The bacteriocidal effects of transition metal complexes containing the NO+ group on the food-spoilage bacterium Clostridium sporogenes.

abstract：:A CO-reactive hemoprotein was purified from the mitochondrial membrane fraction of Tetrahymena pyriformis. It showed absorption peaks at 615 and 455 nm in the reduced form and an alpha peak at 565 nm in the pyridine ferrohemochrome spectrum. Although the spectral properties were apparently similar to those of 'cytochr...

journal_title：FEMS microbiology letters

authors： Inokuchi A,Fukumori Y

更新日期：1993-08-15 00:00:00

abstract：:The FIS protein (factor for inversion stimulation) is known to activate the transcription of rRNA and tRNA operons in Escherichia coli. In this report the growth behaviour of a fis bacterium was studied under steady-state conditions and in competition experiments with a wild-type bacterium in a chemostat. The growth r...

journal_title：FEMS microbiology letters

authors： Nilsson L,Verbeek H,Hoffmann U,Haupt M,Bosch L

更新日期：1992-11-15 00:00:00

abstract：:The discovery of nitrite-dependent anaerobic methane oxidation (n-damo) mediated by 'Candidatus Methylomirabilis oxyfera' with nitrite and methane as substrates has connected biogeochemical carbon and nitrogen cycles in a new way. The paddy fields often carry substantial methane and nitrate, thus may be a favorable ha...

journal_title：FEMS microbiology letters

authors： Zhou L,Wang Y,Long XE,Guo J,Zhu G

更新日期：2014-11-01 00:00:00

abstract：:The hepA gene in Anabaena sp. strain PCC 7120 is required for normal formation of the polysaccharide layer of the heterocyst envelope. A plasmid bearing hepA, interrupted by a neomycin-resistance cassette, was transferred by conjugation to wild type Anabaena variabilis ATCC 29413, so that the interrupted hepA gene rep...

journal_title：FEMS microbiology letters

authors： Leganés F

更新日期：1994-10-15 00:00:00

abstract：:Nitrogen is a key nutrient for land plants and phytoplankton in terrestrial and aquatic ecosystems. The model alga Chlamydomonas reinhardtii can grow efficiently on several inorganic nitrogen sources (e.g. ammonium, nitrate, nitrite) as well as many amino acids. In this study, we show that Chlamydomonas is unable to u...

journal_title：FEMS microbiology letters

authors： Calatrava V,Hom EFY,Llamas Á,Fernández E,Galván A

更新日期：2018-04-01 00:00:00

abstract：:The effects of exogenously added L-phenylalanine (L-Phe) on the activities of L-phenylalanine ammonia-lyase (PAL) and 3, 4-dimethoxybenzyl alcohol (veratryl alcohol, VA) biosynthesis in ligninolytic cultures of Phanerochaete chrysosporium were investigated. Increasing PAL activity was detected in low nitrogen (LN) cul...

journal_title：FEMS microbiology letters

authors： Hattori T,Nishiyama A,Shimada M

更新日期：1999-10-15 00:00:00

abstract：:Lactic acid bacteria were screened for methional production from 4-methylthio-2-ketobutanoate. Only Lactococcus lactis IFPL730 produced high amounts of methional. It was demonstrated that production of this compound was an exclusively enzymatic reaction. The present work describes for the first time that L. lactis can...

journal_title：FEMS microbiology letters

authors： Amárita F,Fernández-Esplá D,Requena T,Pelaez C

更新日期：2001-10-16 00:00:00

abstract：:The occurrence of highly variable penicillin-binding proteins (PBPs) in penicillin-resistant Streptococcus pneumoniae suggested that transfer of homologous genes from related species may be involved in resistance development. Antiserum and monoclonal antibodies raised against PBPs 1a and 2b from the susceptible S. pne...

journal_title：FEMS microbiology letters

authors： Chalkley L,Schuster C,Potgieter E,Hakenbeck R

更新日期：1991-12-15 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：:Type II toxin-antitoxin systems (TAs) are small autoregulated bicistronic operons that encode a toxin protein with the potential to inhibit metabolic processes and an antitoxin protein to neutralize the toxin. Most of the bacterial genomes encode multiple TAs. However, the diversity and accumulation of TAs on bacteria...

journal_title：FEMS microbiology letters

authors： Ramisetty BC,Santhosh RS

更新日期：2016-02-01 00:00:00

abstract：:The marine foodborne enteropathogen, Vibrio parahaemolyticus, has four putative catalase genes. Function of the katG-homologous genes, katG1(VPA0768) and katG2(VPA0453), was examined using gene deletion mutants, and compared with those of the katE-homologous genes, katE1(VPA1418) and katE2(VPA0305). Bacterial growth o...

journal_title：FEMS microbiology letters

authors： Yu SC,Fen SY,Chien CL,Wong HC

更新日期：2016-03-01 00:00:00

abstract：:High 1,3-beta-glucanase activity was detected during autolysis in a culture medium containing Penicillium oxalicum. It was due to the combined action of four enzymes. The purification process for the major enzyme produced a homogeneous band in the SDS polyacrylamide gel that corresponded to a molecular weight of 79,40...

journal_title：FEMS microbiology letters

authors： Copa-Patiño JL,Reyes F,Pérez-Leblic MI

更新日期：1989-12-01 00:00:00

abstract：:Interspecies bacterial communication is mediated by autoinducer-2, whose synthesis depends on luxS. Due to the apparent universality of luxS (present in more than 40 bacterial species), it may have an ancient origin; however, no direct evidence is currently available. We amplified luxS in bacteria isolated from 25- to...

journal_title：FEMS microbiology letters

authors： Santiago-Rodriguez TM,Patrício AR,Rivera JI,Coradin M,Gonzalez A,Tirado G,Cano RJ,Toranzos GA

