Formation of bacterial flagella. I. Demonstration of a functional flagellin pool in spirillum serpens and bacillus subtilis.

abstract：:The growth of tubercle bacilli in serum samples of untreated animals depends upon the availability of ionic iron which serves as a growth factor in supporting bacillary multiplication. The amount of available iron in serum is determined by the ratio between iron-saturated and iron-free transferrin; a low value for the...

journal_title：Journal of bacteriology

authors： Kochan I,Golden CA,Bukovic JA

更新日期：1969-10-01 00:00:00

abstract：:Bishop, D. G. (University of Sydney, Sydney, Australia), and J. L. Still. Fatty acid metabolism in Serratia marcescens. J. Bacteriol. 82:370-375. 1961.-A study has been made of the oxidation of saturated fatty acids containing between two and 18 carbon atoms by whole cells of the bacterium, Serratia marcescens. This o...

journal_title：Journal of bacteriology

authors： Bishop DG,Still JL

更新日期：1961-09-01 00:00:00

abstract：:An increase in the apparent molecular weight of the principal outer membrane protein (POMP) of Neisseria gonorrhoeae is associated with introduction of the penB2 genetic marker, which results in low-level, relatively nonspecific antibiotic resistance. Limited proteolysis of the two forms of POMP showed that they had f...

journal_title：Journal of bacteriology

authors： Cannon JG,Klapper DG,Blackman EY,Sparling PF

更新日期：1980-08-01 00:00:00

abstract：:The brucellae are the etiological agents of brucellosis, a worldwide-distributed zoonosis. These bacteria are facultative intracellular parasites and thus are able to adjust their metabolism to the extra- and intracellular environments encountered during an infectious cycle. However, this aspect of Brucella biology is...

journal_title：Journal of bacteriology

authors： Zúñiga-Ripa A,Barbier T,Conde-Álvarez R,Martínez-Gómez E,Palacios-Chaves L,Gil-Ramírez Y,Grilló MJ,Letesson JJ,Iriarte M,Moriyón I

更新日期：2014-08-15 00:00:00

abstract：:The mutant sigA allele of Bacillus subtilis DB1005 was confirmed to be temperature sensitive (ts) and transferable among strains of B. subtilis by chromosomal transformation and gene conversion. This ts sigA allele had a pleiotropic effect on gene expression of DB1005. The induction of certain heat shock proteins in D...

journal_title：Journal of bacteriology

authors： Chang BY,Chen KY,Wen YD,Liao CT

更新日期：1994-06-01 00:00:00

abstract：:Growth of Agrobacterium tumefaciens on d-glucuronic acid (GlcUA) or d-galacturonic acid (GalUA) induces formation of hexuronic acid dehydrogenase [d-aldohexuronic acid: nicotinamide adenine dinucleotide (NAD) oxidoreductase]. The dehydrogenase, which irreversibly converts GlcUA or GalUA to the corresponding hexaric ac...

journal_title：Journal of bacteriology

authors： Chang YF,Feingold DS

更新日期：1969-09-01 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：:Repaske, Roy (National Institute of Allergy and Infectious Diseases, Bethesda, Md.). Nutritional requirements for Hydrogenomonas eutropha. J. Bacteriol. 83: 418-422. 1962.-A simple apparatus for the autotrophic cultivation of Hydrogenomonas eutropha in 100-ml shake cultures is described. Nitrogen, in the form of ammon...

journal_title：Journal of bacteriology

authors： REPASKE R

更新日期：1962-02-01 00:00:00

abstract：:Studies of biosynthetic pathways with purines as substrates showed that Methanococcus vannielii was capable of degrading xanthine to an extent that several of the carbon atoms were converted to CO2. Experiments to determine whether this catabolic activity could satisfy the entire nitrogen requirement for growth of M. ...

journal_title：Journal of bacteriology

authors： DeMoll E,Tsai L

更新日期：1986-08-01 00:00:00

abstract：:The SecYEG heterotrimeric membrane protein complex functions as a channel for protein translocation across the Escherichia coli cytoplasmic membrane. SecY is the central subunit of the SecYEG complex and contains 10 transmembrane segments (TM1 to TM10). Previous mutation studies suggested that TM3 and TM4 are particul...

journal_title：Journal of bacteriology

authors： Mori H,Shimokawa N,Satoh Y,Ito K

更新日期：2004-06-01 00:00:00

abstract：:Host range mutants of phage T1 (T1h), which productively infected tonB mutants of Escherichia coli, were isolated. The phage mutants were inactivated by isolated outer membranes of E. coli in contrast to the wild-type phage, which only adsorbed reversibly. For the infection process, the tonB function is apparently onl...

