Activation of the lac genes of Tn951 by insertion sequences from Pseudomonas cepacia.

abstract：:Azotobacter vinelandii was grown diazotrophically in chemostat cultures limited by sucrose, citrate, or acetate. Specific activities of cellular oxygen consumption (qO2) and nitrogenase (acetylene reduction) were measured in situ at different dilution rates (D, representing the specific growth rate mu at steady state)...

journal_title：Journal of bacteriology

authors： Kuhla J,Oelze J

更新日期：1988-11-01 00:00:00

abstract：:A gene coding for thermophilic beta-amylase of Clostridium thermosulfurogenes was cloned into Bacillus subtilis, and its nucleotide sequence was determined. The nucleotide sequence suggested that the thermophilic beta-amylase is translated from monocistronic mRNA as a secretory precursor with a signal peptide of 32 am...

journal_title：Journal of bacteriology

authors： Kitamoto N,Yamagata H,Kato T,Tsukagoshi N,Udaka S

更新日期：1988-12-01 00:00:00

abstract：:Lactate dehydrogenase (LDH) was studied in phage-propagating strains 29, 3A, 6, 81, and 42D of Staphylococcus aureus selected from the five groups in the International-Blair series. Cells were cultivated in Brain Heart Infusion (Difco) under nearly anaerobic conditions and were harvested near the end of the log phase....

journal_title：Journal of bacteriology

authors： Stockland AE,San Clemente CL

更新日期：1968-01-01 00:00:00

abstract：:On the basis of information available in the literature, gluconate dissimilation in Escherichia coli is thought to occur via the hexose monophosphate pathway. Evidence is presented in this study that gluconate is catabolized in this organism via an inducible Entner-Doudoroff pathway. This evidence is based on chromato...

journal_title：Journal of bacteriology

authors： Eisenberg RC,Dobrogosz WJ

更新日期：1967-03-01 00:00:00

abstract：:Fitz-James, Philip C. (University of Western Ontario, London, Ont., Canada). Morphology of spore development in Clostridium pectinovorum. J. Bacteriol. 84:104-114. 1962-The process of spore formation in Clostridium pectinovorum was followed by phase-contrast microscopy and by thin-section electron microscopy employing...

journal_title：Journal of bacteriology

authors： Fitz-James PC

更新日期：1962-07-01 00:00:00

abstract：:The DNA sequence of part of the gnd (6-phosphogluconate dehydrogenase) gene was determined for eight wild strains of Escherichia coli and for Salmonella typhimurium. Since a region of the trp (tryptophan) operon and the phoA (alkaline phosphatase) gene have been sequenced from the same strains, the gene trees for thes...

journal_title：Journal of bacteriology

authors： Dykhuizen DE,Green L

更新日期：1991-11-01 00:00:00

abstract：:The Escherichia coli strain cs2-68 is a cold-sensitive (c) mutant that forms a long filamentous cell at 20 degrees C with a large nucleoid mass in its central region. We have recently shown that the pcsA68 mutation causing the cs phenotype is a single-base substitution within the dinD gene, a DNA damage-inducible gene...

journal_title：Journal of bacteriology

authors： Yasuda T,Nagata T,Ohmori H

更新日期：1996-07-01 00:00:00

abstract：:Huston, Charles K. (U.S. Army Biological Laboratories, Fort Detrick, Frederick, Md.), and Phillip W. Albro. Lipids of Sarcina lutea. I. Fatty acid composition of the extractable lipids. J. Bacteriol. 88:425-432. 1964.-The extractable lipids of Sarcina lutea were separated into several fractions by a combination of col...

journal_title：Journal of bacteriology

authors： HUSTON CK,ALBRO PW

更新日期：1964-08-01 00:00:00

abstract：:Temperate bacteriophages effect chromosomal evolution of their bacterial hosts, mediating rearrangements and the acquisition of novel genes from other taxa. Although the Haemophilus influenzae genome shows evidence of past phage-mediated lateral transfer, the phages presumed responsible have not been identified. To da...

journal_title：Journal of bacteriology

authors： Williams BJ,Golomb M,Phillips T,Brownlee J,Olson MV,Smith AL

更新日期：2002-12-01 00:00:00

abstract：:Expression of fimA, the structural gene for type 1 fimbriae of Escherichia coli, is phase variable. Significant homologies were identified between the recombinases which control fimbrial phase variation, FimB and FimE, and the integrase class of site-specific recombinases. Normal expression of fimA was shown to requir...

