[Degradation of 4-chlorobenzoic acid by an Arthrobacter species (author's transl)].

abstract：:Endophytic bacteria have been reported to have symbiotic, mutualistic, commensalistic or trophobiotic relationships with various plant parts. As part of its adaptation, many endophytic organisms are known to exhibit properties with multiple beneficial effects to the plant system. Even though many bacterial genera have...

journal_title：Archives of microbiology

authors： Jayakumar A,Krishna A,Nair IC,Radhakrishnan EK

更新日期：2020-09-01 00:00:00

abstract：:Over 2,800 Tn 5 insertion mutants of Salmonella enterica sv. Typhimurium were screened for the loss of ability to suppress the multiplication of a spectinomycin-resistant (Spc(r)) but otherwise isogenic S. enterica sv. Typhimurium strain, when the Spc(r) mutant was added to 24-h LB broth cultures of the mutants. Selec...

journal_title：Archives of microbiology

authors： Rychlik I,Martin G,Methner U,Lovell M,Cardova L,Sebkova A,Sevcik M,Damborsky J,Barrow PA

更新日期：2002-12-01 00:00:00

abstract：:Cellulomonas uda (DSM 20108/ATCC 21399) is one of the few described cellulolytic facultative anaerobes. Based on these characteristics, we initiated a physiological study of C. uda with the aim to exploit it for cellulase production in simple bioreactors with no or sporadic aeration. Growth, cellulase activity and fer...

journal_title：Archives of microbiology

authors： Poulsen HV,Willink FW,Ingvorsen K

更新日期：2016-10-01 00:00:00

abstract：:Washed cells prepared from carbon-limited continuous cultures of Alcaligenes eutrophus synthesised poly-3-hydroxybutyrate (PHB) rapidly when supplied with glucose, DL-lactate or L-lactate. Unlike growing cultures, washed cells excreted significant amounts of pyruvate. The combined rates of PHB production (qPHB) and py...

journal_title：Archives of microbiology

authors： Henderson RA,Jones CW

更新日期：1997-12-01 00:00:00

abstract：:Calcium is essential for the growth of rhizobia and the formation of nitrogen-fixing root-nodules on legumes, but its precise role in these processes remains unknown. We have found that Rhizobium fredii USDA208 accumulates a major 38 kDa protein when grown in media supplemented with 0.3-2 microM Cacl2. We have purifie...

journal_title：Archives of microbiology

authors： Krishman HB,Pueppke SG

更新日期：1993-01-01 00:00:00

abstract：:1. Mutants derived from the hydrogen bacterium Alcaligenes eutrophus strain H 16 auxotrophic for phenylalanine and tyrosine were isolated employing mutagenic agents (EMS, nitrite), the colistine counterselection technique and the "pin-point" isolation method. Three different types of mutants were found: (1) Mutants, r...

journal_title：Archives of microbiology

authors： Friedrich B,Schlegel HG

更新日期：1975-04-07 00:00:00

abstract：:A Gram reaction-negative, strictly aerobic, non-motile, translucent and rod-shaped bacterium (designated W1-2-4(T)) isolated from tap water was characterized by a polyphasic approach to clarify its taxonomic position. Strain W1-2-4(T) was observed to grow optimally at 25-30 °C and at pH 6.5 on nutrient agar. Phylogene...

journal_title：Archives of microbiology

authors： Yun SS,Siddiqi MZ,Lee SY,Kim MS,Choi K,Im WT

更新日期：2016-10-01 00:00:00

abstract：:The propensity of bacterium to sporulate or retain the vegetative form depends on the amount of phosphorylated Spo0A (Spo0A(-P)), regulated by Spo0E multigene family of phosphatases (Spo0E, YisI and YnzD). Phylogenetic analysis revealed that Spo0E multigene family of phosphatases (SMFP) descends in two distinct clades...

journal_title：Archives of microbiology

authors： Dubey GP,Narayan A,Mattoo AR,Singh GP,Kurupati RK,Zaman MS,Aggarwal A,Baweja RB,Basu-Modak S,Singh Y

更新日期：2009-03-01 00:00:00

abstract：:The upstream region of the isocitrate lyase gene (UPR-ICL, 1530bp) of an n-alkane-utilizable yeast, Candida tropicalis, induced gene expression in another yeast, Saccharomyces cerevisiae, when the yeasts were grown on acetate. Surprisingly, UPR-ICL displayed the same regulatory function in the bacterium Escherichia co...

journal_title：Archives of microbiology

authors： Atomi H,Umemura K,Higashijima T,Kanai T,Yotsumoto Y,Teranishi Y,Ueda M,Tanaka A

更新日期：1995-05-01 00:00:00

abstract：:The growth, duplication and fate of multikaryotic hyphae bearing true clamp connections, as derived from compatible matings of Schizophyllum commune, were studied by phase contrast microscopy. The nuclei (N) of multikaryotic apices maintained a near central position during hyphal growth. True clamp connection formatio...

