Identification of a secreted superoxide dismutase in Mycobacterium avium ssp. paratuberculosis.

abstract：:In order to find reasons for the absence of fire blight in most countries of the Southern hemisphere, bark samples from apple and pear trees in orchards of the Western Cape region in South Africa were extracted for bacteria which could be antagonistic to Erwinia amylovora. Screening was done in the late growth season ...

journal_title：FEMS microbiology letters

authors： Jock S,Völksch B,Mansvelt L,Geider K

更新日期：2002-06-04 00:00:00

abstract：:We developed a multiplex PCR to detect the presence of methicillin- (mecA), cadmium/zinc-(czrC) and antiseptic-resistant (qacA/B) staphylococci and to identify Panton-Valentine leukocidin (PVL)-positive and -negative Staphylococcus aureus and coagulase-negative staphylococci (CoNS) from infected and healthy eyes. The ...

journal_title：FEMS microbiology letters

authors： Panda S,Kar S,Choudhury R,Sharma S,Singh DV

更新日期：2014-03-01 00:00:00

abstract：:DNA from Aspergillus sp. has been reported not to contain 5-methylcytosine. However, it has been found that Aspergillus nidulans responds to 5-azacytidine, a drug that is a strong inhibitor of DNA methyltransferases. Therefore, we have re-examined the occurrence of 5-methylcytosine in DNA from Aspergillus flavus by us...

journal_title：FEMS microbiology letters

authors： Gowher H,Ehrlich KC,Jeltsch A

更新日期：2001-11-27 00:00:00

abstract：:Cytoplasmic inclusions surrounded by a bilayer membrane were seen in thin sections. negatively stained and freeze-fractured preparations of Shewanella putrefaciens. Cells harvested from the late exponential and early stationary phase showed a higher number of these vesicles than bacteria isolated from early exponentia...

journal_title：FEMS microbiology letters

authors： Krause B,Beveridge TJ,Remsen CC,Nealson KH

更新日期：1996-05-15 00:00:00

abstract：:Pneumocystis is a parasitic fungus causing pneumonia in immunosuppressed mammals and S-adenosylmethionine a key intermediary metabolite for all cells. Other than a species of Rickettsia bacteria and an aberrant strain of the protozoan Amoeba proteus, Pneumocystis is the only cell known unable to synthesize AdoMet; it ...

journal_title：FEMS microbiology letters

authors： Merali S,Clarkson AB Jr

更新日期：2004-08-15 00:00:00

abstract：:Ralstonia eutropha H16 is a Gram-negative lithoautotrophic bacterium and is one of the best biopolymer-producing bacteria. It can grow to high cell densities either under lithoautotrophic or under heterotrophic conditions, which makes it suitable for a number of biotechnological applications. Also, R. eutropha H16 can...

journal_title：FEMS microbiology letters

authors： Park JM,Jang YS,Kim TY,Lee SY

更新日期：2010-08-01 00:00:00

abstract：:We have identified, cloned and characterized a formerly unknown protein from Streptomyces lividans spores. The deduced protein belongs to a novel member of the metallophosphatase superfamily and contains a phosphatase domain and predicted binding sites for divalent ions. Very close relatives are encoded in the genomic...

journal_title：FEMS microbiology letters

authors： Lamp J,Weber M,Cingöz G,Ortiz de Orué Lucana D,Schrempf H

更新日期：2013-05-01 00:00:00

abstract：:Serratia entomophila and Serratia proteamaculans cause amber disease of the grass grub Costelytra zealandica (Coleoptera: Scarabaeidae). Three genes required for virulence, sepABC, are located on a large plasmid, pADAP. The translated products of the sep genes are members of the toxin complex (Tc) family of insecticid...

journal_title：FEMS microbiology letters

authors： Hurst MR,Jones SM,Tan B,Jackson TA

更新日期：2007-10-01 00:00:00

abstract：:A search of the complete genome sequence of the halophilic archaeon Halobacterium salinarum failed to identify a gene homologous to the thymidylate synthase (thyA) gene present in the closely related Haloferax volcanii. To understand the source of thymidine synthesis in Hbt. salinarum, a genomic library of Hbt. salina...

