The mRNA for an inducible chloramphenicol acetyltransferase gene is cleaved into discrete fragments in Bacillus subtilis.

abstract：:Biochemical and immunological experiments have suggested that the Escherichia coli enzyme p-aminobenzoate synthetase and anthranilate synthetase are structurally related. Both enzymes are composed of two nonidentical subunits. Anthranilate synthetase is composed of proteins encoded by the genes trp(G)D and trpE, where...

journal_title：Journal of bacteriology

authors： Goncharoff P,Nichols BP

更新日期：1984-07-01 00:00:00

abstract：:Genomics research provides an unprecedented opportunity for us to probe into the pathogenicity and evolution of the world's most deadly pathogenic bacterium, Yersinia pestis, in minute detail. In our present work, extensive microarray analysis in conjunction with PCR validation revealed that there are considerable gen...

journal_title：Journal of bacteriology

authors： Zhou D,Han Y,Song Y,Tong Z,Wang J,Guo Z,Pei D,Pang X,Zhai J,Li M,Cui B,Qi Z,Jin L,Dai R,Du Z,Bao J,Zhang X,Yu J,Wang J,Huang P,Yang R

更新日期：2004-08-01 00:00:00

abstract：:In Aerobacter aerogenes, the mutational event permitting the utilization of d-arabinose as a source of carbon and energy is a regulatory mutation resulting in the constitutive synthesis of certain enzymes of the l-fucose catabolic pathway. l-Fucose isomerase catalyzes the isomerization of d-arabinose to d-ribulose. Th...

journal_title：Journal of bacteriology

authors： Oliver EJ,Mortlock RP

更新日期：1971-10-01 00:00:00

abstract：:The glnA mRNA, encoding glutamine synthetase, is differentially accumulated in the cyanobacterium Synechococcus sp. strain PCC 7942 in media containing different nitrogen sources. With the different nitrogen compounds, transcription of glnA initiated at a single site located -146 nucleotides upstream of the translatio...

journal_title：Journal of bacteriology

authors： Cohen-Kupiec R,Gurevitz M,Zilberstein A

更新日期：1993-12-01 00:00:00

abstract：:A method consisting of sodium dodecyl sulfate-polyacrylamide gel electrophoresis and subsequent detection of endoglucanases by blotting with a polyclonal antibody against endoglucanase I was used to investigate the effect of induction and carbon catabolite derepression on the synthesis of multiple forms of endoglucana...

journal_title：Journal of bacteriology

authors： Messner R,Gruber F,Kubicek CP

更新日期：1988-08-01 00:00:00

abstract：:Rhizobium japonicum 122 DES bacteroids from soybean nodules possess an active H(2)-oxidizing system that recycles all of the H(2) lost through nitrogenase-dependent H(2) evolution. The addition of 72 muM H(2) to suspensions of bacteroids increased O(2) uptake 300% and the rate of C(2)H(2) reduction 300 to 500%. The op...

journal_title：Journal of bacteriology

authors： Emerich DW,Ruiz-Argüeso T,Ching TM,Evans HJ

更新日期：1979-01-01 00:00:00

abstract：:A coordinated response to a complex and dynamic environment requires an organism to simultaneously monitor and interpret multiple signaling cues. In bacteria and some eukaryotes, environmental responses depend on the histidine autokinases (HKs). For example, VirA, a large integral membrane HK from Agrobacterium tumefa...

journal_title：Journal of bacteriology

authors： Gao R,Lynn DG

更新日期：2007-08-01 00:00:00

abstract：:The manganese-containing isozyme of superoxide dismutase (MnSOD) is synthesized by Escherichia coli only during aerobiosis, in accordance with the fact that superoxide can be formed only in aerobic environments. In contrast, E. coli continues to synthesize the iron-containing isozyme (FeSOD) even in the absence of oxy...

journal_title：Journal of bacteriology

authors： Kargalioglu Y,Imlay JA

更新日期：1994-12-01 00:00:00

abstract：:The exopolysaccharide of Pseudomonas marginalis HT041B has been characterized as a 1,3-linked galactoglucan in which galactose and glucose are in the alpha- and beta-anomeric configurations, respectively. The polysaccharide is substituted with pyruvate at the 4 and 6 positions of galactose and with succinic acid at ei...

