Phenotypic alterations in the colonial morphology of Brucella abortus due to a bacteriophage carrier state.

abstract：:Synthetic analogs of enterochelin (enterobactin) were tested for their ability to support the growth of Escherichia coli K-12 under iron-limiting conditions. The cyclic compound MECAM [1,3,5-N.N'; N"-tris-(2,3-dihydroxybenzoyl)-triamino-methylbenzene] and its N-methyl derivative Me3MECAM promoted growth, whereas the 2...

journal_title：Journal of bacteriology

authors： Heidinger S,Braun V,Pecoraro VL,Raymond KN

更新日期：1983-01-01 00:00:00

abstract：:A primer extension inhibition (toeprint) assay was developed using ribosomes and ribosomal subunits from Streptomyces lividans. This assay allowed the study of ribosome binding to streptomycete leaderless and leadered mRNA. Purified 30S subunits were unable to form a ternary complex on aph leaderless mRNA, whereas 70S...

journal_title：Journal of bacteriology

authors： Day JM,Janssen GR

更新日期：2004-10-01 00:00:00

abstract：:Mycobacterium massiliense (Mycobacterium abscessus group) is an emerging pathogen causing pulmonary disease and skin and soft tissue infections. We report the genome sequence of the type strain CCUG 48898. ...

journal_title：Journal of bacteriology

authors： Tettelin H,Sampaio EP,Daugherty SC,Hine E,Riley DR,Sadzewicz L,Sengamalay N,Shefchek K,Su Q,Tallon LJ,Conville P,Olivier KN,Holland SM,Fraser CM,Zelazny AM

更新日期：2012-10-01 00:00:00

abstract：:The penicillin-binding proteins (PBPs) of 209 cell division (or growth) temperature-sensitive mutants of Streptococcus faecium were analyzed in this study. A total of nine strains showed either constitutive or temperature-sensitive conditional damage in the PBPs. Analysis of these nine strains yielded the following re...

journal_title：Journal of bacteriology

authors： Canepari P,Lleò MM,Fontana R,Satta G

更新日期：1987-06-01 00:00:00

abstract：:The nifV and leuA genes, which encode homocitrate synthase and alpha-isopropylmalate synthase, respectively, were cloned from the filamentous cyanobacterium Anabaena sp. strain PCC 7120 by a PCR-based strategy. Since the N-terminal parts of NifV and LeuA from other bacteria are highly similar to each other, a single p...

journal_title：Journal of bacteriology

authors： Stricker O,Masepohl B,Klipp W,Böhme H

更新日期：1997-05-01 00:00:00

abstract：:The WalRK two-component system plays important roles in maintaining cell wall homeostasis and responding to antibiotic stress in low-GC Gram-positive bacteria. In the major human pathogen, Streptococcus pneumoniae, phosphorylated WalR(Spn) (VicR) response regulator positively controls the transcription of genes encodi...

journal_title：Journal of bacteriology

authors： Gutu AD,Wayne KJ,Sham LT,Winkler ME

更新日期：2010-05-01 00:00:00

abstract：:Autotransporter biogenesis is dependent upon BamA, a central component of the β-barrel assembly machinery (BAM) complex. In this report, we detail the role of the other BAM components (BamB-E). We identify the importance of BamD in autotransporter biogenesis and show that BamB, BamC, and BamE are not required. ...

journal_title：Journal of bacteriology

authors： Rossiter AE,Leyton DL,Tveen-Jensen K,Browning DF,Sevastsyanovich Y,Knowles TJ,Nichols KB,Cunningham AF,Overduin M,Schembri MA,Henderson IR

更新日期：2011-08-01 00:00:00

abstract：:ermC specifies an rRNA methyltransferase that confers resistance to erythromycin. The expression of this determinant is induced by the addition of erythromycin. The induction mechanism has been shown to operate posttranscriptionally, and its mechanism has been elucidated. We now show that synthesis of the ermC gene pr...

journal_title：Journal of bacteriology

authors： Denoya CD,Bechhofer DH,Dubnau D

更新日期：1986-12-01 00:00:00

abstract：:A cloned 8.3-kilobase-pair DNA fragment carrying all the genes (iucABCD iutA) of the aerobactin iron transport system of plasmid pColV-K30 was subjected to in vitro mutagenesis to afford mutant genes iucA, iucC, and iucA iucC. Complementation analyses and identification of aerobactin precursors accumulated by Escheric...

