Sequence-specific DNA uptake in transformation of Neisseria gonorrhoeae.

abstract：:Specific localization of the lysis (L) protein of bacteriophage MS2 in the cell wall of Escherichia coli was determined by immunoelectron microscopy. After induction of the cloned lysis gene, the cells were plasmolyzed, fixed, and embedded in either Epon or Lowicryl K4M. Polyclonal L-protein-specific antiserum was pur...

journal_title：Journal of bacteriology

authors： Walderich B,Höltje JV

更新日期：1989-06-01 00:00:00

abstract：:The genes involved in gluconate catabolism (gntP and gntK) in Corynebacterium glutamicum are scattered in the chromosome, and no regulatory genes are apparently associated with them, in contrast with the organization of the gnt operon in Escherichia coli and Bacillus subtilis. In C. glutamicum, gntP and gntK are essen...

journal_title：Journal of bacteriology

authors： Letek M,Valbuena N,Ramos A,Ordóñez E,Gil JA,Mateos LM

更新日期：2006-01-01 00:00:00

abstract：:The peptidoglycan from two types of filamentous cell division mutants of Agmenellum quadruplicatum strain BG1 has been compared to that of the parent organism. Small variations in the total peptidoglycan composition on a dry-weight basis were found in the mutants. The reduced level of peptidoglycan in the serpentine m...

journal_title：Journal of bacteriology

authors： Ingram LO,Van Baalen C,Fisher WD

更新日期：1972-08-01 00:00:00

abstract：:Superoxide dismutase (SOD) and catalase (CAT) levels were determined for several aerobically grown halophilic vibrios and compared with those found in aerobically grown Escherichia coli K-12. The SOD levels ranged from 25 to 103.6 U/mg of protein for the vibrios compared with 44.6 U/mg of protein for E. coli. The CAT ...

journal_title：Journal of bacteriology

authors： Daily OP,Debell RM,Joseph SW

更新日期：1978-05-01 00:00:00

abstract：:The minimum sequence of the enzymatic (A) subunit of Shiga toxin (STX) required for activity was investigated by introducing N-terminal and C-terminal deletions in the molecule. Enzymatic activity was assessed by using an in vitro translation system. A 253-amino-acid STX A polypeptide, which is recognized as the enzym...

journal_title：Journal of bacteriology

authors： Haddad JE,al-Jaufy AY,Jackson MP

更新日期：1993-08-01 00:00:00

abstract：:Dworkin, Martin (University of Minnesota, Minneapolis), and Donald J. Niederpruem. Electron transport system in vegetative cells and microcysts of Myxococcus xanthus. J. Bacteriol. 87:316-322. 1964.-Respiration by intact cells of the fruiting myxobacterium Myxococcus xanthus is cyanide-sensitive and can be demonstrate...

journal_title：Journal of bacteriology

authors： DWORKIN M,NIEDERPRUEM DJ

更新日期：1964-02-01 00:00:00

abstract：:The response of Neurospora to changes in the availibility of exogenous arginine was investigated. Upon addition of arginine to the growth medium, catabolism is initiated within minutes. This occurs prior to expansion of the arginine pool or augmentation of catabolic enzyme levels. (Basal levels are approximately 25% o...

journal_title：Journal of bacteriology

authors： Weiss RL,Davis RH

更新日期：1977-02-01 00:00:00

abstract：:We identified in Listeria monocytogenes a gene encoding a protein homologous to MecA, a regulatory protein acting with ClpC and ComK in the competence pathway of Bacillus subtilis. In L. monocytogenes, MecA is involved, along with ClpC and ClpP, in the downregulation of a 64-kDa secreted protein. In B. subtilis, the M...

journal_title：Journal of bacteriology

authors： Borezee E,Msadek T,Durant L,Berche P

更新日期：2000-10-01 00:00:00

abstract：:Isolated flagellar filaments of Sulfolobus shibatae were 15 nm in diameter, and they were composed of two major flagellins which have M(r)s of 31,000 and 33,000 and which stained positively for glycoprotein. The flagellar filaments of Thermoplasma volcanium were 12 nm in diameter and were composed of one major flagell...

journal_title：Journal of bacteriology

authors： Faguy DM,Bayley DP,Kostyukova AS,Thomas NA,Jarrell KF

更新日期：1996-02-01 00:00:00

abstract：:Passive cutaneous anaphylaxis (PCA) was produced in guinea pigs sensitized with guinea pig Coxiella burneti phase I-II antiserum and challenged with dimethylsulfoxide- or trichloroacetic acid-soluble extracts from phase I cells. The PCA reaction could not be induced by whole or mechanically disrupted phase I or phase ...

