EFFECT OF SALMONELLA GALLINARUM ON CERTAIN KREBS CYCLE INTERMEDIATES OF DOMESTIC FOWL.

abstract：:Unsaturated fatty acid (ufa) auxotrophs of Neurospora crassa were obtained by treatment of conidia with N-methyl-N'-nitro-N-nitrosoguanidine followed by isolation on media containing polyunsaturated fatty acids suspended in Tergitol NP-40. The 24 mutants for which reisolates were obtained from crosses with wild type w...

journal_title：Journal of bacteriology

authors： Scott WA

更新日期：1977-06-01 00:00:00

abstract：:A genomic library containing HindIII partial digests of Rhodopseudomonas sphaeroides HR DNA was constructed in the broad-host-range cosmid cloning vector pVK102. With a portion of this library as donor in complementation studies with the ribulose 1,5-bisphosphate carboxylase-oxygenase regulatory mutant R. sphaeroides ...

journal_title：Journal of bacteriology

authors： Weaver KE,Tabita FR

更新日期：1985-10-01 00:00:00

abstract：:We have used Tn917lacZ to mutagenize the Bacillus subtilis chromosome and have isolated mutants that are defective in chemotaxis and motility. Mapping of the transposon inserts identified two new loci. Mutations in one of these loci generated mutants that had paralyzed flagella. Accordingly, we designate this a mot lo...

journal_title：Journal of bacteriology

authors： Zuberi AR,Ying CW,Parker HM,Ordal GW

更新日期：1990-12-01 00:00:00

abstract：:The arginine biosynthetic precursors, ornithine, citrulline, and argininosuccinate, inhibit arginyl-transfer ribonucleic acid (tRNA) synthetase (EC 6.1.1.13, arginine: soluble RNA ligase, adenosine monophosphate) activity in the in vitro attachment assay system. Ornithine is the most potent, argininosuccinate is next,...

journal_title：Journal of bacteriology

authors： Yem DW,Williams LS

更新日期：1971-08-01 00:00:00

abstract：:To identify the genes in coliphage 186 that are required for lysogeny, we isolated clear-plaque mutants. Complementation studies and DNA sequencing identified two genes, the cI gene for the immunity maintenance repressor and the cII gene, which is required only for the establishment of lysogeny. One mutant carried a c...

journal_title：Journal of bacteriology

authors： Lamont I,Richardson H,Carter DR,Egan JB

更新日期：1993-08-01 00:00:00

abstract：:MukBEF is a bacterial SMC (structural maintenance of chromosome) complex required for chromosome partitioning in Escherichia coli. We report that overproduction of MukBEF results in marked chromosome condensation. This condensation is rapid and precedes the effects of overproduction on macromolecular synthesis. Conden...

journal_title：Journal of bacteriology

authors： Wang Q,Mordukhova EA,Edwards AL,Rybenkov VV

更新日期：2006-06-01 00:00:00

abstract：:A shotgun cloning of Bacillus subtilis DNA into pBR322 yielded a 2-kb fragment that suppresses the cold-sensitive defect of the nusA10(Cs) Escherichia coli mutant. The responsible gene encodes an open reading frame that is greater than 50% identical at the amino acid level to the E. coli rph gene, which was formerly c...

journal_title：Journal of bacteriology

authors： Craven MG,Henner DJ,Alessi D,Schauer AT,Ost KA,Deutscher MP,Friedman DI

更新日期：1992-07-01 00:00:00

abstract：:Among strains of Haemophilus influenzae, the ability to catabolize tryptophan (as detected by indole production) varies and is correlated with pathogenicity. Tryptophan catabolism is widespread (70 to 75%) among harmless respiratory isolates but is nearly universal (94 to 100%) among strains causing serious disease, i...

journal_title：Journal of bacteriology

authors： Martin K,Morlin G,Smith A,Nordyke A,Eisenstark A,Golomb M

更新日期：1998-01-01 00:00:00

abstract：:A 3.6-kb EcoRI fragment containing the ntrA gene of Agrobacterium tumefaciens was cloned by using the homologous ntrA gene of Rhizobium meliloti as a probe. Construction of an ntrA mutant of A. tumefaciens by site-directed insertional mutagenesis demonstrated the requirement of the ntrA gene for nitrate utilization an...

journal_title：Journal of bacteriology

authors： Wu ZL,Charles TC,Wang H,Nester EW

更新日期：1992-04-01 00:00:00

abstract：:Considerable amounts of immunoglobulin G (IgG) antibody appeared in hyperimmune rabbit serum at a late period during a course of immunization with several injections of Shigella flexneri O antigens. High yields of IgG antibody possessing homogenous specificity could be fractionated from crude gamma-globulin solution o...