journal_title：Journal of bacteriology

authors： Hantke K,Braun V

更新日期：1978-07-01 00:00:00

abstract：:In Escherichia coli, the additon of ethanol resulted in the synthesis of an increased proportion of phospholipids containing two unsaturated fatty acids. The addition of hexanol resulted in the opposite effect, an increase in the proportion of monounsaturated molecular species. The alcohol-induced changes were quantit...

journal_title：Journal of bacteriology

authors： Berger B,Carty CE,Ingram LO

更新日期：1980-06-01 00:00:00

abstract：:Genome sequencing revealed that all six chlamydiae genomes contain three groEL-like genes (groEL1, groEL2, and groEL3). Phylogenetic analysis of groEL1, groEL2, and groEL3 indicates that these genes are likely to have been present in chlamydiae since the beginning of the lineage. Comparison of deduced amino acid seque...

journal_title：Journal of bacteriology

authors： Karunakaran KP,Noguchi Y,Read TD,Cherkasov A,Kwee J,Shen C,Nelson CC,Brunham RC

更新日期：2003-03-01 00:00:00

abstract：:The lining of the maltodextrin-specific maltoporin (LamB) channel exhibits a string of aromatic residues, the greasy slide, part of which has been shown previously by crystallography to be involved in substrate binding. To probe the functional role of the greasy slide, alanine scanning mutagenesis has been performed o...

journal_title：Journal of bacteriology

authors： Van Gelder P,Dumas F,Bartoldus I,Saint N,Prilipov A,Winterhalter M,Wang Y,Philippsen A,Rosenbusch JP,Schirmer T

更新日期：2002-06-01 00:00:00

abstract：:Our whole-genome microarray studies of Neisseria meningitidis MC58 previously identified a set of 153 genes whose transcription was activated during growth in iron. In this study, Fur-mediated regulation of the iron-activated nspA gene was confirmed, whereas iron-activated regulation of the secY gene was demonstrated ...

journal_title：Journal of bacteriology

authors： Shaik YB,Grogan S,Davey M,Sebastian S,Goswami S,Szmigielski B,Genco CA

更新日期：2007-01-01 00:00:00

abstract：:The uhp locus of Escherichia coli contains genes for the sugar phosphate transport system (uhpT) and the regulatory system which allows its induction by external glucose 6-phosphate (uhpRA). The uhp region was cloned onto high-copy-number plasmids, both from Uhp(+) plasmids of the Clarke-Carbon collection and from gen...

journal_title：Journal of bacteriology

authors： Shattuck-Eidens DM,Kadner RJ

更新日期：1983-09-01 00:00:00

abstract：:The nylon oligomer (6-aminohexanoic acid cyclic dimer) degradation genes on plasmid pOAD2 of Flavobacterium sp. KI72 were cloned into Escherichia coli vector pBR322. The locus of one of the genes, the structural gene of 6-aminohexanoic acid linear oligomer hydrolase, was determined by constructing various deletion pla...

journal_title：Journal of bacteriology

authors： Negoro S,Taniguchi T,Kanaoka M,Kimura H,Okada H

更新日期：1983-07-01 00:00:00

abstract：:Western (immunoblot) analysis using Escherichia coli anti-RecA antiserum revealed that expression of the RecA protein of Pseudomonas aeruginosa PAO is induced upon exposure of the bacterium to UV irradiation or norfloxacin, a quinolone related to nalidixic acid. ...

journal_title：Journal of bacteriology

authors： Miller RV,Kokjohn TA

更新日期：1988-05-01 00:00:00

abstract：:Cells of Ureaplasma urealyticum that were prepared by a ruthenium red technique demonstrated an extramembranous layer of polyanions of about 15 to 30 nm in width. Application of the concanavalin A-iron dextran strain indicated that the outer surface of this layer contained glucosyl-like residues. ...

journal_title：Journal of bacteriology

authors： Robertson J,Smook E

更新日期：1976-11-01 00:00:00

abstract：:Streptococcus pyogenes, or group A Streptococcus (GAS), is both a pathogen and an asymptomatic colonizer of human hosts and produces a large number of surface-expressed and secreted factors that contribute to a variety of infection outcomes. The GAS-secreted cysteine protease SpeB has been well studied for its effects...

