMS microbiology letters

authors： Raychoudhuri A,Mukherjee P,Ramamurthy T,Nandy RK,Takeda Y,Nair GB,Mukhopadhyay AK

更新日期：2010-02-01 00:00:00

abstract：:A transformation system for Moorella thermoacetica ATCC39073 was developed using thermostable kanamycin resistant gene (kanR) derived from the plasmid pJH1 that Streptococcus faecalis harbored. When kanR with its native promoter was introduced into uracil auxotrophic mutant of M. thermoacetica ATCC39073 together with ...

journal_title：FEMS microbiology letters

authors： Iwasaki Y,Kita A,Sakai S,Takaoka K,Yano S,Tajima T,Kato J,Nishio N,Murakami K,Nakashimada Y

更新日期：2013-06-01 00:00:00

abstract：:Methanogenic archaea conserve energy for growth by reducing some one- and two-carbon compounds to methane and concomitantly generating an ion motive force. Growth of Methanosarcina acetivorans on carbon monoxide (CO) is peculiar as it involves formation of, besides methane, formate, acetate and methylated thiols. It h...

journal_title：FEMS microbiology letters

authors： Oelgeschläger E,Rother M

更新日期：2009-03-01 00:00:00

abstract：:In this study we have investigated the ability of nonencapsulated, nontypeable Haemophilus influenzae, NT477 to survive in the J774 mouse macrophage-like cell line. Viable, intracellular nontypeable H. influenzae could still be recovered from macrophages 72 h after phagocytosis. In contrast, H. influenzae strain Rd, a...

journal_title：FEMS microbiology letters

authors： Craig JE,Cliffe A,Garnett K,High NJ

更新日期：2001-09-11 00:00:00

abstract：:Primers designed to conserved regions of botulinum and tetanus clostridial toxins were used to amplify DNA fragments from non-proteolytic Clostridium botulinum type F (202F) DNA using polymerase chain reaction technology. The fragments were cloned and the complete nucleotide sequence of the gene encoding type F toxin ...

journal_title：FEMS microbiology letters

authors： East AK,Richardson PT,Allaway D,Collins MD,Roberts TA,Thompson DE

更新日期：1992-09-15 00:00:00

abstract：:An exo-polygalacturonase (EC 3.2.1.15) was purified to apparent homogeneity from cultures of Fusarium oxysporum f.sp. lycopersici on synthetic medium supplemented with citrus pectin, using preparative isoelectric focusing. The enzyme, denominated PG2, had an apparent M(r) of 74000 Da upon SDS-PAGE. The pI of the main ...

journal_title：FEMS microbiology letters

authors： Di Pietro A,Roncero MI

更新日期：1996-12-01 00:00:00