journal_title：Journal of bacteriology

authors： Peacock M,Munoz J,Tallent GL,Ormsbee RA

更新日期：1968-05-01 00:00:00

abstract：:We report the first study of tRNA modification in psychrotolerant archaea, specifically in the archaeon Methanococcoides burtonii grown at 4 and 23 degrees C. For comparison, unfractionated tRNA from the archaeal hyperthermophile Stetteria hydrogenophila cultured at 93 degrees C was examined. Analysis of modified nucl...

journal_title：Journal of bacteriology

authors： Noon KR,Guymon R,Crain PF,McCloskey JA,Thomm M,Lim J,Cavicchioli R

更新日期：2003-09-01 00:00:00

abstract：:Molybdenum (Mo) is an important trace element that is toxic at high concentrations. To resolve the mechanisms underlying Mo toxicity, Rhodobacter capsulatus mutants tolerant to high Mo concentrations were isolated by random transposon Tn5 mutagenesis. The insertion sites of six independent isolates mapped within the s...

journal_title：Journal of bacteriology

authors： Gisin J,Müller A,Pfänder Y,Leimkühler S,Narberhaus F,Masepohl B

更新日期：2010-11-01 00:00:00

abstract：:Halocin S8 is a hydrophobic microhalocin of 36 amino acids (3,580 Da) and is the first microhalocin to be described. This peptide antibiotic is unique since it is processed from inside a much larger, 33,962-Da pro-protein. Halocin S8 is quite robust, as it can be desalted, boiled, subjected to organic solvents, and st...

journal_title：Journal of bacteriology

authors： Price LB,Shand RF

更新日期：2000-09-01 00:00:00

abstract：:The complete Bacillus subtilis genome contains two genes with the potential to encode glutamate dehydrogenase (GlutDH) enzymes. Mutations in these genes were constructed and characterized. The rocG gene proved to encode a major GlutDH whose synthesis was induced in media containing arginine or ornithine or, to a lesse...

journal_title：Journal of bacteriology

authors： Belitsky BR,Sonenshein AL

更新日期：1998-12-01 00:00:00

abstract：:The carbon monoxide (CO) dehydrogenase activity band from Clostridium pasteurianum was shown to contain nickel by in situ activity staining of polyacrylamide gels. However, the majority of the nickel in cell extracts was found to electrophorese independently of CO dehydrogenase. Comparative analysis with Clostridium t...

journal_title：Journal of bacteriology

authors： Drake HL

更新日期：1982-02-01 00:00:00

abstract：:Xylella fastidiosa is a phytopathogenic bacterium that is responsible for diseases in many economically important crops. Although different strains have been studied, little is known about X. fastidiosa stress responses. One of the better characterized stress responses in bacteria is the heat shock response, which ind...

journal_title：Journal of bacteriology

authors： Koide T,Vêncio RZ,Gomes SL

更新日期：2006-08-01 00:00:00

abstract：UNLABELLED:CbrA is an atypical sensor kinase found in Pseudomonas. The autokinase domain is connected to a putative transporter of the sodium/solute symporter family (SSSF). CbrA functions together with its cognate response regulator, CbrB, and plays an important role in nutrient acquisition, including regulation of hu...

journal_title：Journal of bacteriology

authors： Zhang XX,Gauntlett JC,Oldenburg DG,Cook GM,Rainey PB

更新日期：2015-09-01 00:00:00

abstract：:In Bacillus thuringiensis, a novel N-acetylmuramoyl-L-alanine amidase gene (named cwlB) was detected, and the CwlB protein was purified and characterized. Reverse transcription-PCR (RT-PCR) results indicated that cwlB and an upstream gene (named cwlA) formed one transcriptional unit. 5' rapid amplification of cDNA end...

journal_title：Journal of bacteriology

authors： Yang J,Peng Q,Chen Z,Deng C,Shu C,Zhang J,Huang D,Song F

更新日期：2013-06-01 00:00:00

abstract：:To assess the contributions of single-strand DNases (ssDNases) to recombination in a recBCD+ background, we studied 31 strains with all combinations of null alleles of exonuclease I (delta xon), exonuclease VII (xseA), RecJ DNase (recJ), and SbcCD DNase (sbcCD) and exonuclease I mutant alleles xonA2 and sbcB15. The xs...

journal_title：Journal of bacteriology

authors： Thoms B,Borchers I,Wackernagel W

更新日期：2008-01-01 00:00:00

abstract：:The cytoskeletal proteins HMW1 and HMW2 are components of the terminal organelle of the cell wall-less bacterium Mycoplasma pneumoniae. HMW1 is required for a tapered, filamentous morphology but exhibits accelerated turnover in the absence of HMW2. Here, we report that a reciprocal dependency exists between HMW1 and H...

