Electron acceptor taxis and blue light effect on bacterial chemotaxis.

abstract：:We sequenced the minimum REPI replication region and the incompatibility determinants of pColV-K30. The minimum replication region contains an open reading frame which corresponds to a 35-kilodalton (kDa) protein. Sodium dodecyl sulfate-polyacrylamide gel electrophoretic analysis with maxicells transformed with a numb...

journal_title：Journal of bacteriology

authors： Perez-Casal JF,Gammie AE,Crosa JH

更新日期：1989-04-01 00:00:00

abstract：:Functional domain structures of pyocins AP41, S1, and S2 were assigned by examining the functions of chimeric pyocins and deletion derivatives. Pyocins AP41, S1, and S2 are essentially composed of three domains, the receptor-binding domain, the translocation domain, and the DNase domain, in that order from the N termi...

journal_title：Journal of bacteriology

authors： Sano Y,Kobayashi M,Kageyama M

更新日期：1993-10-01 00:00:00

abstract：:Pathways of mannitol biosynthesis and utilization in Aspergillus candidus NRRL 305 were studied in cell-free extracts of washed mycelia prepared by sonic and French pressure cell treatments. A nicotinamide adenine dinucleotide-linked mannitol-1-phosphate (M1P) dehydrogenase was found in French pressure cell extracts o...

journal_title：Journal of bacteriology

authors： Strandberg GW

更新日期：1969-03-01 00:00:00

abstract：:Nitroheterocyclic and nitroaromatic compounds constitute an enormous range of chemicals whose potent biological activity has significant human health and environmental implications. The biological activity of nitro-substituted compounds is derived from reductive metabolism of the nitro moiety, a process catalyzed by a...

journal_title：Journal of bacteriology

authors： Whiteway J,Koziarz P,Veall J,Sandhu N,Kumar P,Hoecher B,Lambert IB

更新日期：1998-11-01 00:00:00

abstract：:Hg2+-resistant mutants were isolated from Saccharomyces cerevisiae. Although they were very much like the parental strains in terms of colony-forming ability, they grew faster than the parental strains in the presence of sublethal doses of Hg2+. The Hg2+-resistant mutations were dominant. They were centromere linked a...

journal_title：Journal of bacteriology

authors： Ono B,Ohue H,Ishihara F

更新日期：1988-12-01 00:00:00

abstract：:Structural analogs of S-adenosylhomocysteine were tested in vitro for inhibition of the yeast S-adenosylmethionine:delta 24-sterol-C-methyltransferase enzyme. A wide inhibitory range by these compounds was observed, suggesting which structural features of the parent compound are important for binding to the enzyme. No...

journal_title：Journal of bacteriology

authors： McCammon MT,Parks LW

更新日期：1981-01-01 00:00:00

abstract：:The invasion of intestinal epithelial cells by Salmonella enterica serovar Typhimurium is mediated by a type III secretion system (T3SS) encoded on Salmonella pathogenicity island 1 (SPI1). Expression of the SPI1 T3SS is tightly regulated by the combined action of HilC, HilD, and RtsA, three AraC family members that c...

journal_title：Journal of bacteriology

authors： Ellermeier JR,Slauch JM

更新日期：2008-01-01 00:00:00

abstract：:The region upstream of the Escherichia coli bgl operon is an insertion hot spot for several transposons. Elements as distantly related as Tn1, Tn5, and phage Mu home in on this location. To see what characteristics result in a high-affinity site for transposition, we compared in vivo and in vitro Mu transposition patt...

journal_title：Journal of bacteriology

authors： Manna D,Wang X,Higgins NP

更新日期：2001-06-01 00:00:00

abstract：:The Bacillus subtilis enzymes ExoA and Nfo (originally termed YqfS) are endonucleases that can repair apurinic/apyrimidinic (AP) sites and strand breaks in DNA. We have analyzed how the lack of ExoA and Nfo affects the resistance of growing cells and dormant spores of B. subtilis to a variety of treatments, some of wh...

journal_title：Journal of bacteriology

authors： Salas-Pacheco JM,Setlow B,Setlow P,Pedraza-Reyes M

更新日期：2005-11-01 00:00:00

abstract：:Random transposon Tn5 mutagenesis of Bradyrhizobium sp. (Arachis) strain NC92, a member of the cowpea cross-inoculation group, was carried out, and kanamycin-resistant transconjugants were tested for their symbiotic phenotype on three host plants: groundnut, siratro, and pigeonpea. Two nodulation (Nod- phenotype) muta...