更新日期：2014-01-01 00:00:00

abstract：:The role in virulence of Actinobacillus pleuropneumoniae urease activity was investigated. A urease-negative mutant was isolated following transposon mutagenesis with a mini-Tn10 derivative. Both the parent strain and the urease-negative mutant exhibited identical LD50 values in a murine infection model. Pig challenge...

journal_title：FEMS microbiology letters

authors： Tascón Cabrero RI,Vázquez-Boland JA,Gutiérrez CB,Rodríguez-Barbosa JI,Rodríguez-Ferri EF

更新日期：1997-03-01 00:00:00

abstract：:The scrA gene coding for sucrose EnzymeII of the phosphoenolpyruvate dependent phosphotransferase system previously isolated from Streptococcus mutans was fused in vitro to the promoterless lacZ' gene to monitor the expression of the scrA gene. The scrA::lacZ gene fusion was introduced back into S. mutans GS-5IS3 by t...

journal_title：FEMS microbiology letters

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

更新日期：1991-04-15 00:00:00

abstract：:Xanthomonas campestris pv. campestris (Xcc) is the causal agent of black rot disease in cruciferous plants. The synthesis of known virulence factors in this organism, such as extracellular enzymes and biofilm, is strictly regulated in response to environmental stimuli. Two-component signal transduction systems sense e...

journal_title：FEMS microbiology letters

authors： Tao J,He C

更新日期：2010-03-01 00:00:00

abstract：:The genes encoding transferrin-binding proteins (TBPs) 1 and 2 of Neisseria meningitidis and N. gonorrhoeae were used as model loci in a novel method of cloning (twin N-terminal polymerase chain reaction; TNT-PCR) involving amplification between the 5' ends of two genes. Primers were based on N-terminal amino-acid seq...

journal_title：FEMS microbiology letters

authors： Wilton J,Ala'Aldeen D,Palmer HM,Borriello SP

更新日期：1993-02-15 00:00:00

abstract：:We analyzed gel electrophoretic banding patterns of penicillin-binding proteins (PBPs) of 16 type strains of coagulase-negative staphylococci (CNS). S. epidermidis, S. haemolyticus, S. saprophyticus, S. hominis, S. xylosus, S. simulans, S. warneri, S. capitis, S. saccharolyticus, S. auricularis, S. caseolyticus, S. ga...

journal_title：FEMS microbiology letters

authors： Kanda K,Hiramatsu K,Yokota T

更新日期：1990-10-01 00:00:00

abstract：:Naturally occurring antimicrobial cationic polypeptides play a major role in innate and adaptive immunity. These polypeptides are found to be either linear and unstructured or structured through disulfide bonds. Among the structured antimicrobial polypeptides, defensins comprise a family of cysteine-rich cationic poly...

journal_title：FEMS microbiology letters

authors： Raj PA,Dentino AR

更新日期：2002-01-02 00:00:00

abstract：:Two fungal isolates, formerly classified as Verticillium alboatrum and proposed as forming the basis of a new sub-group ('Group 2') within the species, have been shown to be non-pathogenic to known hosts of V. alboatrum and, on the basis of molecular evidence, to be closely related to Verticillium psalliotae and Verti...

journal_title：FEMS microbiology letters

authors： Carder JH,Barbara DJ

更新日期：1999-01-01 00:00:00

abstract：:Pseudomonas aeruginosa is an opportunistic pathogen that can cause life-threatening infections in patients admitted to intensive care units. Resistance rapidly develops against two drugs of choice: ceftazidime and meropenem. Several therapeutic protocols were compared for reduction in viable cells and limiting develop...

journal_title：FEMS microbiology letters

authors： Feng Y,Bakker RT,van Hest RM,Hodiamont CJ,Brul S,Schultsz C,Ter Kuile BH

更新日期：2017-08-01 00:00:00

abstract：:Rhamnolipids are biosurfactants produced by the soil bacterium P seudomonas aeruginosa. In addition to their high industrial potential as surface-active molecules, rhamnolipids also have antimicrobial properties. In densely populated habitats, such as the soil, production of antimicrobial compounds is important to inh...

journal_title：FEMS microbiology letters

authors： Wecke T,Bauer T,Harth H,Mäder U,Mascher T

更新日期：2011-10-01 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：:Sera, from 17 patients with diarrhoea or haemolytic uraemic syndrome, and six healthy adults, were tested for neutralisation of Vero cytotoxins (VT). For all 17 patients there was evidence of infection with Escherichia coli O157. Sera from two controls but from none of the patients neutralised VT1, although two patien...

journal_title：FEMS microbiology letters

authors： Scotland SM,Said B,Thomas A,Rowe B

更新日期：1994-01-15 00:00:00

abstract：:The surface adhesin P97 mediates the adherence of Mycoplasma hyopneumoniae to swine cilia. Two reiterated repeats R1 and R2 are located at the C-terminus of P97. The purpose of this study was to evaluate the immunogenicity of Montanide adjuvant IMS 1113 plus soluble subunit proteins rR1, rR1R2 and their chimeric forms...

journal_title：FEMS microbiology letters

authors： Barate AK,Cho Y,Truong QL,Hahn TW

更新日期：2014-03-01 00:00:00

abstract：:Calcium has been reported to play an important role in regulating the intestinal electrolyte transport via Ca2+/calmodulin (CaM) and/or protein kinase C (PKC) systems. The role of Ca2+, CaM and PKC in the pathogenesis of Campylobacter jejuni-induced fluid accumulation was studied in vivo in ligated rat ileal loops. Ca...

journal_title：FEMS microbiology letters

authors： Kaur R,Ganguly NK,Kumar L,Walia BN

更新日期：1993-08-01 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：: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：: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：: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