Pili of Mycobacterium tuberculosis: current knowledge and future prospects.

abstract：:The rubredoxin content of Acinetobacter calcoaceticus in dependence on the carbon source (acetate, n-alkanes, succinate, L-malate) and on the growth phase was studied by means of a radioimmunoassay. The method used was specific for rubredoxin and Acinetobacter calcoaceticus. The formation of rubredoxin increased with ...

journal_title：Archives of microbiology

authors： Claus R,Asperger O,Kleber HP

更新日期：1980-12-01 00:00:00

abstract：:Anaplerotic fixation of carbon dioxide by the fungus Aspergillus nidulans when grown under carbon-limited conditions was mediated by pyruvate carboxylase and a phosphoenol pyruvate (PEP)-metabolising enzyme which has been tentatively designated as PEP carboxylase. The activities of both enzymes were growth rate depend...

journal_title：Archives of microbiology

authors： Bushell ME,Bull AT

更新日期：1981-01-01 00:00:00

abstract：:A strain of Pseudomonas fluorescens was capable of co-metabolizing 3-chlorobenzoic acid with the production of a chlorinated catechol black pigment. A peroxidase and another enzymatic activity referred to as a polyphenol oxidase were found to be involved in the oxidation of 4-chlorocatechol to 4-chloro-1,2-benzoquinon...

journal_title：Archives of microbiology

authors： Fava F,Di Gioia D,Romagnoli C,Marchetti L,Mares D

更新日期：1993-01-01 00:00:00

abstract：:Given the serious threat of foodborne multidrug-resistant bacteria to animals and humans, finding an effective antibacterial compound has always been an important topic for scientists. Here, from the soil of Changbaishan, we have identified a bacterium that can inhibit the growth of Staphylococcus aureus. Nr genome da...

journal_title：Archives of microbiology

authors： Zhang H,Xu GY,Mao C,Xu Y,Dong W,Inam M,Pan S,Hu R,Wang Y,Wang Y,Ma H,Kong L

更新日期：2020-11-04 00:00:00

abstract：:Cell free extracts prepared from exponentially growing Escherichia coli and Bacillus cereus as well as from Bacillus cereus at the end of exponential growth were optimized for various factors required for amino acid incorporation when programmed with Bacillus ribonucleic acid. All three preparations synthesized glutam...

journal_title：Archives of microbiology

authors： Wright W 3rd,Aronson AI

更新日期：1981-04-01 00:00:00

abstract：:NAD kinase was purified 180-fold from Bacillus licheniformis to determine the role it plays in NADP turnover in this organism. The enzyme was found to have a pH optimum of 6.8 and an apparent Km for NAD of 2.7 mM. The ATP saturation curve was not hyperbolic; 5.5 mM ATP was required to reach half maximal activity. Both...

journal_title：Archives of microbiology

authors： Zerez CR,Moul DE,Andreoli AJ

更新日期：1986-05-01 00:00:00

abstract：:Acinetobacter calcoaceticus LMD 79.41 produced significant amounts of pyrrolo-quinoline quinone (PQQ) in its culture medium when grown on quinic acid or shikimic acid. Studies with LMD 79.41 and PQQ- -mutants of this strain demonstrated that this organism contains an NAD(P)-independent quinate dehydrogenase (QDH) (EC ...

journal_title：Archives of microbiology

authors： van Kleef MA,Duine JA

更新日期：1988-05-01 00:00:00

abstract：:In this study, two quorum sensing (QS) system genes, las and rhI; N-3-oxo-dodecanoyl homoserine lactone (AHL; 3-O-C12-HSL); and QS-related virulence factors and correlation between them were assessed in 30 fish origin P. aeruginosa isolates. The detection of two QS system of the isolates, and eight gene regions consis...

journal_title：Archives of microbiology

authors： Sırıken B,Öz V,Erol İ

更新日期：2021-01-04 00:00:00

abstract：:The interaction between Shigella dysenteriae or Shigella sonnei and Acanthamoeba castellanii was studied by viable counts, gentamicin assay and electron microscopy. The result showed that Shigella dysenteriae or Shigella sonnei grew and survived in the presence of amoebae for more than 3 weeks. Gentamicin assay showed...

