Altered induction of the adaptive response to alkylation damage in Escherichia coli recF mutants.

abstract：:The secondary metabolite hydrogen cyanide (HCN) is produced by Pseudomonas fluorescens from glycine, essentially under microaerophilic conditions. The genetic basis of HCN synthesis in P. fluorescens CHA0 was investigated. The contiguous structural genes hcnABC encoding HCN synthase were expressed from the T7 promoter...

journal_title：Journal of bacteriology

authors： Laville J,Blumer C,Von Schroetter C,Gaia V,Défago G,Keel C,Haas D

更新日期：1998-06-01 00:00:00

abstract：:Cell wall turnover was examined in parent and mutant strains of Staphylococcus aureus. Peptidoglycan and teichoic acid were observed to undergo turnover in the wild-type strain during exponential growth; however, the rate of turnover did not decrease when the growth rate slowed, as the culture entered stationary phase...

journal_title：Journal of bacteriology

authors： Wong W,Chatterjee AN,Young FE

更新日期：1978-05-01 00:00:00

abstract：:Quie, Paul G. (University of Minnesota, Minneapolis) and Lewis W. Wannamaker. Staphylococcal Muller phenomenon: relationship to the plasminogen-plasmin system. J. Bacteriol. 82:770-783. 1961.-The staphylococcal factor that produces particulate proteolysis (Muller phenomenon) in whole blood or hemoglobinserum agar plat...

journal_title：Journal of bacteriology

authors： QUIE PG,WANNAMAKER LW

更新日期：1961-11-01 00:00:00

abstract：:Through hybridization of available probes, we have added nine genes to the macrorestriction map of the Haloferax mediterranei chromosome and five genes to the contig map of Haloferax volcanii. Additionally, we hybridized 17 of the mapped cosmid clones from H. volcanii to the H. mediterranei genome. The resulting 35-po...

journal_title：Journal of bacteriology

authors： López-García P,St Jean A,Amils R,Charlebois RL

更新日期：1995-03-01 00:00:00

abstract：:Mechanisms of Li+ stimulation of proline transport were studied in cells of Escherichia coli 7 and NR70, a mutant of strain 7 lacking adenosine triphosphatase (EC 3.6.1.3). An electrochemical potential difference of Li+ induced in an inward direction of energy-depleted cells caused a transient uptake of proline depend...

journal_title：Journal of bacteriology

authors： Kayama-Gonda Y,Kawasaki T

更新日期：1979-08-01 00:00:00

abstract：:Protein and mRNA levels of heat-labile enterotoxin (LT) of Escherichia coli are highest at 37 degrees C, and they decrease gradually as temperature is decreased. This temperature effect is eliminated in an Hns- mutant. Deletion of portions of DNA coding for the LT A subunit also results in an increase in LT expression...

journal_title：Journal of bacteriology

authors： Trachman JD,Maas WK

更新日期：1998-07-01 00:00:00

abstract：:We previously described a cell surface anionic polysaccharide (APS) in Porphyromonas gingivalis that is required for cell integrity and serum resistance. APS is a phosphorylated branched mannan that shares a common epitope with posttranslational additions to some of the Arg-gingipains. This study aimed to determine th...

journal_title：Journal of bacteriology

authors： Rangarajan M,Aduse-Opoku J,Paramonov N,Hashim A,Bostanci N,Fraser OP,Tarelli E,Curtis MA

更新日期：2008-04-01 00:00:00

abstract：:Using an oligonucleotide microarray, we searched for previously unrecognized transcription units in intergenic regions in the genome of Bacillus subtilis, with an emphasis on identifying small genes activated during spore formation. Nineteen transcription units were identified, 11 of which were shown to depend on one ...

journal_title：Journal of bacteriology

authors： Schmalisch M,Maiques E,Nikolov L,Camp AH,Chevreux B,Muffler A,Rodriguez S,Perkins J,Losick R

更新日期：2010-10-01 00:00:00

abstract：:Conditions have been established for the preparation of spheroplasts of Saccharomyces cerevisiae which are able to increase their net content of protein, ribonucleic acid (RNA), and deoxyribonucleic acid (DNA), several-fold upon incubation in a medium stabilized with 1 m sorbitol. The rate of RNA and protein synthesis...

journal_title：Journal of bacteriology

authors： Hutchison HT,Hartwell LH

更新日期：1967-11-01 00:00:00

abstract：:Thiamine pyrophosphate (TPP), the biologically active form of thiamine (also known as vitamin B1), is an essential cofactor for several important enzymes involved in carbohydrate metabolism, and therefore, it is required for all living organisms. We recently found that a thiamine-binding protein (TDE_0143) is essentia...