journal_title：FEMS microbiology letters

authors： Giladi M,Bitan-Banin G,Mevarech M,Ortenberg R

更新日期：2002-10-29 00:00:00

abstract：:A series of isogenic mutants lacking either the O1 (O-:K66) or K66 (O1:K-) antigens or both (O-:K-), some of which had additional defects in their LPS core polysaccharide was used to examine the interaction between polymorphonuclear leucocytes (PMNLs) and K. pneumoniae serotype O1:K66. In the absence of serum compleme...

journal_title：FEMS microbiology letters

authors： Williams P,Ciurana B,Camprubi S,Tomas JM

更新日期：1990-06-01 00:00:00

abstract：:Clostridium difficile and Clostridium perfringens type A are infectious agents of enteric diseases. The main virulence factors of these microorganisms include toxins A and B of C. difficile (ToxA and ToxB) and enterotoxin of C. perfringens (Cpe). In this study genetic constructions have been created for the expression...

journal_title：FEMS microbiology letters

authors： Belyi IF,Varfolomeeva NA

更新日期：2003-08-29 00:00:00

abstract：:In the purple sulphur bacterium Allochromatium vinosum, the prosthetic group of dissimilatory sulphite reductase (DsrAB) was identified as siroamide, an amidated form of the classical sirohaem. The genes dsrAB are the first two of a large cluster of genes necessary for the oxidation of sulphur globules stored intracel...

journal_title：FEMS microbiology letters

authors： Lübbe YJ,Youn HS,Timkovich R,Dahl C

更新日期：2006-08-01 00:00:00

abstract：:Autotrophic fixation of carbon dioxide into cellular carbon occurs via several pathways but quantitatively, the Calvin-Benson-Bassham cycle is the most important. CbbR regulates the expression of the cbb genes involved in CO2 fixation via the Calvin-Benson-Bassham cycle in a number of autotrophic bacteria. A gene pote...

journal_title：FEMS microbiology letters

authors： Esparza M,Jedlicki E,Dopson M,Holmes DS

更新日期：2015-08-01 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：:Streptomyces netropsis SD-07, the producer of novel polyene macrolide antifungal antibiotics, was isolated from soil. For the investigation of the functions of its biosynthesis genes and regulation mechanisms, a genetic operating system is necessary. In this study, we successfully transferred the plasmid DNA of pSET15...

journal_title：FEMS microbiology letters

authors： Wang XK,Jin JL

更新日期：2014-08-01 00:00:00

abstract：:Brucella melitensis possesses an operon with two components: the response regulator OtpR and a putative cAMP-dependent protein kinase regulatory subunit encoded by the BMEI0067 gene. In the previous study, the function of OtpR has been studied, while little is known about the function of the BMEI0067 gene. Using a bio...

journal_title：FEMS microbiology letters

authors： Liu WJ,Dong H,Peng XW,Wu QM

更新日期：2014-07-01 00:00:00

abstract：:Brucella abortus B19, an avirulent strain obtained by spontaneous mutation, is used worldwide as a vaccine for the control of bovine brucellosis. B19 differs from other B. abortus strains in its sensitivity to erythritol. We took advantage of a previously obtained erythritol sensitive Tn5 insertion mutant of B. abortu...

journal_title：FEMS microbiology letters

authors： Sangari FJ,García-Lobo JM,Agüero J

更新日期：1994-09-01 00:00:00

abstract：:Using oligonucleotides derived from the N-terminal sequence of a triazine hydrolase from Nocardioides sp. strain C190, two DNA fragments containing trzN were cloned into Escherichia coli and their nucleotide sequences were determined. The 456-amino acid polypeptide predicted from the 1356-bp trzN ORF displayed signifi...

journal_title：FEMS microbiology letters

authors： Mulbry WW,Zhu H,Nour SM,Topp E

更新日期：2002-01-02 00:00:00

abstract：:It is now well established that physicochemical properties of exopolysaccharides (EPS) can vary between strains of a given species and according to growth conditions. The EPS production of four strains of Lactobacillus bulgaricus was monitored during growth in milk and in a chemically defined media. All strains, inclu...

journal_title：FEMS microbiology letters

authors： Petry S,Furlan S,Waghorne E,Saulnier L,Cerning dagger J,Maguin E

更新日期：2003-04-25 00:00:00

abstract：:Ruminococcus albus is a Gram-positive bacterium that degrades plant cell walls in the rumen of herbivores. It was described to synthesize two major glycoside-hydrolases (Cel9B and Cel48A), which are exported and anchored at the cell surface. In bacteria, proteins destined to cross the cytoplasmic membrane are synthesi...