journal_title：Journal of bacteriology

authors： de Lorenzo V,Neilands JB

更新日期：1986-07-01 00:00:00

abstract：:Chemotactic transducer proteins of Escherichia coli contain four or five methyl-accepting glutamates that are crucial for sensory adaptation and gradient sensing. Two residues arise from posttranslational deamidation of glutamines to yield methyl-accepting glutamates. We addressed the significance of this arrangement ...

journal_title：Journal of bacteriology

authors： Park C,Dutton DP,Hazelbauer GL

更新日期：1990-12-01 00:00:00

abstract：:In this report, we show that biofilm formation by Streptococcus pneumoniae serotype 19 gives rise to variants (the small mucoid variant [SMV] and the acapsular small-colony variant [SCV]) differing in capsule production, attachment, and biofilm formation compared to wild-type strains. All biofilm-derived variants harb...

journal_title：Journal of bacteriology

authors： Allegrucci M,Sauer K

更新日期：2008-10-01 00:00:00

abstract：:Fluctuations in osmolarity are one of the most prevalent stresses to which bacteria must adapt, both hypo- and hyperosmotic conditions. Most bacteria cope with high osmolarity by accumulating compatible solutes (osmolytes) in the cytoplasm to maintain the turgor pressure of the cell. Vibrio parahaemolyticus, a halophi...

journal_title：Journal of bacteriology

authors： Gregory GJ,Dutta A,Parashar V,Boyd EF

更新日期：2020-11-19 00:00:00

abstract：:Buck, C. A. (Kansas State University, Manhattan), R. L. Anacker, F. S. Newman, and A. Eisenstark. Phage isolated from lysogenic Bacillus anthracis. J. Bacteriol. 85:1423-1430. 1963.-Bacillus anthracis cultures (a total of 311) were obtained from several laboratories throughout the world; 139 of these were screened for...

journal_title：Journal of bacteriology

authors： BUCK CA,ANACKER RL,NEWMAN FS,EISENSTARK A

更新日期：1963-06-01 00:00:00

abstract：:Short-term labeling with radioactive thymidine led to inaccurate estimates of deoxyribonucleic acid synthesis at some growth rates in steady-state cultures of Escherichia coli B/r. Estimates were corrected in chemostat cultures by adding adenosine, a known inhibitor of thymidine phosphorylase. ...

journal_title：Journal of bacteriology

authors： Kubitschek HE,Valdez D,Freedman ML

更新日期：1972-06-01 00:00:00

abstract：:We have cloned a DNA fragment from a genomic library of Myxococcus xanthus using an oligonucleotide probe representing conserved regions of biotin carboxylase subunits of acetyl coenzyme A (acetyl-CoA) carboxylases. The fragment contained two open reading frames (ORF1 and ORF2), designated the accB and accA genes, cap...

journal_title：Journal of bacteriology

authors： Kimura Y,Miyake R,Tokumasu Y,Sato M

更新日期：2000-10-01 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：:Three additional ATPase genes, clustered in the order ahaH, ahaI, and ahaK, were found upstream of the previously characterized genes ahaECFABDG coding for the archaeal A1A0 ATPase from Methanosarcina mazei. ahaH, the first gene in the cluster, is preceded by a conserved promoter sequence. Northern blot analysis revea...

journal_title：Journal of bacteriology

authors： Ruppert C,Wimmers S,Lemker T,Müller V

更新日期：1998-07-01 00:00:00

abstract：:Willett, Norman P. (University of Pennsylvania School of Veterinary Medicine, Kennett Square, Pa.), and Guy E. Morse. Long-chain fatty acid inhibition of growth of Streptococcus agalactiae in a chemically defined medium. J. Bacteriol. 91:2245-2250. 1966.-A chemically defined medium was developed for Streptococcus agal...

journal_title：Journal of bacteriology

authors： Willett NP,Morse GE

更新日期：1966-06-01 00:00:00

abstract：:Transcriptional regulation was demonstrated in Rickettsia prowazekii, an obligate intracytoplasmic bacterium. The level of citrate synthase (gltA) mRNA II, from promoter P2, was greater in the total RNA isolated from heavily infected L929 cells than in moderately infected L929 cells; conversely, the level of ATP/ADP t...

