Streptokinase mutations relieving Escherichia coli K-12 (prlA4) of detriments caused by the wild-type skc gene.

abstract：:Cellulolytic strains of Bacillus stearothermophilus were isolated from nature and screened for the presence of activities associated with the degradation of plant cell walls. One isolate (strain XL-65-6) which exhibited strong activities with 4-methylumbelliferyl-beta-D-glucopyranoside (MUG) and 4-methylumbelliferyl-b...

journal_title：Journal of bacteriology

authors： Lai X,Ingram LO

更新日期：1993-10-01 00:00:00

abstract：:A new insertion element, IS1549, was identified serendipitously from Mycobacterium smegmatis LR222 during experiments using a vector designed to detect the excision of IS6110 from between the promoter region and open reading frame (ORF) of an aminoglycoside phosphotransferase gene. Six of the kanamycin-resistant isola...

journal_title：Journal of bacteriology

authors： Plikaytis BB,Crawford JT,Shinnick TM

更新日期：1998-03-01 00:00:00

abstract：:Streptococcus pyogenes (group A streptococcus [GAS]), a catalase-negative gram-positive bacterium, is aerotolerant and survives H2O2 exposures that kill many catalase-positive bacteria. The molecular basis of the H2O2 resistance is poorly known. Here, we demonstrate that serotype M49 GAS lacking the Rgg regulator is m...

journal_title：Journal of bacteriology

authors： Pulliainen AT,Hytönen J,Haataja S,Finne J

更新日期：2008-05-01 00:00:00

abstract：:Bacteria have evolved multiple strategies to sense and rapidly adapt to challenging and ever-changing environmental conditions. The ability to alter membrane lipid composition, a key component of the cellular envelope, is crucial for bacterial survival and adaptation in response to environmental stress. However, the p...

journal_title：Journal of bacteriology

authors： Rowlett VW,Mallampalli VKPS,Karlstaedt A,Dowhan W,Taegtmeyer H,Margolin W,Vitrac H

更新日期：2017-06-13 00:00:00

abstract：:The force required to rupture bonds between individual Staphylococcus aureus MSCRAMMs and surfaces coated with extracellular matrix molecules has been quantified by using optical tweezers. The observed binding forces between fibrinogen or fibronectin and S. aureus MSCRAMMs occurred as an approximate integer multiple o...

journal_title：Journal of bacteriology

authors： Simpson KH,Bowden G,Höök M,Anvari B

更新日期：2003-03-01 00:00:00

abstract：:Phosphoenolpyruvate-dependent phosphorylation of methyl-alpha-d-glucopyranoside in Salmonella typhimurium is increased by the membrane active polypeptide antibiotic polymyxin B whereas active transport ability is abolished. ...

journal_title：Journal of bacteriology

authors： Teuber M

更新日期：1969-12-01 00:00:00

abstract：:Chlamydia trachomatis is a human bacterial pathogen that multiplies only within an intracellular membrane-bound vacuole, the inclusion. C. trachomatis includes ocular and urogenital strains, usually causing infections restricted to epithelial cells of the conjunctiva and genital mucosa, respectively, and lymphogranulo...

journal_title：Journal of bacteriology

authors： Almeida F,Borges V,Ferreira R,Borrego MJ,Gomes JP,Mota LJ

更新日期：2012-12-01 00:00:00

abstract：:The diphtheria toxin repressor (DtxR) uses Fe(2+) as a corepressor and inhibits transcription from iron-regulated promoters (IRPs) in Corynebacterium diphtheriae. A new IRP, designated IRP6, was cloned from C. diphtheriae by a SELEX-like procedure. DtxR bound to IRP6 in vitro only in the presence of appropriate divale...

journal_title：Journal of bacteriology

authors： Qian Y,Lee JH,Holmes RK

更新日期：2002-09-01 00:00:00

abstract：:The respiratory metabolism of Schizosaccharomyces pombe 972h(-), a fission, haplontic, "petite negative" yeast, was studied. Glucose and glycerol are good growth substrates and are oxidized under appropriate conditions. l-Lactate, ethanol, malate, and succinate are oxidized but are poor substrates for growth. d-Lactat...

journal_title：Journal of bacteriology

authors： Heslot H,Goffeau A,Louis C

更新日期：1970-10-01 00:00:00

abstract：:Bacillus subtilis was exposed to ultraviolet light (UV) or X rays, and gene frequency analysis was used to study the location of initiation sites of postirradiation deoxyribonucleic acid (DNA) synthesis. It was found that DNA synthesis resumes primarily from the origin after UV exposure. With X irradiation, the origin...