journal_title：Archives of microbiology

authors： Niederpruem DJ

更新日期：1980-12-01 00:00:00

abstract：:Listeria monocytogenes was examined for the presence of surface carbohydrates to ascertain whether surface sugars, if present, would interact with eucaryotic surface carbohydrate receptors. We found that a virulent, but not two avirulent strains had a surface alpha-D-galactose residue as determined by agglutination wi...

journal_title：Archives of microbiology

authors： Cowart RE,Lashmet J,McIntosh ME,Adams TJ

更新日期：1990-01-01 00:00:00

abstract：:A lack on the association between acid tolerance response (ATR) and osmotolerance response (OTR) among Listeria monocytogenes dairy isolates was found. In order to evaluate how wild L. monocytogenes isolates mount tolerance responses under a sub-lethal pH and a low sodium chloride concentration (pH 5.5 and 3.5 % [w/v]...

journal_title：Archives of microbiology

authors： Melo J,Andrew PW,Faleiro ML

更新日期：2013-05-01 00:00:00

abstract：:Enoate reductase present in Clostridium kluyveri and Clostridium spec. La 1 could be detected in three strains of C. tyrobutyricum and ten clostridia belonging to the groups of proteolytic and saccharolytic or proteolytic species, respectively. In C. pasteurianum, C. butyricum and C. propionicum enoate reductase could...

journal_title：Archives of microbiology

authors： Giesel H,Simon H

更新日期：1983-08-01 00:00:00

abstract：:The clones generated in a sequencing project represent a resource for subsequent analysis of the organism whose genome has been sequenced. We describe an interrelated group of cloning vectors that either integrate into the genome or replicate, and that enhance the utility, for developmental and other studies, of the c...

journal_title：Archives of microbiology

authors： Wolk CP,Fan Q,Zhou R,Huang G,Lechno-Yossef S,Kuritz T,Wojciuch E

更新日期：2007-12-01 00:00:00

abstract：:Recently, it was proposed that some antibiotics stimulate the production of reactive oxygen species (ROS), which contribute to cell death. Later, other research groups have provided arguments against ROS-mediated killing of bacteria by antibiotics. At present, there remain a number of unanswered questions in understan...

journal_title：Archives of microbiology

authors： Smirnova G,Muzyka N,Lepekhina E,Oktyabrsky O

更新日期：2016-11-01 00:00:00

abstract：:For the low molecular weight laccases II and III of Podospora anserina the kinetic parameters Michaelis constant (KM) and maximum reaction velocity (V) were determined polarographically under pH optimum conditions for representative substrates of different substitution patterns. Laccase II showed two peaks in its pH o...

journal_title：Archives of microbiology

authors： Hoffmann P,Esser K

更新日期：1977-02-04 00:00:00

abstract：:The effects of the Ca(2+)/H(+) exchanger A23187 and the K(+)/H(+) exchanger nigericin, the electrogenic membrane-potential depleters valinomycin and CCCP, and the calcium channel blockers ruthenium red, nifedipine, and nitrendipine on the apical growth of Phycomyces blakesleeanus were analyzed. While all of the compou...

journal_title：Archives of microbiology

authors： Ruiz-Herrera J,Martínez-Cadena G,Loarca F,Salcedo-Hernández R

更新日期：2003-12-01 00:00:00

abstract：:The bacteriocinogenic strain of Enterococcus faecalis EJ97 has been isolated from municipal waste water. It produces a cationic bacteriocin (enterocin EJ97) of low molecular mass (5,340 Da) that is very stable under mild heat conditions and is sensitive to proteolytic enzymes. The amino acid sequence of the first 18 N...

journal_title：Archives of microbiology

authors： Gálvez A,Valdivia E,Abriouel H,Camafeita E,Mendez E,Martínez-Bueno M,Maqueda M

更新日期：1998-12-01 00:00:00

abstract：:The ability of soil microorganisms to solubilize phosphate is an important trait of plant growth-promoting bacteria leading to increased yields and smaller use of fertilizers. This study presents the isolation and characterization of phosphobacteria from Puna, northwestern Argentina and the ability to produce phosphat...

journal_title：Archives of microbiology

authors： Viruel E,Lucca ME,Siñeriz F

更新日期：2011-07-01 00:00:00

abstract：:During the development of fruit bodies of the basidiomycete Schizophyllum commune, the alkali-insoluble (R glucan) and alkali-soluble (S glucan) cell wall fractions are synthesized during the entire course of morphogenesis. The water soluble glucan (WSG) is not synthesized after an early stage. There is also a relativ...

