Myxospore induction in a nondispersed growing mutant of Myxococcus xanthus.

abstract：:Peripheral hyphae were separated from the remaining thallus of Rhizoctonia solani in exponential and stationary phases of growth. The QO(2) in whole cells of peripheral hyphae from young fungal colonies was on the average 2.6 times and the protein content 1.6 times greater than in peripheral hyphae from old fungal col...

journal_title：Journal of bacteriology

authors： Skowronski BS,Gottlieb D

更新日期：1970-11-01 00:00:00

abstract：:Bacillus thuringiensis var. thuringiensis Berliner grown at 14 C on a chemically defined liquid medium slowly produced spores and parasporal inclusions. Sporulation ultimately attained 50 to 100% of that of cultures grown at 30 C. ...

journal_title：Journal of bacteriology

authors： Aronson JN,Thompson FM

更新日期：1971-01-01 00:00:00

abstract：:In Shigella flexneri, the polysaccharide copolymerase (PCP) protein Wzz(SF) confers a modal length of 10 to 17 repeat units (RUs) to the O-antigen (Oag) component of lipopolysaccharide (LPS). PCPs form oligomeric structures believed to be related to their function. To identify functionally important regions within Wzz...

journal_title：Journal of bacteriology

authors： Papadopoulos M,Morona R

更新日期：2010-07-01 00:00:00

abstract：:Cell-free extracts with high nitrogenase activity were prepared by sonic oscillation and French press treatment from the blue-gree alga Anabaena cylindrica. Extracts were prepared from cells grown on a 95% N(2)-5% CO(2) gas mixture followed by a period of nitrogen starvation under an atmosphere of 95% argon-5% CO(2). ...

journal_title：Journal of bacteriology

authors： Smith RV,Evans MC

更新日期：1971-03-01 00:00:00

abstract：:The production and regeneration of bacterial protoplasts promoted the loss of three different plasmid-specified traits in Streptococcus lactis subsp. diacetylactis strains. The loss of five different plasmids, including small multicopy molecules, was readily detected in Streptococcus lactis 712 by screening lysates of...

journal_title：Journal of bacteriology

authors： Gasson MJ

更新日期：1983-04-01 00:00:00

abstract：:The isopropylmalate isomerase in Salmonella typhimurium is the second enzyme specific for leucine biosynthesis. It is a complex enzyme composed of two subunits which are coded for by two genes of the leucine operon, leuC and leuD. The two polypeptides have been shown to copurify through successive ammonium sulfate fra...

journal_title：Journal of bacteriology

authors： Fultz PN,Kemper J

更新日期：1981-10-01 00:00:00

abstract：:The cold shock response of Escherichia coli is elicited by downshift of temperature from 37 degrees C to 15 degrees C and is characterized by induction of several cold shock proteins, including CsdA, during the acclimation phase. CsdA, a DEAD-box protein, has been proposed to participate in a variety of processes, suc...

journal_title：Journal of bacteriology

authors： Awano N,Xu C,Ke H,Inoue K,Inouye M,Phadtare S

更新日期：2007-08-01 00:00:00

abstract：:The WO-1 strain of Candida albicans is capable of alternating between two highly distinct yeast cell types termed white and opaque (E. H. A. Rikkerrink, B. B. Magee, and P. T. Magee, J. Bacteriol. 170:895-899, 1988; B. Slutsky, M. Staebell, J. Anderson, L. Risen, M. Pfaller, and D. R. Soll, J. Bacteriol. 169:189-197, ...

journal_title：Journal of bacteriology

authors： McEachern MJ,Hicks JB

更新日期：1991-12-01 00:00:00

abstract：:Salmonella enterica degrades 1,2-propanediol (1,2-PD) in a coenzyme B12 (adenosylcobalamin, AdoCbl)-dependent fashion. Salmonella obtains AdoCbl by assimilation of complex precursors, such as vitamin B12 and hydroxocobalamin. Assimilation of these compounds requires reduction of their central cobalt atom from Co3+ to ...

journal_title：Journal of bacteriology

authors： Cheng S,Bobik TA

更新日期：2010-10-01 00:00:00

abstract：:The effects of starving Escherichia coli for glucose and required amino acids were determined. The disappearance of the majority of the ribosomal population, particularly of the ribonucleic acid (RNA) moiety, was noted. The events during recovery are detailed, with emphasis placed on the timing, requirements, and cont...