journal_title：Journal of bacteriology

authors： Billen D,Hellerman G,Carreira L

更新日期：1972-01-01 00:00:00

abstract：:Zymomonas mobilis is endowed with two isoenzymes of fermentative alcohol dehydrogenase, a zinc-containing enzyme (ADH I) and an iron-containing enzyme (ADH II). The activity of ADH I remains fully conserved, while ADH II activity decays when anaerobic cultures are shifted to aerobiosis. This differential response depe...

journal_title：Journal of bacteriology

authors： Tamarit J,Cabiscol E,Aguilar J,Ros J

更新日期：1997-02-01 00:00:00

abstract：:The papA gene of the uropathogenic strain Escherichia coli J96, coding for the Pap pili subunit, was subjected to DNA sequencing, and found to code for an 185-amino acid-long polypeptide with a 22-amino acid-long signal peptide. Here we present the primary sequence, the hydrophilicity profile, and the predicted polype...

journal_title：Journal of bacteriology

authors： Båga M,Normark S,Hardy J,O'Hanley P,Lark D,Olsson O,Schoolnik G,Falkow S

更新日期：1984-01-01 00:00:00

abstract：:We have isolated mutations that block sporulation after formation of the polar septum in Bacillus subtilis. These mutations were mapped to the two genes of a new locus, spoIIS. Inactivation of the second gene, spoIISB, decreases sporulation efficiency by 4 orders of magnitude. Inactivation of the first gene, spoIISA, ...

journal_title：Journal of bacteriology

authors： Adler E,Barák I,Stragier P

更新日期：2001-06-01 00:00:00

abstract：:The colH gene encoding a collagenase was cloned from Clostridium histolyticum JCM 1403. Nucleotide sequencing showed a major open reading frame encoding a 116-kDa protein of 1,021 amino acid residues. The deduced amino acid sequence contains a putative signal sequence and a zinc metalloprotease consensus sequence, HEX...

journal_title：Journal of bacteriology

authors： Yoshihara K,Matsushita O,Minami J,Okabe A

更新日期：1994-11-01 00:00:00

abstract：:Berg, Gerald (Robert A. Taft Sanitary Engineering Center, Cincinnati, Ohio), Eugene K. Harris, Shih L. Chang, and Kenneth A. Busch. Quantitation of viruses by the plaque technique. J. Bacteriol. 85:691-700. 1963.-This paper presents the results of a study on overcrowding as it occurred with several strains of enterovi...

journal_title：Journal of bacteriology

authors： BERG G,HARRIS EK,CHANG SL,BUSCH KA

更新日期：1963-03-01 00:00:00

abstract：:Uracil-DNA glycosylase activity was found in Streptococcus pneumoniae, and the enzyme was partially purified. An ung mutant lacking the activity was obtained by positive selection of cells transformed with a plasmid containing uracil in its DNA. The effects of the ung mutation on mutagenic processes in S. pneumoniae w...

journal_title：Journal of bacteriology

authors： Chen JD,Lacks SA

更新日期：1991-01-01 00:00:00

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：:The PhoQ/PhoP two-component system is repressed by divalent cations, such as Mg(2+) and Ca(2+), in the growth medium and stimulated by low pH and certain cationic antimicrobial peptides. In Escherichia coli, it was recently shown that the histidine kinase PhoQ is also modulated by at least two additional factors, the ...

journal_title：Journal of bacteriology

authors： Lippa AM,Goulian M

更新日期：2012-03-01 00:00:00

abstract：:We have cloned a lytic enzyme, PlyPH, with a specific lytic effect on Bacillus anthracis strains. PlyPH remains active between pH 4 and 10.5, and a single dose rescued a significant percentage of mice infected intraperitoneally with an attenuated B. anthracis strain. We propose PlyPH as a novel therapeutic agent. ...

journal_title：Journal of bacteriology

authors： Yoong P,Schuch R,Nelson D,Fischetti VA

更新日期：2006-04-01 00:00:00

abstract：:In Vibrio fischeri, the synthesis of N-3-oxohexanoyl-L-homoserine lactone, the autoinducer for population density-responsive induction of the luminescence operon (the lux operon, luxICDABEG), is dependent on the autoinducer synthase gene luxI. Gene replacement mutants of V. fischeri defective in luxI, which had been e...