journal_title：Journal of bacteriology

authors： Dorman CJ,Higgins CF

更新日期：1987-08-01 00:00:00

abstract：:Two isozymes of chorismate mutase (CA mutase(1) and CA mutase(2)) and two isozymes of prephenate dehydratase (PPA dehydratase(1) and PPA dehydratase(2)) have been found in Pseudomonas aeruginosa. The activities CA mutase(2)-PPA dehydratase(2) catalyzing phenylalanine biosynthesis have been purified almost 40-fold and ...

journal_title：Journal of bacteriology

authors： Ahmed SI,Campbell JJ

更新日期：1973-07-01 00:00:00

abstract：:ParB is one of two P1-encoded proteins that are required for active partition of the P1 prophage in Escherichia coli. To probe the native domain structure of ParB, we performed limited proteolytic digestions of full-length ParB, as well as of several N-terminal and C-terminal deletion fragments of ParB. The C-terminal...

journal_title：Journal of bacteriology

authors： Surtees JA,Funnell BE

更新日期：1999-10-01 00:00:00

abstract：:FK-506-binding proteins (FKBPs), which in T cells are supposed to mediate the immunosuppressive effects of the compounds FK-506 and rapamycin, have been isolated from Streptomyces chrysomallus, S. hygroscopicus subsp. ascomyceticus, and S. hygroscopicus. The latter two strains are producers of ascomycin (the ethyl ana...

journal_title：Journal of bacteriology

authors： Pahl A,Keller U

更新日期：1992-09-01 00:00:00

abstract：:Fitz-James, Philip (University of Western Ontario, London, Canada). Electron microscopy of Bacillus megaterium undergoing isolation of its nucelar bodies. J. Bacteriol. 87:1202-1210. 1964.-The various steps of treatment leading to the isolation of nuclear bodies were followed by thin-section electron microscopy. Nucle...

journal_title：Journal of bacteriology

authors： Fitz-James P

更新日期：1964-05-01 00:00:00

abstract：:The Azorhizobium nifA promoter (PnifA) is positively regulated by two physiological signal transduction pathways, NtrBC, which signals anabolic N status, and FixLJK, which signals prevailing O2 status. Yet, PnifA response (gene product per unit time) to these two activating signals together is more than twice that of ...

journal_title：Journal of bacteriology

authors： Loroch AI,Nguyen BG,Ludwig RA

更新日期：1995-12-01 00:00:00

abstract：:Acidic hot springs are colonized by a diversity of hyperthermophilic organisms requiring extremes of temperature and pH for growth. To clarify how carbohydrates are consumed in such locations, the structural gene (malA) encoding the major soluble alpha-glucosidase (maltase) and flanking sequences from Sulfolobus solfa...

journal_title：Journal of bacteriology

authors： Rolfsmeier M,Haseltine C,Bini E,Clark A,Blum P

更新日期：1998-03-01 00:00:00

abstract：:Xylella fastidiosa is a xylem-limited nonflagellated bacterium that causes economically important diseases of plants by developing biofilms that block xylem sap flow. How the bacterium is translocated downward in the host plant's vascular system against the direction of the transpiration stream has long been a puzzlin...

journal_title：Journal of bacteriology

authors： Meng Y,Li Y,Galvani CD,Hao G,Turner JN,Burr TJ,Hoch HC

更新日期：2005-08-01 00:00:00

abstract：:In Klebsiella pneumoniae, products of the nitrogen fixation nifLA operon regulate transcription of the other nif operons. NifA activates transcription by sigma54-holoenzyme. In vivo, NifL antagonizes the action of NifA under aerobic conditions or in the presence of combined nitrogen. In contrast to a previous report, ...

journal_title：Journal of bacteriology

authors： Schmitz RA,He L,Kustu S

更新日期：1996-08-01 00:00:00

abstract：:Tryptophan auxotrophs of the archaebacterium Haloferax volcanii define a cluster of overlapping genes homologous to eubacterial-eukaryotic trpD, -F, -E, and -G, linked in that order and each preceded by a possible ribosome binding site. Residues involved in feedback inhibition of eubacterial anthranilate synthetases a...

journal_title：Journal of bacteriology

authors： Lam WL,Logan SM,Doolittle WF

更新日期：1992-03-01 00:00:00

abstract：:The O polysaccharide of the lipopolysaccharide (O antigen) of Gram-negative bacteria often serves as a receptor for bacteriophages that can make the phage dependent on a given O-antigen type, thus supporting the concept of the adaptive significance of the O-antigen variability in bacteria. The O-antigen layer also mod...

journal_title：Journal of bacteriology

authors： Knirel YA,Prokhorov NS,Shashkov AS,Ovchinnikova OG,Zdorovenko EL,Liu B,Kostryukova ES,Larin AK,Golomidova AK,Letarov AV