journal_title：Journal of bacteriology

authors： Cai J,Winkler HH

更新日期：1996-09-01 00:00:00

abstract：:Mycoplasma virus L2 is subject to host-specific restriction and modification in Acholeplasma laidlawii strains JA1 and K2. We have examined the DNAs from both host cells and viruses propagated on these strains with respect to susceptibility to cleavage by restriction endonucleases and for DNA base modifications. We sh...

journal_title：Journal of bacteriology

authors： Dybvig K,Swinton D,Maniloff J,Hattman S

更新日期：1982-09-01 00:00:00

abstract：:The cell walls of selected bacteria were studied by X-ray diffraction analysis to determine and characterize crystalline components. The walls were isolated by mechanical disruption and purified by enzymatic and washing procedures. The X-ray diffraction lines which appeared from the gram-positive cell walls were shown...

journal_title：Journal of bacteriology

authors： Carito SL,Bazil SL,DiGiacomo G

更新日期：1967-01-01 00:00:00

abstract：:One of the most puzzling results from the complete genome sequence of the methanogenic archaeon Methanococcus jannaschii was that the organism may have only one DNA polymerase gene. This is because no other DNA polymerase-like open reading frames (ORFs) were found besides one ORF having the typical alpha-like DNA poly...

journal_title：Journal of bacteriology

authors： Ishino Y,Komori K,Cann IK,Koga Y

更新日期：1998-04-01 00:00:00

abstract：:Following conjugal transfer of the hsdK genes (hsdRK, hsdMK, and hsdSK) of Escherichia coli K-12, restriction activity was first detected only after approximately 15 generations, whereas modification activity was observed immediately. This sequential expression explains the establishment of hsdK genes in a nonmodified...

journal_title：Journal of bacteriology

authors： Prakash-Cheng A,Ryu J

更新日期：1993-08-01 00:00:00

abstract：:An abundant 19.3-kDa Helicobacter pylori protein has been cloned, and the sequence is homologous with a ferritin-like protein produced by Escherichia coli K-12. Homologies are also present with a number of eucaryotic ferritins, as well as with the heme group-containing bacterioferritins. All amino acids involved in ch...

journal_title：Journal of bacteriology

authors： Frazier BA,Pfeifer JD,Russell DG,Falk P,Olsén AN,Hammar M,Westblom TU,Normark SJ

更新日期：1993-02-01 00:00:00

abstract：:In gammaproteobacteria the Hfq protein shows a great variation in size, especially in its C-terminal part. Extremely large Hfq proteins consisting of almost 200 amino acid residues and more are found within the gammaproteobacterial family Moraxellaceae. The difference in size compared to other Hfq proteins is due to a...

journal_title：Journal of bacteriology

authors： Schilling D,Gerischer U

更新日期：2009-09-01 00:00:00

abstract：:Protoplasts of Bacillus megaterium readily reverted to bacillary form in liquid media and when plated in a soft-agar layer onto the surface of appropriate agar media. Three phases of the reversion sequence could be differentiated by phase contrast microscopy: (i) increase in size of the individual protoplasts, (ii) no...

journal_title：Journal of bacteriology

authors： Hadlaczky G,Fodor K,Alföldi L

更新日期：1976-03-01 00:00:00

abstract：:We have isolated mutations that block sporulation after formation of the polar septum in Bacillus subtilis. These mutations were mapped to the two genes of a new locus, spoIIS. Inactivation of the second gene, spoIISB, decreases sporulation efficiency by 4 orders of magnitude. Inactivation of the first gene, spoIISA, ...

journal_title：Journal of bacteriology

authors： Adler E,Barák I,Stragier P

更新日期：2001-06-01 00:00:00

abstract：:Microtubular and lamellate membrane structures were observed at the log phase of growth in the stable L-forms of Escherichia coli cultured in the absence of penicillin. ...

journal_title：Journal of bacteriology

authors： Eda T,Kanda Y,Kimura S

更新日期：1976-09-01 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：:Divercin V41, a class IIa bacteriocin with strong antilisterial activity, is produced by Carnobacterium divergens V41. To express a recombinant version of divercin V41, we constructed a synthetic gene that encodes the mature divercin V41 peptide and then overexpressed the gene in pET-32b by using the T7 RNA polymerase...

journal_title：Journal of bacteriology

authors： Richard C,Drider D,Elmorjani K,Marion D,Prévost H

更新日期：2004-07-01 00:00:00