journal_title：Journal of bacteriology

authors： Kuo A,Blough NV,Dunlap PV

更新日期：1994-12-01 00:00:00

abstract：:In the course of study on ribonucleic acid (RNA) metabolism during sporulation in Saccharomyces cerevisiae, a new species of RNA (20S) was observed in sporulating cells by polyacrylamide gel electrophoresis. The relative content of this RNA to total RNA increased linearly early in sporulation. Labeled adenine was pref...

journal_title：Journal of bacteriology

authors： Kadowaki K,Halvorson HO

更新日期：1971-03-01 00:00:00

abstract：:Streptomyces clavuligerus produces at least five different clavam metabolites, including clavulanic acid and the methionine antimetabolite, alanylclavam. In vitro transposon mutagenesis was used to analyze a 13-kb region upstream of the known paralogue gene cluster. The paralogue cluster includes one group of clavulan...

journal_title：Journal of bacteriology

authors： Zelyas NJ,Cai H,Kwong T,Jensen SE

更新日期：2008-12-01 00:00:00

abstract：:The cloned gene coding for Bacillus licheniformis penicillinase (penP) was introduced into Escherichia coli in a heat-inducible lambda Qam vector. After induction, significant amounts of penicillinase were synthesized in the new host. The cellular location of the penicillinase was found to be almost exclusively the ou...

journal_title：Journal of bacteriology

authors： Sarvas MO,Palva IA

更新日期：1983-08-01 00:00:00

abstract：:A Flavobacterium sp. (strain 50001), capable of degrading 2,4-dichlorophenoxyacetate (2,4-D), 2-methyl-4-chlorophenoxyacetate, and 2-chlorobenzoate and imparting resistance to mercury, harbored a degradative plasmid, pRC10. Cured strains of the Flavobacterium sp. lost the plasmid as well as the ability to degrade thes...

journal_title：Journal of bacteriology

authors： Chaudhry GR,Huang GH

更新日期：1988-09-01 00:00:00

abstract：:The cell surfaces of several Lactobacillus species are covered by a regular layer composed of a single species of protein, the S-protein. The 43-kDa S-protein of the neotype strain Lactobacillus acidophilus ATCC 4356, which originated from the pharynx of a human, was purified. Antibodies generated against purified S-p...

journal_title：Journal of bacteriology

authors： Boot HJ,Kolen CP,van Noort JM,Pouwels PH

更新日期：1993-10-01 00:00:00

abstract：:Intact spheroplasts of the cyanobacterium Anacystis nidulans were found to oxidize various exogenous c-type cytochromes with concomitant proton extrusion. In the coupled state, H+/e stoichiometries close to 1 were measured, regardless of absolute reaction rates. It is concluded that the proton translocation observed i...

journal_title：Journal of bacteriology

authors： Peschek GA

更新日期：1983-01-01 00:00:00

abstract：:The role of the energy status of the yeast cell in the sensitivity of cultures to two yeast toxins was examined by using 12K release from cells as a measure of toxin action. The Saccharomyces cerevisiae killer toxin bound to sensitive cells in the presence of drugs that interfered with the generation or use of energy,...

journal_title：Journal of bacteriology

authors： Skipper N,Bussey H

更新日期：1977-02-01 00:00:00

abstract：:The two-component regulatory system, OmpR-EnvZ, of Escherichia coli K-12 regulates the expression of the major outer membrane porin protein, OmpF. OmpR is a DNA-binding protein which acts as both an activator and a repressor to control ompF transcription. In this article, we describe a new OmpR-binding site that is lo...

journal_title：Journal of bacteriology

authors： Huang KJ,Schieberl JL,Igo MM

更新日期：1994-03-01 00:00:00

abstract：:Competent cell-deoxyribonucleic acid (DNA) interactions were examined using tritium-labeled homologous or heterologous native or denatured DNAs and competent Streptococcus sanguis Wicky cells (strain WE4). The DNAs used were extracted from WE4 cells, Escherichia coli B cells, and E. coli bacteriophages T2, T4, T6, and...

journal_title：Journal of bacteriology

authors： Ranhand JM

更新日期：1980-05-01 00:00:00

abstract：:With a DNA fragment from within the region encoding the transport functions for K1 production as a hybridization probe in Southern blot experiments, homologous DNA sequences were detected in the DNA from Escherichia coli strains producing K5, K7, K92, and K100 capsular polysaccharides. No homology with the laboratory ...

journal_title：Journal of bacteriology

authors： Roberts I,Mountford R,High N,Bitter-Suermann D,Jann K,Timmis K,Boulnois G

更新日期：1986-12-01 00:00:00