更新日期：2015-03-01 00:00:00

abstract：:Cells of the osmotolerant yeast Saccharomyces rouxii were transformed to protoplasts in good yield (85%) by digesting cell walls with snail-gut enzyme in the presence of 10 mM dithioerythritol, 0.1 M sodium phosphate buffer (pH 6.8), and 2.0 M KCl. The requirement for 2.0 M KCl compares with that for S. bisporus var. ...

journal_title：Journal of bacteriology

authors： Arnold WN,Garrison RG

更新日期：1979-03-01 00:00:00

abstract：:The reproduction and morphogenesis of Rickettsiella chironomi, an unusual procaryotic parasite of midge larvae, was studied with electron microscopy. The morphogenic cycle was similar to that found in chlamydia and consisted of four major cell types: (i) medium-sized spherical initial bodies (ca. 1 micrometers in diam...

journal_title：Journal of bacteriology

authors： Federici BA

更新日期：1980-08-01 00:00:00

abstract：:A new mutation in Escherichia coli, designated gcvA1, that results in noninducible expression of both gcv and a gcvT-lacZ gene fusion was isolated. A plasmid carrying the wild-type gcvA gene complemented the mutation and restored glycine-inducible gcv and gcvT-lacZ gene expression. These results suggest that gcvA enco...

journal_title：Journal of bacteriology

authors： Wilson RL,Steiert PS,Stauffer GV

更新日期：1993-02-01 00:00:00

abstract：:Mutants with alterations in the structure, biosynthesis, or assembly of murein lipoprotein were selected by a procedure based on radiation suicide of wild-type organisms by [3H]arginine under conditions where the radioactive arginine was preferentially incorporated into lipoprotein. Further screening for the potential...

journal_title：Journal of bacteriology

authors： Wu HC,Lin JJ

更新日期：1976-04-01 00:00:00

abstract：:Citrate metabolism in Leuconostoc mesenteroides subspecies mesenteroides is associated with the generation of a proton motive force by a secondary mechanism (C. Marty-Teysset, C. Posthuma, J. S. Lolkema, P. Schmitt, C. Divies, and W. N. Konings, J. Bacteriol. 178:2178-2185, 1996). The pathway consists of four steps: (...

journal_title：Journal of bacteriology

authors： Marty-Teysset C,Lolkema JS,Schmitt P,Diviès C,Konings WN

更新日期：1996-11-01 00:00:00

abstract：:The endophytic diazotroph Gluconacetobacter diazotrophicus secretes a constitutively expressed levansucrase (LsdA, EC 2.4.1.10) to utilize plant sucrose. LsdA, unlike other extracellular levansucrases from gram-negative bacteria, is transported to the periplasm by a signal-peptide-dependent pathway. We identified an u...

journal_title：Journal of bacteriology

authors： Arrieta JG,Sotolongo M,Menéndez C,Alfonso D,Trujillo LE,Soto M,Ramírez R,Hernández L

更新日期：2004-08-01 00:00:00

abstract：:The predominant mode of growth of bacteria in the environment is within sessile, matrix-enclosed communities known as biofilms. Biofilms often complicate chronic and difficult-to-treat infections by protecting bacteria from the immune system, decreasing antibiotic efficacy, and dispersing planktonic cells to distant b...

journal_title：Journal of bacteriology

authors： Jackson DW,Suzuki K,Oakford L,Simecka JW,Hart ME,Romeo T

更新日期：2002-01-01 00:00:00

abstract：:Pseudomonas aeruginosa isolates from chronic lung infections often overproduce alginate, giving rise to the mucoid phenotype. Isolation of mucoid strains from chronic lung infections correlates with a poor patient outcome. The most common mutation that causes the mucoid phenotype is called mucA22 and results in a trun...

journal_title：Journal of bacteriology

authors： Cross AR,Raghuram V,Wang Z,Dey D,Goldberg JB

更新日期：2020-09-23 00:00:00

abstract：:Cells of the Escherichia coli dnaE(Ts) dnaE74 and dnaE486 mutants die after 4 h of incubation at 40 degrees C in Luria-Bertani medium. Cell death is preceded by elongation, is inhibited by chloramphenicol, tetracycline, or rifampin, and is dependent on cell density. Cells survive at 40 degrees C when they are incubate...

journal_title：Journal of bacteriology

authors： Strauss B,Kelly K,Dincman T,Ekiert D,Biesieda T,Song R

更新日期：2004-04-01 00:00:00

abstract：:Limited proteolysis of the Escherichia coli cell division inhibitor MinC reveals that its dimerization function resides in a structurally autonomous C-terminal domain. We show that cytoplasmic MinC is poised near the monomer-dimer equilibrium and propose that it only becomes entirely dimeric once recruited to the memb...

journal_title：Journal of bacteriology

authors： Szeto TH,Rowland SL,King GF

更新日期：2001-11-01 00:00:00