journal_title：Journal of bacteriology

authors： Fukazawa Y,Shinoda T,Tsuchiya T

更新日期：1969-06-01 00:00:00

abstract：:Two novel insertion sequences, IS1312 and IS1313, were found in pTiBo542, the Ti plasmid of Agrobacterium tumefaciens strains Bo542 and A281. Nucleotide sequencing and Southern hybridization revealed that IS1312 and IS1313 are homologous to Rhizobium meliloti ISRm1 and ISRm2, respectively. IS1312, ISRm1, and another A...

journal_title：Journal of bacteriology

authors： Deng W,Gordon MP,Nester EW

更新日期：1995-05-01 00:00:00

abstract：:Deoxyribonucleic acid (DNA), pulse labeled after ultraviolet irradiation of excision-defective mutants of Haemophilus influenzae, is of lower single strand molecular weight than that of unirradiated cells but approaches the size of DNA from unirradiated cells upon further incubation in growth medium. This gap-filling ...

journal_title：Journal of bacteriology

authors： Small GD

更新日期：1975-10-01 00:00:00

abstract：:Proteus mirabilis is a dimorphic bacterium which exists in liquid cultures as a 1.5- to 2.0-microns motile swimmer cell possessing 6 to 10 peritrichous flagella. When swimmer cells are placed on a surface, they differentiate by a combination of events that ultimately produce a swarmer cell. Unlike the swimmer cell, th...

journal_title：Journal of bacteriology

authors： Belas R,Erskine D,Flaherty D

更新日期：1991-10-01 00:00:00

abstract：:CooA is a heme-containing transcriptional activator that enables Rhodospirillum rubrum to sense and grow on CO as a sole energy source. We have identified a number of CooA homologs through database searches, expressed these heterologously in Escherichia coli, and monitored their ability to respond to CO in vivo. Furth...

journal_title：Journal of bacteriology

authors： Youn H,Kerby RL,Conrad M,Roberts GP

更新日期：2004-03-01 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：:The first alkaline phosphatase (APase) structural gene mutant of Bacillus subtilis 168 was constructed by using a clone identified by hybridization to a synthetic degenerative oligonucleotide. The design of the probe was based on the first 29 amino acids of the sequenced mature APase III protein, which had been isolat...

journal_title：Journal of bacteriology

authors： Bookstein C,Edwards CW,Kapp NV,Hulett FM

更新日期：1990-07-01 00:00:00

abstract：:Three spontaneous derivatives of Streptococcus faecium ATCC 9790, originally isolated as conditionally Triton X-100 detergent-resistant at 25 degrees C, displayed normal penicillin-induced rates of lysis at 37 degrees C but substantially reduced rates of lysis and killing at 25 degrees C. The addition of exogenous uns...

journal_title：Journal of bacteriology

authors： Pucci MJ,Daneo-Moore L

更新日期：1984-08-01 00:00:00

abstract：:Intact cells of Bacillus stearothermophilus PV72 revealed, after conventional thin-sectioning procedures, the typical cell wall profile of S-layer-carrying gram-positive eubacteria consisting of a ca. 10-nm-thick peptidoglycan-containing layer and a ca. 10-nm-thick S layer. Cell wall preparations obtained by breaking ...

journal_title：Journal of bacteriology

authors： Breitwieser A,Gruber K,Sleytr UB

更新日期：1992-12-01 00:00:00

abstract：:Environmental iron concentrations coordinately regulate transcription of genes involved in iron acquisition and virulence via the ferric uptake regulation (fur) system. We identified and sequenced the fur gene and flanking regions of three Bartonella species. The most notable difference between Bartonella Fur and othe...

journal_title：Journal of bacteriology

authors： Park SY,Kelminson KL,Lee AK,Zhang P,Warner RE,Rehkopf DH,Calderwood SB,Koehler JE

更新日期：2001-10-01 00:00:00

abstract：:mRNA levels from the bop (bacterio-opsin), brp (bacterio-opsin-related protein), and bat (bacterio-opsin activator) genes in wild-type Halobacterium halobium and two bacteriorhodopsin-overproducing mutants (ET1001 and II-7) were quantitated under conditions in which oxygen levels were steadily depleted and then cultur...

