Alveolysin, the thiol-activated toxin of Bacillus alvei, is homologous to listeriolysin O, perfringolysin O, pneumolysin, and streptolysin O and contains a single cysteine.

abstract：:We characterized the traU gene of the Escherichia coli K-12 conjugative plasmid F. Plasmids carrying segments of the F transfer operon were tested for their capacity to complement F lac traU526. The protein products of TraU+ clones were identified, and the nucleotide sequence of traU was determined. traU mapped betwee...

journal_title：Journal of bacteriology

authors： Moore D,Maneewannakul K,Maneewannakul S,Wu JH,Ippen-Ihler K,Bradley DE

更新日期：1990-08-01 00:00:00

abstract：:The effects of guanosine tetraphosphate (ppGpp) and pyrimidine ribonucleoside triphosphates on Escherichia coli aspartate transcarbamylase (ATCase) synthesis were examined. To determine the effect of ppGpp, a stringent (relA+) and relaxed (relA) isogenic pair of E. coli K-12 strains was starved for isoleucine, and the...

journal_title：Journal of bacteriology

authors： Turnbough CL Jr

更新日期：1983-02-01 00:00:00

abstract：:The ASM Conference on Mechanisms of Interbacterial Cooperation and Competition was held in Washington DC, from 1 to 4 March 2017. The conference provided an international forum for sociomicrobiologists from different disciplines to present and discuss new findings. The meeting covered a wide range of topics, spanning ...

journal_title：Journal of bacteriology

authors： Lories B,Parijs I,Foster KR,Steenackers HP

更新日期：2017-08-14 00:00:00

abstract：:A globomycin-resistant mutant of Escherichia coli was found to produce a precursor of the major outer membrane lipoprotein (prolipoprotein), in which the glycine residue at position 14 within the signal peptide was replaced by an aspartic acid residue. The same mutation has been reported by Lin et al. (Proc. Natl. Aca...

journal_title：Journal of bacteriology

authors： Lee N,Yamagata H,Inouye M

更新日期：1983-07-01 00:00:00

abstract：:The class 1 outer membrane protein encoded by the porA gene of Neisseria meningitidis is a candidate for a vaccine against meningococcal infection. The expression of class 1 outer membrane protein displays phase variation between three expression levels. Northern (RNA) blot and primer extension analysis revealed that ...

journal_title：Journal of bacteriology

authors： van der Ende A,Hopman CT,Zaat S,Essink BB,Berkhout B,Dankert J

更新日期：1995-05-01 00:00:00

abstract：:Shewanella oneidensis MR-1 is a facultatively anaerobic bacterium capable of using soluble and insoluble forms of manganese [Mn(III/IV)] and iron [Fe(III)] as terminal electron acceptors during anaerobic respiration. To assess the structural association of two outer membrane-associated c-type decaheme cytochromes (i.e...

journal_title：Journal of bacteriology

authors： Shi L,Chen B,Wang Z,Elias DA,Mayer MU,Gorby YA,Ni S,Lower BH,Kennedy DW,Wunschel DS,Mottaz HM,Marshall MJ,Hill EA,Beliaev AS,Zachara JM,Fredrickson JK,Squier TC

更新日期：2006-07-01 00:00:00

abstract：:Exoelectrogens are able to transfer electrons extracellularly, enabling them to respire on insoluble terminal electron acceptors. Extensively studied exoelectrogens, such as Geobacter sulfurreducens and Shewanella oneidensis, are Gram negative. More recently, it has been reported that Gram-positive bacteria, such as L...

journal_title：Journal of bacteriology

authors： Jeuken LJC,Hards K,Nakatani Y

更新日期：2020-03-11 00:00:00

abstract：:NADPH is an intermediate in the oxidation of organic compounds coupled to Fe(III) reduction in Geobacter species, but Fe(III) reduction with NADPH as the electron donor has not been studied in these organisms. Crude extracts of Geobacter sulfurreducens catalyzed the NADPH-dependent reduction of Fe(III)-nitrilotriaceti...

journal_title：Journal of bacteriology

authors： Kaufmann F,Lovley DR

更新日期：2001-08-01 00:00:00

abstract：:Azotobacter vinelandii is a bacterium which undergoes a differentiation process leading to the formation of metabolically dormant cysts. During the encystment process, A. vinelandii produces alkylresorcinol lipids (ARs) that replace the membrane phospholipids and are also components of the layers covering the cyst. Th...