journal_title：Journal of bacteriology

authors： Osman SF,Fett WF

更新日期：1989-03-01 00:00:00

abstract：:The RNA polymerase sigma subunit, sigmaH, of Bacillus subtilis is required for the transcription of genes that are induced in late-growth cultures at high cell density, including genes that function in sporulation. The expression of sigmaH-controlled genes is repressed when nutrient broth sporulation medium (Difco spo...

journal_title：Journal of bacteriology

authors： Cosby WM,Zuber P

更新日期：1997-11-01 00:00:00

abstract：:Natural and immune human antibodies reactive with heat-labile and heat-stable antigens of virulent Neisseria gonorrhoeae were studied by use of an indirect fluorescent-antibody (IFA) procedure. The immunoglobulin class of the reactive antibodies was identified by using fluorescein-conjugated antisera specific for huma...

journal_title：Journal of bacteriology

authors： Cohen IR

更新日期：1967-07-01 00:00:00

abstract：:Bacillus subtilis contains three Fur homologs: Fur, PerR, and Zur. Despite significant sequence similarities, they respond to different stimuli and regulate different sets of genes. DNA target site comparisons indicate that all three paralogs recognize operators with a core 7-1-7 inverted repeat. The corresponding con...

journal_title：Journal of bacteriology

authors： Fuangthong M,Helmann JD

更新日期：2003-11-01 00:00:00

abstract：:We have isolated three strains of Klebsiella aerogenes that failed to show repression of glutamine synthetase even when grown under the most repressing conditions for the wild-type strain. These mutant strains were selected as glutamine-independent derivatives of a strain that is merodiploid for the glnA region and co...

journal_title：Journal of bacteriology

authors： Rothstein DM,Magasanik B

更新日期：1980-02-01 00:00:00

abstract：:Chromosomal DNAs from exponential-phase and competent cells of Haemophilus influenzae were examined by electron microscopy to determine whether the chromosome undergoes structural changes during competence development. Single-stranded gaps and single-stranded tails formed in chromosomal DNA during competence developme...

journal_title：Journal of bacteriology

authors： McCarthy D,Kupfer DM

更新日期：1987-02-01 00:00:00

abstract：:Streptococcus suis serotype 2 (S. suis 2) is an important swine and human pathogen responsible for septicemia and meningitis. A novel gene, designated atl and encoding a major autolysin of S. suis 2 virulent strain HA9801, was identified and characterized in this study. The Atl protein contains 1,025 amino acids with ...

journal_title：Journal of bacteriology

authors： Ju CX,Gu HW,Lu CP

更新日期：2012-03-01 00:00:00

abstract：:Welker, N. E. (Western Reserve University, Cleveland, Ohio and University of Illinois, Urbana), and L. Leon Campbell. De novo synthesis of alpha-amylase by Bacillus stearothermophilus. J. Bacteriol. 86:1202-1210. 1963.-The pH optimum for the synthesis of alpha-amylase by washed-cell suspensions was 6.7. alpha-Amylase ...

journal_title：Journal of bacteriology

authors： WELKER NE,CAMPBELL LL

更新日期：1963-12-01 00:00:00

abstract：:A collection of 169 strains, including 91 obtained from cases of gastroenteritis and 41 from localized tissue infections and infections of the eye and ear, was submitted to an extensive nutritional, physiological, and morphological characterization. The nutritional and physiological data obtained from these strains, a...

journal_title：Journal of bacteriology

authors： Baumann P,Baumann L,Reichelt JL

更新日期：1973-03-01 00:00:00

abstract：:NifA is the general transcriptional activator of nitrogen fixation genes in diazotrophic bacteria. In Rhizobium leguminosarum bv. viciae UPM791, the nifA gene is part of a gene cluster (orf71 orf79 fixW orf5 fixABCX nifAB) separated by 896 bp from an upstream and divergent truncated duplication of nifH (DeltanifH). Sy...

journal_title：Journal of bacteriology

authors： Martínez M,Palacios JM,Imperial J,Ruiz-Argüeso T

更新日期：2004-10-01 00:00:00

abstract：:The protein SpoIVB plays a key role in signaling in the final sigma(K) checkpoint of Bacillus subtilis. This regulatory mechanism coordinates late gene expression during development in this organism and we have recently shown SpoIVB to be a serine peptidase. SpoIVB signals by transiting a membrane, undergoing self-cle...

