The 70 kilodalton iron regulated protein of Neisseria meningitidis is not the human transferrin receptor.

abstract：:The type III secretion system (T3SS) is a specialized apparatus evolved by Gram-negative bacteria to deliver effector proteins into host cells, thus facilitating the establishment of an infection. Effector translocation across the target cell plasma membrane is believed to occur via pores formed by at least two secret...

journal_title：FEMS microbiology letters

authors： Bröms JE,Edqvist PJ,Forsberg A,Francis MS

更新日期：2006-03-01 00:00:00

abstract：:Yeasts of various genera were screened for denitrifying activity, and several yeast strains such as Trichosporon cutaneum, Fellomyces fuzhouensis, and Candida sp. were found to exhibit distinct activities to convert nitrite to nitrous oxide. Dissimilatory nitrite reductase (Nir) or nitric oxide reductase (Nor) activit...

journal_title：FEMS microbiology letters

authors： Tsuruta S,Takaya N,Zhang L,Shoun H,Kimura K,Hamamoto M,Nakase T

更新日期：1998-11-01 00:00:00

abstract：:The enteric conjugative transposon-like IncJ elements R391, R392, R705, R706 and pMERPH, all demonstrated increased conjugative transfer upon UV irradiation. The transfer frequency increased on average from its basal rate of 10(-5) to 10(-3) per recipient, upon pre-exposure to UV irradiation. However, the transfer fre...

journal_title：FEMS microbiology letters

authors： McGrath BM,O'Halloran JA,Pembroke JT

更新日期：2005-02-15 00:00:00

abstract：:This study was initiated to establish whether inhibition of growth of yeasts by medium-chain fatty acids resembled that caused by weak-acid preservatives or uncouplers. Unlike sorbic acid and 2,4-dinitrophenol, decanoic acid caused rapid cell death at its inhibitory concentration. This suggested a mode of action by me...

journal_title：FEMS microbiology letters

authors： Stratford M,Anslow PA

更新日期：1996-08-15 00:00:00

abstract：:The majority of microorganisms in natural environments are difficult to cultivate, but their genes can be studied via metagenome libraries. To enhance the chances that these genes become expressed we here report the construction of a broad-host-range plasmid vector (pRS44) for fosmid and bacterial artificial chromosom...

journal_title：FEMS microbiology letters

authors： Aakvik T,Degnes KF,Dahlsrud R,Schmidt F,Dam R,Yu L,Völker U,Ellingsen TE,Valla S

更新日期：2009-06-01 00:00:00

abstract：:Nine clinical isolates of Enterobacteriaceae (six Escherichia coli and three Proteus mirabilis) isolated in three Parisian hospitals between 1989 and 2000 showed a particular extended-spectrum cephalosporin-resistance profile characterized by resistance to cefotaxime and aztreonam but not to ceftazidime. CTX-M-1, CTX-...

journal_title：FEMS microbiology letters

authors： Saladin M,Cao VT,Lambert T,Donay JL,Herrmann JL,Ould-Hocine Z,Verdet C,Delisle F,Philippon A,Arlet G

更新日期：2002-04-09 00:00:00

abstract：:Bacillus anthracis lethal toxin (PALF) stimulated the proliferation of human peripheral blood T-cells in vitro. Activation of T-lymphocytes by PALF required the presence of monocytes and did not result from a collaborative effect between T-cells and B-cells. PALF acted directly on monocytes and independently of T-cell...

journal_title：FEMS microbiology letters

authors： Guidi-Rontani C,Duflot E,Mock M

更新日期：1997-12-15 00:00:00

abstract：:The pseudotrisaccharide allosamidin, a potent inhibitor of chitinases, retarded the fragmentation of hyphae but did not affect the fungal growth and cephalosporin-C production in Acremonium chrysogenum. In vitro inhibition of A. chrysogenum cell-bound chitinase(s) by allosamidin revealed that about 47% of the soluble ...

journal_title：FEMS microbiology letters

authors： Sándor E,Pusztahelyi T,Karaffa L,Karányi Z,Pócsi I,Biró S,Szentirmai A,Pócsi I

更新日期：1998-07-15 00:00:00

abstract：:Hydrogenotrophic methanogens live in a synthrophic relationship with the human gut microbiota as the terminal part of the anaerobic food chain. Methanobrevibacter smithii of the Methanobacteriales is the prevailing archaeal species. Recently, methylotrophic archaea of the novel order Methanomassiliicoccales were isola...