journal_title：Archives of microbiology

authors： Saeed A,Abd H,Edvinsson B,Sandström G

更新日期：2009-01-01 00:00:00

abstract：:The gram-negative bacterium Myxobacter sp. AL-1 produces chitosanase-cellulase activity that is maximally excreted during the stationary phase of growth. Carboxymethylcellulase zymogram analysis revealed that the enzymatic activity was correlated with two bands of 32 and 35 kDa. Ion-exchange-chromatography-enriched pr...

journal_title：Archives of microbiology

authors： Pedraza-Reyes M,Gutiérrez-Corona F

更新日期：1997-10-01 00:00:00

abstract：:Photosynthesis was measured by the 14C method on natural as well as low light adapted populations of Chloroflexus (a photosynthetic bacterium) and Synechococcus (a blue-green alga) from hot springs in Yellowstone National Park (Wyoming U.S.A.), to test the ability of these phototrophs to photosynthesize at a variety o...

journal_title：Archives of microbiology

authors： Madigan MT,Brock TD

更新日期：1977-05-13 00:00:00

abstract：:Microorganisms have evolved themselves to thrive under various extreme environmental conditions such as extremely high or low temperature, alkalinity, and salinity. These microorganisms adapted several metabolic processes to survive and reproduce efficiently under such extreme environments. As the major proportion of ...

journal_title：Archives of microbiology

authors： Dhaulaniya AS,Balan B,Kumar M,Agrawal PK,Singh DK

更新日期：2019-01-01 00:00:00

abstract：:The synthesis of beta-glucanase either by cells or by protoplasts of the yeast Pichia polymorpha has been found to occur in the presence of 2-deoxy-D-glucose in the growth medium. On the other hand, the synthesis of typical extracellular proteins such as invertase and acid phosphatase is strongly affected by the prese...

journal_title：Archives of microbiology

authors： Villa TG,Notario V,Villanueva JR

更新日期：1975-11-07 00:00:00

abstract：:Hyphal development in Candida albicans was blocked by EDTA. This effect was not due to a general growth inhibition since the chelator did not affect protein and DNA synthesis. Recovery of mycelial growth was observed when EDTA-grown cells were incubated at 37 degrees C in EDTA-free medium. High-molecular-weight mannop...

journal_title：Archives of microbiology

authors： Gil ML,Casanova M,Martínez JP

更新日期：1994-01-01 00:00:00

abstract：:Glutamine synthetase (GS) activity of Schizosaccharomyces pombe 972 was high in ammonia-limited cultures, low in phosphate- and sulphate-limited cultures and not detected in glucose-limited cultures. When ammonia was 'pulsed' into an ammonia-limited culture then GS activity decreased at a rate faster than that calcula...

journal_title：Archives of microbiology

authors： van Andel JG,Brown CM

更新日期：1977-01-11 00:00:00

abstract：:Nitrogen (N) is among the most important macro-nutrients significantly affecting plant growth and yield production. Accordingly, N must be supplied adequately so that optimum amounts of yield are resulted. There are different ways of supplying N to the plant including the use of chemical and biological fertilization. ...

journal_title：Archives of microbiology

authors： Miransari M

更新日期：2011-02-01 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：:Recently, we reported the synthesis of five bacteriocin-like inhibitor substances (Bt-BLIS: morricin 269, kurstacin 287, kenyacin 404, entomocin 420, and tolworthcin 524) by Mexican strains of Bacillus thuringiensis. Here we show that, collectively, these Bt-BLIS have a moderate to broad spectrum of antibacterial acti...

journal_title：Archives of microbiology

authors： de la Fuente-Salcido N,Guadalupe Alanís-Guzmán M,Bideshi DK,Salcedo-Hernández R,Bautista-Justo M,Barboza-Corona JE

更新日期：2008-12-01 00:00:00

abstract：:Monoclonal antibodies have been used to determine the presence of cellobiohydrolases I and II (CBH I and II), and endoglucanase I (EG I) on the surface of conidia from Trichoderma reesei QM 9414 and RUT C-30, and 8 other Trichoderma species. For this purpose, proteins were released from the conidial surface by treatme...