journal_title：Journal of bacteriology

authors： Romero Y,Moreno S,Guzmán J,Espín G,Segura D

更新日期：2013-04-01 00:00:00

abstract：:A procedure is described for the purification of the Escherichia coli outer membrane (lipopolysaccharide or L membrane) with flagella still attached. The resulting lipopolysaccharide membrane was in the form of vesicles that had a trilaminar structure in thin section and contained about 55% lipopolysaccharide and 45% ...

journal_title：Journal of bacteriology

authors： DePamphilis ML,Adler J

更新日期：1971-01-01 00:00:00

abstract：:Overexpression of vsr in Escherichia coli stimulates transition and frameshift mutations. The pattern of mutations suggests that mutagenesis is due to saturation or inactivation of dam-directed mismatch repair. ...

journal_title：Journal of bacteriology

authors： Doiron KM,Viau S,Koutroumanis M,Cupples CG

更新日期：1996-07-01 00:00:00

abstract：:Shigella flexneri causes bacillary dysentery by invading epithelial cells of the colonic mucosa. The invasion process requires the synthesis and secretion of the virulence plasmid-encoded Ipa proteins. Using TnphoA mutagenesis, we have identified two virulence plasmid genes, mxiJ and mxiM, that encode proteins exporte...

journal_title：Journal of bacteriology

authors： Allaoui A,Sansonetti PJ,Parsot C

更新日期：1992-12-01 00:00:00

abstract：:FtsZ, the bacterial tubulin homologue, is the main player in at least two distinct processes of cell division during the development of Streptomyces coelicolor A3(2). It forms cytokinetic rings and is required for the formation of both the widely spaced hyphal cross walls in the substrate mycelium and the specialized ...

journal_title：Journal of bacteriology

authors： Grantcharova N,Lustig U,Flärdh K

更新日期：2005-05-01 00:00:00

abstract：:The tail structures of bacteriophages infecting gram-positive bacteria are largely unexplored, although the phage tail mediates the initial interaction with the host cell. The temperate Lactococcus lactis phage TP901-1 of the Siphoviridae family has a long noncontractile tail with a distal baseplate. In the present st...

journal_title：Journal of bacteriology

authors： Vegge CS,Brøndsted L,Neve H,Mc Grath S,van Sinderen D,Vogensen FK

更新日期：2005-06-01 00:00:00

abstract：:Transcription of the virB gene, a transcriptional regulator of invasion genes on the large plasmid of Shigella flexneri, is strictly regulated by growth temperature; when bacteria are grown at 37 degrees C, virB transcription is highly activated, while at 30 degrees C the level of virB transcription decreases to less ...

journal_title：Journal of bacteriology

authors： Tobe T,Yoshikawa M,Sasakawa C

更新日期：1995-02-01 00:00:00

abstract：:We have identified IS100 sequences in a specific subset of Yersinia pseudotuberculosis isolates that were also sensitive to the Y. pestis-produced bacteriocin, pesticin. In contrast, Y. pseudotuberculosis strains which did not contain IS100 sequences were not sensitive to pesticin. We propose that IS100 serves as a mo...

journal_title：Journal of bacteriology

authors： McDonough KA,Hare JM

更新日期：1997-03-01 00:00:00

abstract：:Riemerella anatipestifer is responsible for exudative septicemia in ducks. The genetic determinant of the CAMP cohemolysin, cam, from a strain of R. anatipestifer was cloned and expressed in Escherichia coli. Chromosomal DNA from serotype 19 strain 30/90 was used to construct a gene library in pBluescript II SK(-) vec...

journal_title：Journal of bacteriology

authors： Crasta KC,Chua KL,Subramaniam S,Frey J,Loh H,Tan HM

更新日期：2002-04-01 00:00:00

abstract：:An exo-beta-1,4-glucanase (Exo A) from Ruminococcus flavefaciens FD-1 was purified to homogeneity and characterized. Enzyme activity was monitored during purification by using the substrate p-nitrophenyl-beta-D-cellobioside (NPC). Over 85% of the NPC activity was found to be extracellular once the filter paper was deg...

journal_title：Journal of bacteriology

authors： Gardner RM,Doerner KC,White BA

更新日期：1987-10-01 00:00:00

abstract：:The enzyme system capable of converting coproporphyrinogen to protoporphyrin was demonstrated in the soluble fraction of extracts of Pseudomonas fluorescens grown aerobically, of P. denitrificans grown anaerobically under denitrifying conditions, and of Escherichia coli grown both aerobically and anaerobically. Protop...