journal_title：FEMS microbiology letters

authors： Esbelin J,Martin C,Forano E,Mosoni P

更新日期：2009-05-01 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 investigated the hemolytic activity of Escherichia coli strain EC901 carrying plasmid pBJN406 containing genes draA-E involved in expression of the mannose-resistant Dr hemagglutinin, and in its isogenic insertion mutants devised with Tn5, Tn3, and TnphoA. While E. coli BN406 displayed rapid hemolytic activity agai...

journal_title：FEMS microbiology letters

authors： Goluszko P,Nowicki S,Kaul AK,Pham T,Nowicki BJ

更新日期：1995-07-15 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：:Airborne bacteria isolated from a tannery air environment were screened for the property of solubilization of insoluble zinc oxide and zinc phosphate. Out of 10 strains tested, a strain of Pseudomonas aeruginosa (CMG 823) showed the best solubilization and solubilized both zinc oxide and zinc phosphate. Colonies of th...

journal_title：FEMS microbiology letters

authors： Fasim F,Ahmed N,Parsons R,Gadd GM

更新日期：2002-07-16 00:00:00

abstract：:The quorum quenching (QQ) activity of endophytic bacteria associated with medicinal plants was explored. Extracts of the Gram-negative Enterobacter sp. CS66 possessed potent N-acylhomoserine lactone (AHL) hydrolytic activity in vitro. Using degenerate primers, we PCR-amplified an open reading frame (denoted aiiE) from...

journal_title：FEMS microbiology letters

authors： Shastry RP,Dolan SK,Abdelhamid Y,Vittal RR,Welch M

更新日期：2018-05-01 00:00:00

abstract：:In the yearly Internationally Genetically Engineered Machines (iGEM) competition, teams of Bachelor's and Master's students design and build an engineered biological system using DNA technologies. Advising an iGEM team poses unique challenges due to the inherent difficulties of mounting and completing a new biological...

journal_title：FEMS microbiology letters

authors： Tsui J,Meyer AS

更新日期：2016-07-01 00:00:00

abstract：:Paracoccus pantotrophus grown anaerobically under denitrifying conditions expressed similar levels of the periplasmic nitrate reductase (NAP) when cultured in molybdate- or tungstate-containing media. A native PAGE gel stained for nitrate reductase activity revealed that only NapA from molybdate-grown cells displayed ...

journal_title：FEMS microbiology letters

authors： Gates AJ,Hughes RO,Sharp SR,Millington PD,Nilavongse A,Cole JA,Leach ER,Jepson B,Richardson DJ,Butler CS

更新日期：2003-03-28 00:00:00

abstract：:A red-pigmented, Gram-negative, motile, strictly aerobic, mesophilic, oval- or short rod-shaped bacterium (TDMA-17(T)) was isolated from fresh water collected at Misasa, a radioactive site in Japan. TDMA-17(T) was slightly tolerant against gamma-ray irradiation, and effectively produced carotenoids (2.8 mg g(-1) dry c...

journal_title：FEMS microbiology letters

authors： Asker D,Beppu T,Ueda K

更新日期：2007-08-01 00:00:00

abstract：:The diheme cytochromes c of the widespread TsdA family are bifunctional thiosulfate dehydrogenase/tetrathionate reductases. Here, biochemical information was collected about TsdA from the Epsilonproteobacterium Wolinella succinogenes (WsTsdA). The situation in W. succinogenes is unique since TsdA is closely associated...

journal_title：FEMS microbiology letters

authors： Kurth JM,Schuster A,Seel W,Herresthal S,Simon J,Dahl C

更新日期：2017-02-01 00:00:00

abstract：:Ammonium transporters form a conserved family of transport proteins and are widely distributed among all domains of life. The genome of Nitrosomonas europaea codes for a single gene (rh1) that belongs to the family of the AMT/Rh ammonium transporters. For the first time, this study provides functional and physiologica...

journal_title：FEMS microbiology letters

authors： Weidinger K,Neuhäuser B,Gilch S,Ludewig U,Meyer O,Schmidt I

更新日期：2007-08-01 00:00:00