journal_title：Journal of bacteriology

authors： Wilson KJ,Anjaiah V,Nambiar PT,Ausubel FM

更新日期：1987-05-01 00:00:00

abstract：:The Escherichia coli htrD gene was originally isolated during a search for new genes required for growth at high temperature. Insertional inactivation of htrD leads to a pleiotropic phenotype characterized by temperature-sensitive growth in rich medium, H2O2 sensitivity, and sensitivity to cysteine. The htrD gene was ...

journal_title：Journal of bacteriology

authors： Delaney JM,Wall D,Georgopoulos C

更新日期：1993-01-01 00:00:00

abstract：:Integrons are genetic elements that contribute to lateral gene transfer in bacteria as a consequence of possessing a site-specific recombination system. This system facilitates the spread of genes when they are part of mobile cassettes. Most integrons are contained within chromosomes and are confined to specific bacte...

journal_title：Journal of bacteriology

authors： Stokes HW,Nesbø CL,Holley M,Bahl MI,Gillings MR,Boucher Y

更新日期：2006-08-01 00:00:00

abstract：:The marRAB operon is one of two operons in the mar locus of Escherichia coli that are divergently transcribed from a central regulatory region, marO. The marRAB operon, transcribed from marOII, controls intrinsic resistance or susceptibility to multiple antibiotics and is inducible by structurally unrelated compounds ...

journal_title：Journal of bacteriology

authors： Seoane AS,Levy SB

更新日期：1995-06-01 00:00:00

abstract：:The biological activities of Bacillus subtilis ribosomes pretreated with 0.5, 1, or 2 mmp-chloromercuribenzoate (PCMB) were examined. The ribosomes treated with 1 or 2 mm PCMB lost their capacity to synthesize polyphenylalanine as well as the capacity to bind phenylalanyl-transfer ribonucleic acid. On the other hand, ...

journal_title：Journal of bacteriology

authors： Ranu RS,Kaji A

更新日期：1972-10-01 00:00:00

abstract：:Sequencing the insertion sites of 8,865 Tn917 insertions in Enterococcus faecalis strain OG1RF identified a hot spot in the replication terminus region corresponding to 6% of the genome where 65% of the transposons had inserted. In E. faecalis, Tn917 preferentially inserted at a 29-bp consensus sequence centered on TA...

journal_title：Journal of bacteriology

authors： Garsin DA,Urbach J,Huguet-Tapia JC,Peters JE,Ausubel FM

更新日期：2004-11-01 00:00:00

abstract：:Comparative genome analysis of Enterococcus faecium recently revealed that a genomic island containing the esp gene, referred to as the esp-containing pathogenicity island (esp PAI), can be transferred by conjugation and contains a partial Tn916-like element and an integrase gene, intA. Here, we characterize the role ...

journal_title：Journal of bacteriology

authors： Top J,Sinnige JC,Majoor EA,Bonten MJ,Willems RJ,van Schaik W

更新日期：2011-02-01 00:00:00

abstract：:Genetic transformation of auxotrophs of the extreme thermophile Thermus thermophilus HB27 to prototrophy was obtained at high frequencies of 10(-2) to 10(-1) when proliferating cell populations were exposed to chromosomal DNA from a nutritionally independent wild-type strain. The transformation frequency was proportio...

journal_title：Journal of bacteriology

authors： Koyama Y,Hoshino T,Tomizuka N,Furukawa K

更新日期：1986-04-01 00:00:00

abstract：:For cells of the yeast Saccharomyces cerevisiae, the size at initiation of budding is proportional to growth rate for rates from 0.33 to 0.23 h-1. At growth rates lower than 0.23 h-1, cells displayed a minimum cell size at bud initiation independent of growth rate. Regardless of growth rate, cells displayed an increas...

journal_title：Journal of bacteriology

authors： Johnston GC,Ehrhardt CW,Lorincz A,Carter BL

更新日期：1979-01-01 00:00:00

abstract：:Polyphosphate of average chain length corresponding to 10 phosphate units was detected in the mycelial extract of zygomycetes. Gel electrophoresis techniques commonly used for the separation and characterization of acidic mucopolysaccharides were successfully used for the detection, purification, and characterization ...

journal_title：Journal of bacteriology

authors： Dietrich SM

更新日期：1976-09-01 00:00:00

abstract：:5-Azacytidine was found to be bactericidal to Escherichia coli carrying plasmids specifying EcoRII restriction-modification systems, but not to the same strains lacking these plasmids. Of other base analogs tested, only 5(beta-D-ribofuranosyl)isocytidine had similar, although weaker, effects. Plasmids that had lost th...