journal_title：Journal of bacteriology

authors： Shand RF,Betlach MC

更新日期：1994-03-01 00:00:00

abstract：:Most mutations in the yajC-secDF operon identified via genetic screens confer a cold-sensitive growth phenotype. Here we report that two of these mutations confer this cold-sensitive phenotype by inactivating the SecDF-YajC complex in protein translocation. ...

journal_title：Journal of bacteriology

authors： Nouwen N,Driessen AJ

更新日期：2005-10-01 00:00:00

abstract：:The type IV pili of plasmid R64 belonging to the type IVB group are required only for liquid mating. They consist of the major and minor components PilS pilin and PilV adhesin, respectively. PilS pilin is first synthesized as a 22-kDa prepilin from the pilS gene and is then processed to a 19-kDa mature pilin by PilU p...

journal_title：Journal of bacteriology

authors： Shimoda E,Muto T,Horiuchi T,Furuya N,Komano T

更新日期：2008-02-01 00:00:00

abstract：:Bacteriophage N4 middle genes are transcribed by a phage-coded, heterodimeric, rifampin-resistant RNA polymerase, N4 RNA polymerase II (N4 RNAPII). Sequencing and transcriptional analysis revealed that the genes encoding the two subunits comprising N4 RNAPII are translated from a common transcript initiating at the N4...

journal_title：Journal of bacteriology

authors： Willis SH,Kazmierczak KM,Carter RH,Rothman-Denes LB

更新日期：2002-09-01 00:00:00

abstract：:A sucrose-inducible alpha-glucosidase activity that hydrolyzes sucrose in Candida albicans has been demonstrated previously. The enzyme is assayable in whole cells and was inhibited by both sucrose and maltose. A C. albicans gene (CASUC1) that affects sucrose utilization and alpha-glucosidase activity was cloned by ex...

journal_title：Journal of bacteriology

authors： Kelly R,Kwon-Chung KJ

更新日期：1992-01-01 00:00:00

abstract：:Secretion vectors based on the genes from Bacillus amyloliquefaciens P for alkaline protease (aprBamP) and neutral protease (nprBamP) were constructed. With both aprBamP and nprBamP, a unique restriction site was introduced 3' of the predicted signal coding region by using the technique of oligonucleotide-directed mut...

journal_title：Journal of bacteriology

authors： Vasantha N,Thompson LD

更新日期：1986-03-01 00:00:00

abstract：:The transforming activity of fractionated complementary strands of Diplococcus pneumoniae deoxyribonucleic acid (DNA) bands at the position of fully denatured DNA in CsCl at pH 11.0, and is completely (> 99.8%) destroyed by digestion with exonuclease-I. These results prove that pure single strands transform the normal...

journal_title：Journal of bacteriology

authors： Miao R,Guild WR

更新日期：1970-02-01 00:00:00

abstract：:Sulfolobus sulfataricus ATCC 35091, Haloferax volcanii, and Methanosarcina thermophila TM-1, representing the Euryarchaeota and Crenarchaeota subdomains of the Archaea, contain proteins which are phosphorylated on tyrosine. These data raise fundamental questions as to the origin and evolution of tyrosine phosphorylati...

journal_title：Journal of bacteriology

authors： Smith SC,Kennelly PJ,Potts M

更新日期：1997-04-01 00:00:00

abstract：:The suf operon is composed of four genes (sufB, sufC, sufD, and sufS) and is highly conserved in the genomes of cyanobacteria. Open reading frame sll0088 in Synechocystis sp. strain PCC 6803 is located near the 5' end of the suf operon but is transcribed in the direction opposite that of the suf operon. We previously ...

journal_title：Journal of bacteriology

authors： Wang T,Shen G,Balasubramanian R,McIntosh L,Bryant DA,Golbeck JH

更新日期：2004-02-01 00:00:00

abstract：:The sensitivity of Streptococcus faecalis (ATTC 8043) to S. zymogenes X-14 bacteriocin depends greatly on its physiological age. Sensitivity decreases from the mid-log phase on and is completely lost in the stationary phase. The sensitivity of erythrocytes to the hemolytic capacity of the bacteriocin showed considerab...

journal_title：Journal of bacteriology

authors： Basinger SF,Jackson RW

更新日期：1968-12-01 00:00:00

abstract：:The BacA protein is essential for the long-term survival of Sinorhizobium meliloti and Brucella abortus within acidic compartments in plant and animal cells, respectively. Since both the S. meliloti and B. abortus bacA mutants have an increased resistance to bleomycin, it was hypothesized that BacA was a transporter o...

journal_title：Journal of bacteriology

authors： Ferguson GP,Roop RM 2nd,Walker GC

更新日期：2002-10-01 00:00:00