journal_title：Journal of bacteriology

authors： Jacobson A,Gillespie D

更新日期：1968-03-01 00:00:00

abstract：:Cleared lysates of 13 species of filamentous cyanobacteria were examined for the presence of extrachromosomal DNA by using agarose gel electrophoresis and ethidium bromide staining. Seven of the 13 species contained extrachromosomal covalently closed circular DNA, and all but 1 species contained multiple elements. The...

journal_title：Journal of bacteriology

authors： Simon RD

更新日期：1978-10-01 00:00:00

abstract：:Strains of Escherichia coli lacking all cytoplasmic chemotaxis proteins except CheY swim smoothly under most conditions. However, they tumble when exposed to acetate. Acetate coenzyme A synthetase (EC 6.2.1.1) was thought to be essential for this response. New evidence suggests that the tumbling is mediated instead by...

journal_title：Journal of bacteriology

authors： Dailey FE,Berg HC

更新日期：1993-05-01 00:00:00

abstract：:Integrating conjugative elements (ICEs) of the SXT/R391 family are major contributors to the spread of antibiotic resistance genes. These elements also catalyze their own diversity by promoting inter-ICE recombination through the action of the RecA-independent homologous recombination system that they encode. Here, we...

journal_title：Journal of bacteriology

authors： Garriss G,Poulin-Laprade D,Burrus V

更新日期：2013-05-01 00:00:00

abstract：:Pantothenate kinase (CoaA) is a key regulator of coenzyme A (CoA) biosynthesis in Escherichia coli, and its activity is controlled by feedback inhibition by CoA and its thioesters. The importance of feedback inhibition in the control of the intracellular CoA levels was tested by constructing three site-directed mutant...

journal_title：Journal of bacteriology

authors： Rock CO,Park HW,Jackowski S

更新日期：2003-06-01 00:00:00

abstract：:Halalkalicoccus jeotgali B3(T), isolated from salt-fermented seafood from South Korea, is an extremely halophilic archaeon belonging to the family Halobacteriaceae. Here, we present the complete genome sequence of the type strain H. jeotgali B3(T) (3,698,650 bp, with a G+C content of 62.5%), which consists of one chro...

journal_title：Journal of bacteriology

authors： Roh SW,Nam YD,Nam SH,Choi SH,Park HS,Bae JW

更新日期：2010-09-01 00:00:00

abstract：:A 16-kb BamHI fragment of the lactose plasmid pNZ63 from Leuconostoc lactis NZ6009 was cloned in Escherichia coli MC1061 by using pACYC184 and was found to express a functional beta-galactosidase. Deletion and complementation analysis showed that the coding region for beta-galactosidase was located on a 5.8-kb SalI-Ba...

journal_title：Journal of bacteriology

authors： David S,Stevens H,van Riel M,Simons G,de Vos WM

更新日期：1992-07-01 00:00:00

abstract：:For the pathogenic yeast Candida albicans, secreted aspartyl proteinase (Sap) activity has been correlated with virulence. A family consisting of at least eight SAP genes can be drawn upon to produce Sap enzymatic activity. In this study, the levels of Sap1, Sap2, and Sap3 isoenzymes were monitored under a variety of ...

journal_title：Journal of bacteriology

authors： White TC,Agabian N

更新日期：1995-09-01 00:00:00

abstract：:The diversity of regulatory systems encoded by bacteria provides an indication of the variety of stresses and interactions that these organisms encounter in nature. We have been investigating how the plant pathogen Pseudomonas syringae pv. tomato DC3000 responds to iron limitation and have focused on the iron starvati...

journal_title：Journal of bacteriology

authors： Markel E,Maciak C,Butcher BG,Myers CR,Stodghill P,Bao Z,Cartinhour S,Swingle B

更新日期：2011-10-01 00:00:00

abstract：:The flagella of Methanococcus voltae were isolated by using three procedures. Initially, cells were sheared to release the filaments, which were purified by differential centrifugation and banding in KBr gradients. Flagella were also prepared by solubilization of cells with 1% (vol/vol) Triton X-100 and purified as de...

journal_title：Journal of bacteriology

authors： Kalmokoff ML,Jarrell KF,Koval SF

更新日期：1988-04-01 00:00:00

abstract：:The mukB gene is essential for the partitioning of sister chromosomes in Escherichia coli. A mukB null mutant is hypersensitive to the DNA gyrase inhibitor novobiocin. In this work, we isolated mutants suppressing the novobiocin hypersensitivity of the mukB null mutation. All suppressor mutations are localized in or n...

journal_title：Journal of bacteriology

authors： Adachi S,Hiraga S

更新日期：2003-07-01 00:00:00

abstract：:The yfdXWUVE operon appears to encode proteins that enhance the ability of Escherichia coli MG1655 to survive under acidic conditions. Although the molecular mechanisms underlying this phenotypic behavior remain to be elucidated, findings from structural genomic studies have shown that the structure of YfdW, the prote...