journal_title：Journal of bacteriology

authors： Bian J,Tu Y,Wang SM,Wang XY,Li C

更新日期：2015-04-01 00:00:00

abstract：:The Escherichia coli outer membrane protein Tsx functions as a nucleoside-specific channel and serves as the receptor for colicin K and a number of T-even-type bacteriophages, including phage T6. To identify those segments of the Tsx protein that are important for its phage receptor function, we devised a selection an...

journal_title：Journal of bacteriology

authors： Schneider H,Fsihi H,Kottwitz B,Mygind B,Bremer E

更新日期：1993-05-01 00:00:00

abstract：:During the progression of Mycoplasma hominis cultures from the early logarithmic phase to the stationary phase of growth, the total phospholipid content of the cell membranes decreased. Measurement of the amount of the various phospholipids during the growth cycle showed that a decrease in the phosphatidylglycerol (PG...

journal_title：Journal of bacteriology

authors： Rottem S,Greenberg AS

更新日期：1975-02-01 00:00:00

abstract：:A series of mutations causing alterations in ribosomal protein S21 was mapped close to dnaG, around 66.5 min on the Escherichia coli chromosomal linkage map. They cotransduced about 95% with this marker. These mutations define gene rpsU, which is very likely the structural gene for protein S21. ...

journal_title：Journal of bacteriology

authors： Dabbs ER

更新日期：1980-11-01 00:00:00

abstract：:Bap (biofilm-associated protein) is a 254-kDa staphylococcal surface protein implicated in formation of biofilms by staphylococci isolated from chronic mastitis infections. The presence of potential EF-hand motifs in the amino acid sequence of Bap prompted us to investigate the effect of calcium on the multicellular b...

journal_title：Journal of bacteriology

authors： Arrizubieta MJ,Toledo-Arana A,Amorena B,Penadés JR,Lasa I

更新日期：2004-11-01 00:00:00

abstract：:The main chain of teichoic acids can be assembled in cell-free membrane preparations by the transfer of residues from the appropriate nucleotide precursors to an incompletely characterized amphiphilic molecule, lipoteichoic acid carrier (LTC). However, in the cell wall, the main chain is attached to peptidoglycan thro...

journal_title：Journal of bacteriology

authors： McArthur HA,Hancock IC,Baddiley J

更新日期：1981-03-01 00:00:00

abstract：:Mutants of Anabaena sp. strain PCC 7120 that are incapable of sustained growth with air as the sole source of nitrogen were generated by using Tn5-derived transposons. Nitrogenase was expressed only in mutants that showed obvious morphological signs of heterocyst differentiation. Even under rigorously anaerobic condit...

journal_title：Journal of bacteriology

authors： Ernst A,Black T,Cai Y,Panoff JM,Tiwari DN,Wolk CP

更新日期：1992-10-01 00:00:00

abstract：:Kasugamycin-resistant mutants of Bacillus subtilis were isolated and classified into two groups, one of which had resistance to kasugamycin in in vitro protein synthesis and mapped in the ribosomal region. The other group had no resistance to kasugamycin in in vitro protein synthesis and had weak cross-resistance to g...

journal_title：Journal of bacteriology

authors： Tominaga A,Kobayashi Y

更新日期：1978-09-01 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：:Pseudomonas aeruginosa XMG, isolated from soil, utilizes lactate. Here we present a 6.45-Mb assembly of its genome sequence. Besides the lactate utilization mechanism of the strain, the genome sequence may also provide other useful information related to P. aeruginosa, such as identifying genes involved in virulence, ...

journal_title：Journal of bacteriology

authors： Gao C,Hu C,Ma C,Su F,Yu H,Jiang T,Dou P,Wang Y,Qin T,Lv M,Xu P

更新日期：2012-09-01 00:00:00

abstract：:When Mucor hiemalis NRRL 3103 was grown in soybean medium, only a small fraction of the proteinase produced by the organism appeared in the culture filtrate, whereas the bulk of the enzyme was bound to the mycelial surface. Optimal pH of the proteinase ranged from 3.0 to 3.5. Inclusion of sodium chloride or other ioni...

journal_title：Journal of bacteriology

authors： Wang HL

更新日期：1967-06-01 00:00:00

abstract：:Sinorhizobium meliloti can live as a soil saprophyte and can engage in a nitrogen-fixing symbiosis with plant roots. To succeed in such diverse environments, the bacteria must continually adjust gene expression. Transcriptional plasticity in eubacteria is often mediated by alternative sigma (σ) factors interacting wit...