journal_title：FEMS microbiology letters

authors： Vanderhaeghen S,Lacroix C,Schwab C

更新日期：2015-07-01 00:00:00

abstract：:The existence in our laboratory of over 10000 Salmonella typhimurium LT2 cultures sealed in agar stab vials for 33-46 years offers an opportunity for evolutionary and mutational studies. In each of 77 vials examined, 10(3)-10(5) colony forming units per vial were recovered (less than 0.01% of the original population) ...

journal_title：FEMS microbiology letters

authors： Edwards K,Linetsky I,Hueser C,Eisenstark A

更新日期：2001-05-30 00:00:00

abstract：:In Bacillus subtilis, the yoxA and dacC genes were proposed to form an operon. The yoxA gene was overexpressed in Escherichia coli and its product fused to a polyhistidine tag was purified. An aldose-1-epimerase or mutarotase activity was measured with the YoxA protein that we propose to rename as GalM by analogy with...

journal_title：FEMS microbiology letters

authors： Duez C,Zervosen A,Teller N,Melkonian R,Banzubazé E,Bouillenne F,Luxen A,Frère JM

更新日期：2009-11-01 00:00:00

abstract：:Chondroitin 6-sulfate depolymerizing activity was examined in the culture supernatant of Streptococcus intermedius ATCC 27335. 2-Acetamido-2-deoxy-3-O-(beta-D-gluco-4-enepyranosyluronic acid)-6-O-sulfo-D-galactose was split from the substrate. The enzyme(s) was not active upon chondroitin 4-sulfate or dermatan sulfate...

journal_title：FEMS microbiology letters

authors： Hibi E,Osano E,Fujii Y,Moriyama T

更新日期：1989-01-15 00:00:00

abstract：:The lipid modification and processing of truncated mutants of the colicin A lysis protein were observed after overproduction by Escherichia coli bacteria, but at a rate far slower than that of the wild-type. The unmodified precursor form of the mutants was stable over hour(s). The truncated mutants provoked lethality,...

journal_title：FEMS microbiology letters

authors： Cavard D

更新日期：1994-04-01 00:00:00

abstract：:Dark septate endophytes (DSEs) are widely distributed worldwide and can promote plant growth. Therefore, they are considered potentially important plant allies, especially in stressful environments. Previous studies have reported that DSEs cohabit roots with other microorganisms such as ectomycorrhizal (ECM), endophyt...

journal_title：FEMS microbiology letters

authors： Berthelot C,Leyval C,Chalot M,Blaudez D

更新日期：2019-07-01 00:00:00

abstract：:Siderophore production by entomo- and phytopathogens, plus the cross-utilization of these siderophores and expression of outer membrane receptor proteins (OMRPs) by Diamondback moth (DBM) gut bacterial strains, were all examined. All the tested strains grew in the presence of 2, 2'-dipyridyl, and the Brachybacterium s...

journal_title：FEMS microbiology letters

authors： Indiragandhi P,Anandham R,Madhaiyan M,Kim GH,Sa T

更新日期：2008-12-01 00:00:00

abstract：:In Bordetella pertussis virulence-associated genes, including adenylate cyclase toxin (Cya), are coordinately regulated in response to environmental signals by proteins coded by the bvg-locus. We have constructed cya-lac fusions in Escherichia coli and have shown that the cya operon is not expressed in E. coli, neithe...

journal_title：FEMS microbiology letters

authors： Goyard S,Ullmann A

更新日期：1991-01-15 00:00:00

abstract：:Cowpea (Vigna unguiculata) and mung bean (Vigna radiata) are important legume crops yet their rhizobia have not been well characterized. In the present study, 62 rhizobial strains isolated from the root nodules of these plants grown in the subtropical region of China were analyzed via a polyphasic approach. The result...

journal_title：FEMS microbiology letters

authors： Zhang YF,Wang ET,Tian CF,Wang FQ,Han LL,Chen WF,Chen WX

更新日期：2008-08-01 00:00:00

abstract：:We have constructed a very efficient synthesis and secretion system for cholera toxin B subunit (CTB) of Vibrio cholerae 569B using Bacillus-brevis. The constructed expression-secretion vector has the multiple promoters and the signal peptide coding region of the mwp gene, a structural gene for one of the major cell w...

journal_title：FEMS microbiology letters

authors： Ichikawa Y,Yamagata H,Tochikubo K,Udaka S

更新日期：1993-08-01 00:00:00

abstract：:Bacillus sp. strain CS93, which was previously isolated from Pozol, was previously shown to produce iturin A, bacilysin and chlorotetaine. To investigate the biosynthetic mechanism of chlorotetaine production, the bac genes were amplified from genomic DNA of Bacillus sp. CS93 by PCR and sequenced. The genes bacABCDE w...