journal_title：Journal of bacteriology

authors： Friedman S

更新日期：1982-07-01 00:00:00

abstract：:A 3-hydroxypropionate/4-hydroxybutyrate cycle operates in autotrophic CO(2) fixation in various Crenarchaea, as studied in some detail in Metallosphaera sedula. This cycle and the autotrophic 3-hydroxypropionate cycle in Chloroflexus aurantiacus have in common the conversion of acetyl-coenzyme A (CoA) and two bicarbon...

journal_title：Journal of bacteriology

authors： Teufel R,Kung JW,Kockelkorn D,Alber BE,Fuchs G

更新日期：2009-07-01 00:00:00

abstract：:In an attempt to isolate the superoxide dismutase (SOD) gene from the anaerobic sulfate-reducing bacterium Desulfoarculus baarsii, a DNA fragment was isolated which functionally complemented an Escherichia coli mutant (sodA sodB) deficient in cytoplasmic SODs. This region carries two open reading frames with sequences...

journal_title：Journal of bacteriology

authors： Pianzzola MJ,Soubes M,Touati D

更新日期：1996-12-01 00:00:00

abstract：:Specific growth rates as low as 0.005 hr(-1) (generation times of 20 to 200 hr) of aquatic bacteria in natural waters have been calculated from significant differences between dilution rates and washout rates in a chemostat. The measured growth rates were affected by the treatment of the water samples (type of sterili...

journal_title：Journal of bacteriology

authors： Jannasch HW

更新日期：1969-07-01 00:00:00

abstract：:It has been shown previously that Bacteroides thetaiotaomicron, a human colonic anaerobe, can utilize the tissue mucopolysaccharide chondroitin sulfate as a source of carbon and energy and that the enzymes involved in this utilization are all cell associated (A. A. Salyers and M. B. O'Brien, J. Bacteriol. 143:772-780,...

journal_title：Journal of bacteriology

authors： Kuritza AP,Salyers AA

更新日期：1983-03-01 00:00:00

abstract：:We have previously cloned the genes for synthesis of capsular polysaccharide (cps) and slime from Erwinia stewartii in cosmid pES2144. In this study, pES2144 was shown to complement 14 spontaneous cps mutants. These mutants were characterized by probing Southern blots of mutant genomic DNA with pES2144; insertions wer...

journal_title：Journal of bacteriology

authors： Dolph PJ,Majerczak DR,Coplin DL

更新日期：1988-02-01 00:00:00

abstract：:In vitro deoxyribonucleic acid (DNA) synthesis systems based on an earlier system using pencillin have been developed which use osmotic lysis of lysozyme-formed spheroplasts of Escherichia coli cells embedded in an agarose matrix. An adenosine 5'-triphosphate (ATP)-dependent semiconservative mode, or replicative mode,...

journal_title：Journal of bacteriology

authors： Smith DW,Boerner P

更新日期：1975-04-01 00:00:00

abstract：:sigma B of the gram-positive bacterium Bacillus subtilis is an alternative transcription factor activated by a variety of environmental stresses, including the stress imposed upon entry into the stationary growth phase. Previous reports have shown that this stationary-phase activation is enhanced when cells are grown ...

journal_title：Journal of bacteriology

authors： Wise AA,Price CW

更新日期：1995-01-01 00:00:00

abstract：:Multiple copies of a gene require enhanced investment on the part of the cell and, as such, call for an explanation. The observation that Escherichia coli has four copies of initiator tRNA (tRNAi) genes, encoding a special tRNA (tRNA(fMet)) required to start protein synthesis, is puzzling particularly because the cell...

journal_title：Journal of bacteriology

authors： Samhita L,Nanjundiah V,Varshney U

更新日期：2014-07-01 00:00:00

abstract：:Analysis of a region involved in the conjugative transfer of the lactococcal conjugative element pRS01 has revealed a bacteria] group II intron. Splicing of this lactococcal intron (designated Ll.ltrB) in vivo resulted in the ligation of two exon messages (ltrBE1 and ltrBE2) which encoded a putative conjugative relaxa...

journal_title：Journal of bacteriology

authors： Mills DA,McKay LL,Dunny GM

更新日期：1996-06-01 00:00:00

abstract：:Escherichia coli K-12 deficient in galactose-1-phosphate uridyl transferase is capable of converting significant amounts of d-[1-(14)C]galactose to (14)CO(2), whereas strains deficient in other enzymes of the Leloir pathway cannot do so. ...

journal_title：Journal of bacteriology

authors： LaPolla RJ,Geier MR,Friedman TB,Merril CR

更新日期：1975-10-01 00:00:00