journal_title：Journal of bacteriology

authors： Barnett MJ,Bittner AN,Toman CJ,Oke V,Long SR

更新日期：2012-09-01 00:00:00

abstract：:Irradiated L cells infected with Rickettsia tsutsugamushi were studied under the electron microscope to define the morphological growth pattern of the organism. For 2 days after inoculation, no rickettsiae were found either extra- or intracellularly; after 2 days multiple rickettsiae appeared within the host cells wit...

journal_title：Journal of bacteriology

authors： Hase T

更新日期：1983-05-01 00:00:00

abstract：:Heterocyst development was analyzed in mutants of the heterocyst-forming cyanobacterium Anabaena sp. strain PCC 7120 bearing inactivated cox2 and/or cox3 genes, encoding heterocyst-specific terminal respiratory oxidases. At the morphological level, the cox2 cox3 double mutant (strain CSAV141) was impaired in membrane ...

journal_title：Journal of bacteriology

authors： Valladares A,Maldener I,Muro-Pastor AM,Flores E,Herrero A

更新日期：2007-06-01 00:00:00

abstract：:A fusion between the pCloDF13-derived bacteriocin release protein and beta-lactamase was constructed to investigate the subcellular localization and posttranslational modification of the bacteriocin release protein in Escherichia coli. The signal sequence and 25 of the 28 amino acid residues of the mature bacteriocin ...

journal_title：Journal of bacteriology

authors： Luirink J,Watanabe T,Wu HC,Stegehuis F,de Graaf FK,Oudega B

更新日期：1987-05-01 00:00:00

abstract：:Cystic fibrosis (CF) patients chronically infected with both Pseudomonas aeruginosa and Staphylococcus aureus have worse health outcomes than patients who are monoinfected with either P. aeruginosa or S. aureus We showed previously that mucoid strains of P. aeruginosa can coexist with S. aureusin vitro due to the tran...

journal_title：Journal of bacteriology

authors： Price CE,Brown DG,Limoli DH,Phelan VV,O'Toole GA

更新日期：2020-03-26 00:00:00

abstract：:We previously showed that adsorption of bacteriophages T4 and T5 to their respective outer membrane receptors induced a partial depolarization of the cytoplasmic membrane. As these membrane potential changes were independent of phage properties, we proposed that phage adsorption triggered the emission of a signal whic...

journal_title：Journal of bacteriology

authors： Letellier L,Labedan B

更新日期：1984-03-01 00:00:00

abstract：:The lethal and mutagenic effects of various mutagens on Neisseria gonorrhoeae were investigated. Lethality studies demonstrated that N. gonorrhoeae was relatively sensitive to ethyl methanesulfonate, UV light, and methyl methanesulfonate. Although N. gonorrhoeae was readily mutated by ethyl methanesulfonate and N-meth...

journal_title：Journal of bacteriology

authors： Campbell LA,Yasbin RE

更新日期：1984-10-01 00:00:00

abstract：:We previously demonstrated that mutation of the staphylococcal accessory regulator (sarA) in a clinical isolate of Staphylococcus aureus (UAMS-1) results in an impaired capacity to form a biofilm in vitro (K. E. Beenken, J. S. Blevins, and M. S. Smeltzer, Infect. Immun. 71:4206-4211, 2003). In this report, we used a m...

journal_title：Journal of bacteriology

authors： Beenken KE,Dunman PM,McAleese F,Macapagal D,Murphy E,Projan SJ,Blevins JS,Smeltzer MS

更新日期：2004-07-01 00:00:00

abstract：:It has been reported that the accumulation of K+ by Streptococcus faecalis is mediated by a transport system which required both ATP and the proton motive force (Bakker and Harold, J. Biol. Chem. 255:433-440, 1980). My results indicate that S. faecalis has a second transport system for K+. The features of this system ...

journal_title：Journal of bacteriology

authors： Kobayashi H

更新日期：1982-05-01 00:00:00

abstract：:Antigen 43 has been identified as a unique protein complex in the outer membrane of Escherichia coli. The complex contains two different polypeptides, alpha (Mr, 60,000) and beta (Mr, 53,000), in equal stoichiometry (P. Owen, P. Caffrey, and L.-G. Josefsson, J. Bacteriol. 169:3770-3777, 1987). The alpha subunit was re...

journal_title：Journal of bacteriology

authors： Caffrey P,Owen P

更新日期：1989-07-01 00:00:00