journal_title：FEMS microbiology letters

authors： Moran S,Robertson K,Paradisi F,Rai DK,Murphy CD

更新日期：2010-03-01 00:00:00

abstract：:Growth of Pseudomonas aeruginosa on acyclic terpene alcohols (citronellol) and on other methyl-branched compounds such as leucine or isovalerate requires a functional leucine/isovalerate utilization (Liu) pathway. In this study, we investigated the liuABCDE gene cluster by insertion mutant analysis, heterologous expre...

journal_title：FEMS microbiology letters

authors： Förster-Fromme K,Jendrossek D

更新日期：2008-09-01 00:00:00

abstract：:Spores of Bacillus species have novel properties, which allow them to lie dormant for years and then germinate under favourable conditions. In the current work, the role of a key metabolic integrator, coenzyme A (CoA), in redox regulation of growing cells and during spore formation in Bacillus megaterium and Bacillus ...

journal_title：FEMS microbiology letters

authors： Zhyvoloup A,Yu BYK,Baković J,Davis-Lunn M,Tossounian MA,Thomas N,Tsuchiya Y,Peak-Chew SY,Wigneshweraraj S,Filonenko V,Skehel M,Setlow P,Gout I

更新日期：2020-12-22 00:00:00

abstract：:Trehalase was studied in Schizosaccharomyces pombe cells growing vegetatively on minimal medium and in sporulating cultures. Acid trehalase activity, measured at pH 4.2, was absent in vegetative cells and occurred only in asci, indicating that this activity represented the sporulation-specific trehalase reported previ...

journal_title：FEMS microbiology letters

authors： De Virgilio C,Müller J,Boller T,Wiemken A

更新日期：1991-11-01 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：:The cyanobacterium Synechocystis 6803 was tagged by chromosomal integration of the firefly luciferase gene, luc, resulting in the modified strain Synechocystis 6803-luc. The tagged cells were monitored in Baltic Sea microcosms both by detection of the luc gene by PCR amplification and by measurement of luc gene expres...

journal_title：FEMS microbiology letters

authors： Möller A,Norrby AM,Gustafsson K,Jansson J

更新日期：1995-06-01 00:00:00

abstract：:Staphylococcus simulans biovar staphylolyticus secreted two bacteriolytic peptidoglycan hydrolases as proproteins that were activated as they were processed by an extracellular sulphydryl protease. This processing resulted in the production of multiple molecular-mass forms of each enzyme. Cells from early exponential ...

journal_title：FEMS microbiology letters

authors： Neumann VC,Heath HE,LeBlanc PA,Sloan GL

更新日期：1993-06-15 00:00:00

abstract：:The ability to identify pathogenic organisms rapidly provides significant benefits to clinicians; in particular, with respect to best prescription practices and tracking of recurrent infections. Conventional bioassays require 3-5 days before identification of an organism can be made, thus compromising the effectivenes...

journal_title：FEMS microbiology letters

authors： Jarvis RM,Goodacre R

更新日期：2004-03-19 00:00:00

abstract：:E7 oncoprotein of human papillomavirus-16 (HPV-16) is constitutively produced in cervical cancer (CxCa) and is a good candidate for the design of therapeutic vaccines. In this work, the nisin-controlled expression system was used to display the E7 protein at the cell surface of the food-grade Gram-positive bacterium L...

journal_title：FEMS microbiology letters

authors： Cortes-Perez NG,Bermúdez-Humarán LG,Le Loir Y,Rodriguez-Padilla C,Gruss A,Saucedo-Cárdenas O,Langella P,Montes-de-Oca-Luna R

更新日期：2003-12-05 00:00:00

abstract：:Individual isolates of Escherichia coli synthesize one of more than 70 chemically distinct polysaccharides which form the capsule. In this article we review the genetics of capsule production in E. coli and highlight what this is beginning to reveal in terms of the genetic basis of the structural diversity of polysacc...

journal_title：FEMS microbiology letters

authors： Boulnois G,Drake R,Pearce R,Roberts I

更新日期：1992-12-15 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：:A mixture of two lyso isomers of a galactolipid was obtained from Dictyonema glabratum. Aqueous hydrolysis gave rise to galactose and glycerol in a 3:1 molar ratio. ESI-MS spectroscopy gave, in the positive-ion mode, a pseudomolecular ion at m/z 839 and daughter ions with m/z 677, 600, 515 and 353, suggesting three ga...

journal_title：FEMS microbiology letters

authors： Sassaki GL,Gorin PA,Iacomini M

更新日期：2001-01-15 00:00:00