journal_title：Journal of bacteriology

authors： Hoa NT,Brannigan JA,Cutting SM

更新日期：2002-01-01 00:00:00

abstract：:Escherichia coli outer membranes were prepared by centrifugation to equilibrium in sucrose gradients and then treated with Sarkosyl in the presence of ethylenediaminetetraacetate. The polypeptide profiles of the two outer membrane preparations were compared by two-dimensional polyacrylamide gel electrophoresis. The pa...

journal_title：Journal of bacteriology

authors： Chopra I,Shales SW

更新日期：1980-10-01 00:00:00

abstract：:The degree to which deoxyribonucleic acid segregates nonrandomly has been investigated for Escherichia coli B/r growing in different media. The degree of nonrandom segregation observed is dependent on the medium, with segregation becoming less random as the growth rate decreases. This indicates that there must be some...

journal_title：Journal of bacteriology

authors： Cooper S,Weinberger M

更新日期：1977-04-01 00:00:00

abstract：:Sbarra, Anthony J. (St. Margaret's Hospital, Boston, Mass.), William Shirley, and John S. Baumstark. Effect of osmolarity on phagocytosis. J. Bacteriol. 85:306-313. 1963.-The effect of a number of different compounds on phagocytosis was studied. Phagocytosis was monitored by morphological and biochemical means. It was...

journal_title：Journal of bacteriology

authors： SBARRA AJ,SHIRLEY W,BAUMSTARK JS

更新日期：1963-02-01 00:00:00

abstract：:Mutations (env) which resulted in increased sensitivity of gonococci to diverse compounds were studied by transformation. Strains carrying an env mutation were more sensitive than wild-type strains to several antibiotics, dyes, and detergents. The env mutations resulted in complete phenotypic suppression of low-level ...

journal_title：Journal of bacteriology

authors： Sarubbi FA Jr,Sparling PF,Blackman E,Lewis E

更新日期：1975-11-01 00:00:00

abstract：:Ferric reductase activity was examined in Azotobacter vinelandii and was found to be located in the cytoplasm. The specific activities of soluble cell extracts were not affected by the iron concentration of the growth medium; however, activity was inhibited by the presence of Zn2+ during cell growth and also by the ad...

journal_title：Journal of bacteriology

authors： Huyer M,Page WJ

更新日期：1989-07-01 00:00:00

abstract：:Clostridium perfringens enterotoxin was detected intracellularly about 3 hr after the inoculation of vegetative cells into sporulation medium. The subsequent increase in intracellular enterotoxin concentration roughly paralleled but followed by 2.5 to 5 hr the increase in number of heat-resistant spores. The increase ...

journal_title：Journal of bacteriology

authors： Duncan CL

更新日期：1973-02-01 00:00:00

abstract：:The mycoplasma Acholeplasma laidlawii was shown to have mechanisms for both host cell and ultraviolet (UV) reactivation of UV-irradiated mycoplasmaviruses. Host cell reactivation was examined by comparing the survival abilities of UV-irradiated double-stranded deoxyribonucleic acid mycoplasmavirus plated on both untre...

journal_title：Journal of bacteriology

authors： Das J,Nowak JA,Maniloff J

更新日期：1977-03-01 00:00:00

abstract：:We report on novel mutations in the malK gene of Salmonella enterica serovar Typhimurium, encoding the ATPase subunit of the maltose transporter (MalFGK(2)). Biochemical analysis suggests that (i) L86 might be involved in a signaling step during substrate translocation and (ii) E306 may be critical for the structural ...

journal_title：Journal of bacteriology

authors： Hunke S,Landmesser H,Schneider E

更新日期：2000-03-01 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：:LaBrec, Eugene H., Herman Schneider, Thomas J. Magnani, and Samuel B. Formal. Epithelial cell penetration as an essential step in the pathogenesis of bacillary dysentery. J. Bacteriol. 88:1503-1518. 1964.-A parent strain of Shigella flexneri 2a and a colonial mutant derived from it were studied in three animal models....

journal_title：Journal of bacteriology

authors： Labrec EH,Schneider H,Magnani TJ,Formal SB

更新日期：1964-11-01 00:00:00

abstract：:Bacterial carboxyl-terminal processing proteases (CTPs) are widely conserved and have been linked to important processes including signal transduction, cell wall metabolism, and virulence. However, the features that target proteins for CTP-dependent cleavage are unclear. Studies of the Escherichia coli CTP Prc suggest...

journal_title：Journal of bacteriology

authors： Chung S,Darwin AJ

更新日期：2020-06-01 00:00:00