journal_title：Journal of bacteriology

authors： Toyota CG,Berthold CL,Gruez A,Jónsson S,Lindqvist Y,Cambillau C,Richards NG

更新日期：2008-04-01 00:00:00

abstract：:Type IIb heat-labile enterotoxin (LT-IIb) is produced by Escherichia coli 41. Restriction fragments of total cell DNA from strain 41 were cloned into a cosmid vector, and one cosmid clone that encoded LT-IIb was identified. The genes for LT-IIb were subcloned into a variety of plasmids, expressed in minicells, sequenc...

journal_title：Journal of bacteriology

authors： Pickett CL,Twiddy EM,Coker C,Holmes RK

更新日期：1989-09-01 00:00:00

abstract：:An apparatus has been developed in which bacterial growth can be measured very precisely over short intervals of time. Its precision is presented and used to assess the constancy of growth in batch culture. Under certain conditions, i.e., Luria broth or 0.2% glucose-M9 medium at very low cell densities, the specific g...

journal_title：Journal of bacteriology

authors： Wang CH,Koch AL

更新日期：1978-12-01 00:00:00

abstract：:The synthesis of pyruvate carboxylase (PC) was studied by using quantitative immunoblot analysis with an antibody raised against PC purified from Rhodobacter capsulatus and was found to vary 20-fold depending on the growth conditions. The PC content was high in cells grown on pyruvate or on carbon substrates metaboliz...

journal_title：Journal of bacteriology

authors： Yakunin AF,Hallenbeck PC

更新日期：1997-03-01 00:00:00

abstract：:We report the cloning and characterization of the biosynthetic gene cluster (crtE, crtB, crtI, crtE2, crtYg, crtYh, and crtX) of the γ-cyclic C(50) carotenoid sarcinaxanthin in Micrococcus luteus NCTC2665. Expression of the complete and partial gene cluster in Escherichia coli hosts revealed that sarcinaxanthin biosyn...

journal_title：Journal of bacteriology

authors： Netzer R,Stafsnes MH,Andreassen T,Goksøyr A,Bruheim P,Brautaset T

更新日期：2010-11-01 00:00:00

abstract：:Hirota, Yukinori (University of Osaka, Osaka, Japan), Toshio Fujii, and Yukinobu Nishimura. Loss and repair of conjugal fertility and infectivity of the resistance factor and sex factor in Escherichia coli. J. Bacteriol. 91:1298-1304. 1966.-The drug-resistance factor, R, and the sex factor, F, have homologous traits, ...

journal_title：Journal of bacteriology

authors： Hirota Y,Fujii T,Nishimua Y

更新日期：1966-03-01 00:00:00

abstract：:Two strains of Staphylococcus aureus (PC1 and 196E), when grown in medium containing 0.002% sodium dodecyl sulfate (SDS), showed from 96.1 to 100% loss of the ability to produce penicillinase. Resistance to cadmium and zinc was lost concomitantly with the ability to produce penicillinase. A comparison of the rate of c...

journal_title：Journal of bacteriology

authors： Sonstein SA,Baldwin JN

更新日期：1972-01-01 00:00:00

abstract：:The gene encoding the outer membrane phosphate-selective porin protein P from Pseudomonas aeruginosa was cloned into Escherichia coli. The protein product was expressed and transported to the outer membrane of an E. coli phoE mutant and assembled into functional trimers. Expression of a product of the correct molecula...

journal_title：Journal of bacteriology

authors： Siehnel RJ,Worobec EA,Hancock RE

更新日期：1988-05-01 00:00:00

abstract：:The importance of the physiological state of a culture of Saccharomyces cerevisiae for tolerance to sudden osmotic dehydration was studied, and it was investigated whether specific osmotolerance factors were demonstrable. The microcalorimeter was used to monitor growth, and different physiological states of the cultur...

journal_title：Journal of bacteriology

authors： Blomberg A,Larsson C,Gustafsson L

更新日期：1988-10-01 00:00:00

abstract：:The D1:1 protein and its potentially occurring degradation products were overexpressed in Escherichia coli. Protein-DNA interaction is shown for the promoter region of psbAI. The D1:1 degradation products may be involved in transcription regulation of psbAI by binding in the promoter region. Additionally, C-terminal f...

journal_title：Journal of bacteriology

authors： Stelljes C,Koenig F

更新日期：2007-03-01 00:00:00