journal_title：Archives of microbiology

authors： Messner R,Kubicek-Pranz EM,Gsur A,Kubicek CP

更新日期：1991-01-01 00:00:00

abstract：:Gene probe hybridization was used to determine distribution and expression of co-metabolic genes at a contaminated site as it underwent in situ methanotrophic bioremediation of trichloroethylene (TCE). The bioremediation strategies tested included a series of air, air:methane, and air:methane:nutrient pulses of the te...

journal_title：Archives of microbiology

authors： Hazen TC,Chakraborty R,Fleming JM,Gregory IR,Bowman JP,Jimenez L,Zhang D,Pfiffner SM,Brockman FJ,Sayler GS

更新日期：2009-03-01 00:00:00

abstract：:The mitochondrial genome (mtDNA) of the entomopathogenic fungus Metarhizium anisopliae var. anisopliae, with a total size of 24,673 bp, was one of the smallest known mtDNAs of Pezizomycotina. It contained the 14 typical genes coding for proteins related to oxidative phosphorylation, the two rRNA genes, a single intron...

journal_title：Archives of microbiology

authors： Ghikas DV,Kouvelis VN,Typas MA

更新日期：2006-06-01 00:00:00

abstract：:Histoplasma capsulatum yeast cells have been studied by immunoelectron microscopy using rabbit polyclonal antisera and a biotin-avidin-peroxidase detection system. An antigenic surface layer has been visualized in the cell wall of immunostained organisms. This layer was not seen in samples prepared by standard electro...

journal_title：Archives of microbiology

authors： Edwards MR,Fritz KE

更新日期：1985-08-01 00:00:00

abstract：:Glucose-limited continuous cultures were used to analyze sigmaB activity at decreasing growth rates. Expression of the sigmaB-dependent genes gsiB and ctc started to increase at a growth rate of 0.2 h-1, and both genes were induced approximately fivefold at a growth rate of 0.1 h-1 as compared to expression at the max...

journal_title：Archives of microbiology

authors： Schweder T,Kolyschkow A,Völker U,Hecker M

更新日期：1999-05-01 00:00:00

abstract：:Insect and mite pests are damaging stressors that are threatening the cultivation of tea plants, which result in enormous crop loss. Over the years, the effectiveness of synthetic pesticides has allowed for its prominent application as a control strategy. However, the adverse effects of synthetic pesticides in terms o...

journal_title：Archives of microbiology

authors： Idris AL,Fan X,Muhammad MH,Guo Y,Guan X,Huang T

更新日期：2020-08-01 00:00:00

abstract：:A fromaldehyde oxidase activity was found in cellfree extracts of methanol-grown yeast Candida boidinii. Loss of alcohol oxidase activity in a mutant, 48, led to loss of the formaldehyde oxidase activity, indicating that the same enzyme is probably responsible for both activities. This could be demonstrated with the p...

journal_title：Archives of microbiology

authors： Sahm H

更新日期：1975-10-27 00:00:00

abstract：:Recent studies indicated that bioluminescence of the marine bacterium Vibrio harveyi may both stimulate DNA repair and contribute to detoxification of deleterious oxygen derivatives. Therefore, it was also proposed that these reactions can be considered biological roles of bacterial luminescence and might act as evolu...

journal_title：Archives of microbiology

authors： Lyzeń R,Wegrzyn G

更新日期：2005-03-01 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：:A Gram-stain-negative, strictly aerobic, beige-pigmented, motile, chemoheterotrophic, rod-shaped or ovoid bacterium, designated strain KMU-37T, was isolated from seawater at Najeong Beach in the Republic of Korea. Phylogenetic analysis based on the 16S rRNA gene sequence revealed that the novel isolate was affiliated ...

journal_title：Archives of microbiology

authors： Jun S,Yoon J

更新日期：2017-05-01 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：:To overcome the extracellular salt stress, Methanohalophilus portucalensis FDF1(T) synthesizes the compatible solute betaine through the methylation of glycine, sarcosine, and N,N-dimethylglycine. S-adenosylmethionine (AdoMet) is the methyl donor. The enzyme sarcosine dimethylglycine N-methyltransferase (SDMT) of M. p...

journal_title：Archives of microbiology

authors： Chen SY,Lai MC,Lai SJ,Lee YC

更新日期：2009-10-01 00:00:00