journal_title：Journal of bacteriology

authors： Willby MJ,Balish MF,Ross SM,Lee KK,Jordan JL,Krause DC

更新日期：2004-12-01 00:00:00

abstract：:Biofilms are structured multicellular communities of bacteria that form through a developmental process. In standing culture, undomesticated strains of Bacillus subtilis produce a floating biofilm, called a pellicle, with a distinct macroscopic architecture. Here we report on a comprehensive analysis of B. subtilis pe...

journal_title：Journal of bacteriology

authors： Kobayashi K

更新日期：2007-07-01 00:00:00

abstract：:The specificity of the growth requirement of Methanobacterium ruminantium strain M1 for a new coenzyme, 2-mercaptoethanesulfonic acid (HS--CoM), was examined. A variety of derivatives, analogs, and potential biosynthetic precursors of coenzyme M were tested; only a restricted range of thioether, thioester, and thiocar...

journal_title：Journal of bacteriology

authors： Balch WE,Wolfe RS

更新日期：1979-01-01 00:00:00

abstract：:Mutants lacking an enzyme of the oxidative branch of the hexose monophosphate shunt, 6-phosphogluconolactonase (pgl), have been selected as a new class of glucose-negative derivatives of a phosphoglucose isomerase (pgi) mutant. Glucose negativity is not as complete as in mutants lacking phosphoglucose isomerase and gl...

journal_title：Journal of bacteriology

authors： Kupor SR,Fraenkel DG

更新日期：1969-12-01 00:00:00

abstract：:The temperate phage TPW22, induced from Lactococcus lactis subsp. cremoris W22, and the evolutionarily interesting integrase of this phage were characterized. Phage TPW22 was propagated lytically on L. lactis subsp. cremoris 3107, which could also be lysogenized by site-specific integration. The attachment site (attP)...

journal_title：Journal of bacteriology

authors： Petersen A,Josephsen J,Johnsen MG

更新日期：1999-11-01 00:00:00

abstract：:Pseudomonas syringae pv. tabaci 6605 possesses a genetic region involved in flagellin glycosylation. This region is composed of three open reading frames: orf1, orf2, and orf3. Our previous study revealed that orf1 and orf2 encode glycosyltransferases; on the other hand, orf3 has no role in posttranslational modificat...

journal_title：Journal of bacteriology

authors： Taguchi F,Ogawa Y,Takeuchi K,Suzuki T,Toyoda K,Shiraishi T,Ichinose Y

更新日期：2006-12-01 00:00:00

abstract：:We showed previously that the outer membrane of the Escherichia coli cell envelope normally contains about 200 to 250 B12 receptors, and that these receptors function both in B12 transport and as receptors for the E colicins. This paper shows that this receptor system is also shared with bacteriophage BF23. A strong p...

journal_title：Journal of bacteriology

authors： Bradbeer C,Woodrow ML,Khalifah LI

更新日期：1976-03-01 00:00:00

abstract：:The structure of sheathed flagella from Bdellovibrio bacteriovorus was investigated. The first three periods of these flagella were characterized by progressively smaller wavelengths and amplitudes in periods more distal to the cell. The damped appearance was due to a single nonrandom transition between two helical st...

journal_title：Journal of bacteriology

authors： Thomashow LS,Rittenberg SC

更新日期：1985-09-01 00:00:00

abstract：:When Azotobacter vinelandii was derepressed for nitrogenase synthesis in a N-free medium containing tungstate instead of molybdate, an inactive component I was synthesized. Although this inactive component I could be activated in vivo upon addition of molybdate to the medium, it could not be activated in vitro when mo...

journal_title：Journal of bacteriology

authors： Nagatani HH,Shah VK,Brill WJ

更新日期：1974-11-01 00:00:00

abstract：:The yeast-phase cell cycle of Wangiella dermatitidis was studied using flow microfluorimetry and the deoxyribonucleic acid (DNA) synthesis inhibitor hydroxyurea (HU). Exposure of exponential-phase yeastlike cells to 0.1 M HU for 3 to 6 h resulted in the arrest of the cells in DNA synthesis and produced a nearly homoge...

journal_title：Journal of bacteriology

authors： Roberts RL,Szaniszlo PJ

更新日期：1980-11-01 00:00:00

abstract：:Wild-type Escherichia coli cells are unable to grow on beta-glucosides. Spontaneous mutants arise, however, which are able to utilize certain aromatic beta-glucosides such as salicin or arbutin as carbon sources, revealing the presence of a cryptic operon called bgl. Mutations activating the operon map within (or clos...

journal_title：Journal of bacteriology

authors： Schnetz K,Toloczyki C,Rak B

更新日期：1987-06-01 00:00:00