journal_title：Journal of bacteriology

authors： Jacobs NJ,Jacobs JM,Brent P

更新日期：1970-05-01 00:00:00

abstract：:The concentrations of all metabolites studied, except fructose 1,6-bisphosphate from wild-type Phycomyces blakesleeanus, were light dependent. This photoregulation appears to be independent of the mad gene product(s) and also independent of carotene biosynthesis regulation. However, the photoregulation of glyceraldehy...

journal_title：Journal of bacteriology

authors： Rua J,Rodriguez-Aparicio LB,Busto F,Soler J

更新日期：1987-02-01 00:00:00

abstract：:Harvey, R. J. (University of California, Davis) and E. B. Collins. Citrate transport system of Streptococcus diacetilactis. J. Bacteriol. 83:1005-1009. 1962.-The uptake of citrate by Streptococcus diacetilactis is mediated by a transport system that was distinguished from passive diffusion by inducibility and kinetics...

journal_title：Journal of bacteriology

authors： HARVEY RJ,COLLINS EB

更新日期：1962-05-01 00:00:00

abstract：:Strains of Escherichia coli carrying the gene lon typically produced excess capsular polysaccharide, and were sensitive to ultraviolet light (UV) irradiation, thymine starvation, and nalidixic acid, forming long filaments after these treatments. Sensitivity was reduced by a number of posttreatments. In the presence of...

journal_title：Journal of bacteriology

authors： Donch J,Green MH,Greenberg J

更新日期：1968-11-01 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：:Acyl-homoserine lactone (acyl-HSL) quorum sensing is common to many Proteobacteria including a clinical isolate of Burkholderia cepacia. The B. cepacia isolate produces low levels of octanoyl-HSL. We have examined an environmental isolate of Burkholderia vietnamiensis. This isolate produced several acyl-HSLs. The most...

journal_title：Journal of bacteriology

authors： Conway BA,Greenberg EP

更新日期：2002-02-01 00:00:00

abstract：:Although four of the five Salmonella pathogenicity islands (SPIs) have been characterized in detail for Salmonella enterica serovar Typhimurium, and the fifth has been characterized for Salmonella enterica serovar Dublin, there have been limited studies to examine them in detail in a range of pathogenic serovars of S....

journal_title：Journal of bacteriology

authors： Amavisit P,Lightfoot D,Browning GF,Markham PF

更新日期：2003-06-01 00:00:00

abstract：:Chemical, physical, and immunological properties of the envelope antigen of Yersinia pestis strains have been investigated. The antigen consists of two components with isoelectric points (pI) of 4.6 and 4.8. One component (pI 4.6) is a protein bound to a small carbohydrate moiety identified as an oligomeric galactan; ...

journal_title：Journal of bacteriology

authors： Bennett LG,Tornabene TG

更新日期：1974-01-01 00:00:00

abstract：:We have extended our previous studies of the DNA sequences required for growth rate-dependent control of rRNA transcription in Escherichia coli. Utilizing a reporter system suitable for evaluation of promoters with low activities, we have found that the core promoter region of rrnB P1 (-41 to +1 with respect to the tr...

journal_title：Journal of bacteriology

authors： Bartlett MS,Gourse RL

更新日期：1994-09-01 00:00:00

abstract：:Ellner, Paul D. (University of Vermont, Burlington) and Carolyn D. Bohan. Serology of the soluble antigens of Clostridium perfringens types A-F by agar-gel diffusion. J. Bacteriol. 83:284-296. 1962.-A serological study by agar-gel diffusion of the soluble antigens of 39 strains of the Clostridium perfringens group has...

journal_title：Journal of bacteriology

authors： ELLNER PD,BOHAN CD

更新日期：1962-02-01 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：:Caulobacter crescentus trp mutants were identified from a collection of auxotrophs. Precursor feeding experiments, accumulation studies, and complementation experiments resulted in the identification of six genes corresponding to trpA, trpB, trpC, trpD, trpE, and trpF. Genetic mapping experiments demonstrated that the...

journal_title：Journal of bacteriology

authors： Winkler ME,Schoenlein PV,Ross CM,Barrett JT,Ely B

更新日期：1984-10-01 00:00:00