journal_title：Journal of bacteriology

authors： Carothers KE,Liang Z,Mayfield J,Donahue DL,Lee M,Boggess B,Ploplis VA,Castellino FJ,Lee SW

更新日期：2020-05-11 00:00:00

abstract：:The porin composition of the Escherichia coli cell envelope was analyzed during growth at different external pHs (pHo) as a function of the acetyl phosphate (AcP) level (DeltaackA pta or ackA mutant, pyruvate or glucose as the carbon source) in the presence or absence of EnvZ. Our results indicate that the AcP level i...

journal_title：Journal of bacteriology

authors： Heyde M,Laloi P,Portalier R

更新日期：2000-01-01 00:00:00

abstract：:Movement over an agar surface via swarming motility is subject to formidable challenges not encountered during swimming. Bacteria display a great deal of flexibility in coping with these challenges, which include attracting water to the surface, overcoming frictional forces, and reducing surface tension. Bacteria that...

journal_title：Journal of bacteriology

authors： Partridge JD,Harshey RM

更新日期：2013-03-01 00:00:00

abstract：:Three polynucleotide phosphorylase mutations, isolated in heavily mutagenized Escherichia coli strains Q7, Q13, and Q27, were characterized after their transfer by P1 transduction to nearly isogenic strains which lack ribonuclease I. Each strain has a different altered form of polynucleotide phosphorylase. One enzyme ...

journal_title：Journal of bacteriology

authors： Reiner AM

更新日期：1969-03-01 00:00:00

abstract：:Welker, N. E. (University of Illinois, Urbana), and L. Leon Campbell. Biochemical changes in lysogenic Bacillus stearothermophilus after bacteriophage induction. J. Bacteriol. 90:1129-1137. 1965.-Cultures of Bacillus stearothermophilus 1503-4R (TP-1) continued to grow at an unaltered rate after induction with mitomyci...

journal_title：Journal of bacteriology

authors： Welker NE,Campbell LL

更新日期：1965-10-01 00:00:00

abstract：:Micrococcus sp. strain 12B was isolated by enriching for growth with dibutylphthalate as the sole carbon and energy source. A pathway for the metabolism of dibutylphthalate and phthalate by micrococcus sp. strain 12B is proposed: dibutylphthalate leads to monobutylphthalate leads to phthalate leads to 3,4-dihydro-3,4-...

journal_title：Journal of bacteriology

authors： Eaton RW,Ribbons DW

更新日期：1982-07-01 00:00:00

abstract：:Chemotactic transducer proteins of Escherichia coli contain four or five methyl-accepting glutamates that are crucial for sensory adaptation and gradient sensing. Two residues arise from posttranslational deamidation of glutamines to yield methyl-accepting glutamates. We addressed the significance of this arrangement ...

journal_title：Journal of bacteriology

authors： Park C,Dutton DP,Hazelbauer GL

更新日期：1990-12-01 00:00:00

abstract：:Using PCR to create a probe based on conserved region 2 of sigma factors, we have cloned the sigA gene coding for the major sigma factor of Rhizobium meliloti. The 684-residue protein encoded by the sigA gene was expressed in vitro in coupled transcription-translation experiments with R. meliloti extracts and migrated...

journal_title：Journal of bacteriology

authors： Rushing BG,Long SR

更新日期：1995-12-01 00:00:00

abstract：:A genetic element integrating site specifically into a prokaryotic gene usually carries a copy of the 3' portion of that gene that restores the active gene even as the original is disrupted. A cryptic element in Mesorhizobium loti instead carries a copy of the 5' end of the tRNA gene into which it integrated. This has...

journal_title：Journal of bacteriology

authors： Zhao S,Williams KP

更新日期：2002-02-01 00:00:00

abstract：:Formate dehydrogenase has traditionally been assumed to play an essential role in energy generation during growth on C(1) compounds. However, this assumption has not yet been experimentally tested in methylotrophic bacteria. In this study, a whole-genome analysis approach was used to identify three different formate d...

journal_title：Journal of bacteriology

authors： Chistoserdova L,Laukel M,Portais JC,Vorholt JA,Lidstrom ME

更新日期：2004-01-01 00:00:00

abstract：:Thiobacillus denitrificans was grown anaerobically with nitrate as an acceptor in both sterile and nonsterile media. Ribulose diphosphate carboxylase was stable throughout the exponential growth phase and declined slowly only after cells reached the stationary phase. Reversible inactivation of the carboxylase occurred...

journal_title：Journal of bacteriology

authors： McFadden BA,Denend AR

更新日期：1972-05-01 00:00:00