journal_title：Archives of microbiology

authors： Schwalb MN

更新日期：1977-07-26 00:00:00

abstract：:DNA sequence analysis of the structural urease genes from Staphylococcus xylosus revealed that three enzyme subunits are encoded in the order of 11,000, 15,400 and 61,000 (mol. mass), which correspond to the single polypeptide chain of jack bean urease (90,800). Comparing the deduced amino acid sequence of S. xylosus ...

journal_title：Archives of microbiology

authors： Jose J,Schäfer UK,Kaltwasser H

更新日期：1994-01-01 00:00:00

abstract：:1. With fumarate as the terminal electron acceptor and either H2 or formate as donor, Vibrio succinogenes could grow anaerobically in a mineral medium using fumarate as the sole carbon source. Both the growth rate and the cell yield were increased when glutamate was also present in the medium. 2. Glutamate was incorpo...

journal_title：Archives of microbiology

authors： Bronder M,Mell H,Stupperich E,Kröger A

更新日期：1982-05-01 00:00:00

abstract：:The starvation survivability of seven Thermococcus strains isolated from four Japanese oil reservoirs was compared with that of Thermococcus strains from marine hydrothermal fields. 16S rDNA analyses showed the isolates to be closely related to Thermococcus litoralis. Growth of the isolates was dependent on amino acid...

journal_title：Archives of microbiology

authors： Takahata Y,Hoaki T,Maruyama T

更新日期：2001-10-01 00:00:00

abstract：:To elucidate the physiological adaptation of Escherichia coli due to cra gene knockout, a total of 3,911 gene expressions were investigated by DNA microarray for continuous culture. About 50 genes were differentially regulated for the cra mutant. TCA cycle and glyoxylate shunt were down-regulated, while pentose phosph...

journal_title：Archives of microbiology

authors： Sarkar D,Siddiquee KA,Araúzo-Bravo MJ,Oba T,Shimizu K

更新日期：2008-11-01 00:00:00

abstract：:Microbial flavohaemoglobins are proteins with homology to haemoglobins from higher organisms, but clearly linked to nitric oxide (NO) metabolism by bacteria and yeast. hmp mutant strains of several bacteria are hypersensitive to NO and related compounds and hmp genes are up-regulated by the presence of NO. The regulat...

journal_title：Archives of microbiology

authors： Hernández-Urzúa E,Zamorano-Sánchez DS,Ponce-Coria J,Morett E,Grogan S,Poole RK,Membrillo-Hernández J

更新日期：2007-01-01 00:00:00

abstract：:Cadmium is a widespread pollutant that has been associated with oxidative stress, but the mechanism behind this effect in prokaryotes is still unclear. In this work, we exposed two glutathione deficient mutants (DeltagshA and DeltagshB) and one respiration deficient mutant (DeltaubiE) to a sublethal concentration of c...

journal_title：Archives of microbiology

authors： Pacheco CC,Passos JF,Castro AR,Moradas-Ferreira P,De Marco P

更新日期：2008-03-01 00:00:00

abstract：:Bacillus cereus F4430/73 produced the highest levels of hemolysin BL (HBL) when grown under anaerobiosis in MOD medium. Anaerobic cells grown in a chemostat at low specific growth rate (0.1-0.2 h(-1)) expressed up to sevenfold more HBL than did cells held at a faster growth rate. At 0.2 h(-1), the presence of 90 mM gl...

journal_title：Archives of microbiology

authors： Duport C,Thomassin S,Bourel G,Schmitt P

更新日期：2004-09-01 00:00:00

abstract：:Aflatoxins are highly toxic and carcinogenic fungal secondary metabolites. At least 18 enzyme activities are required for aflatoxin biosynthesis in the filamentous fungus Aspergillus parasiticus. One of these enzymes, versicolorin B synthase (VBS), catalyzes bisfuran ring closure in versiconal hemiacetal (a reaction n...

journal_title：Archives of microbiology

authors： Chiou CH,Lee LW,Owens SA,Whallon JH,Klomparens KL,Townsend CA,Linz JE

更新日期：2004-09-01 00:00:00

abstract：:Two bacterial isolates from Great Bay Estuary, New Hampshire, in co-culture carried out anaerobic dissimilation of citric acid with Fe(III) as the terminal electron acceptor. Neither isolate oxidized citrate with Fe(III) anaerobically in axenic culture. The Fe(III) reducer, Shewanella alga strain BrY, did not grow ana...

journal_title：Archives of microbiology

authors： Knight V V,Caccavo F,Wudyka S,Blakemore R

更新日期：1996-10-17 00:00:00

abstract：:Effects of different flavonoids on various bacterial strains have been extensively reported; however, the mechanism(s) of their action on bacterial cells remain largely elusive. In this study, the antibacterial mechanism of soybean isoflavone (SI) on Staphylococcus aureus is systematically investigated using 4'6-diami...

journal_title：Archives of microbiology

authors： Wang Q,Wang H,Xie M

更新日期：2010-11-01 00:00:00