Production of lipopeptides among Bacillus strains showing growth inhibition of phytopathogenic fungi.

abstract：:During cultivation in a minimal medium with glucose Alternaria tenuissima and Aspergillus vesicolor produce constitutively alpha- and beta-glucanases. Fractions of beta-1,3-glucanases exhibiting affinity for laminarin were separated by means of gel filtration chromatography. Two neutral beta-1,3-glucanases with affini...

journal_title：Folia microbiologica

authors： Jirků V,Kraxnerová B,Krumphanzl V

更新日期：1980-01-01 00:00:00

abstract：:Mitochondria isolated from Neurospora crassa were purified by centrifugation in a Percoll density gradient. Enzyme activities and cytochrome differential spectra revealed a high purity of the mitochondria. As compared with a crude mitochondrial fraction the purified mitochondria exhibited a high respiratory activity a...

journal_title：Folia microbiologica

authors： Fecíková H,Turna J,Baráth Z

更新日期：1983-01-01 00:00:00

abstract：:Rumen ciliate protozoa intensively engulf bacteria. However, their ability to utilize murein which is the main polysaccharide of bacterial cell wall has hardly been recognized. The present study concerns the ability of the rumen protozoa Diploplastron affine to digest and ferment murein. The ciliates were isolated fro...

journal_title：Folia microbiologica

authors： Bełzecki G,Miltko R,Kwiatkowska E,Michałowski T

更新日期：2010-07-01 00:00:00

abstract：:Naturally occurring plant phenolics, p-coumaric acid (PA), caffeic acid (CA), ferulic acid (FA) and gentisic acid (GA) (25-100 nmol/L) had protective effects on acridine orange (AO; 216 mumol/L)- and ofloxacin (3 mumol/L)-induced genotoxicity in Salmonella typhimurium. FA, GA and CA exhibited a significant concentrati...

journal_title：Folia microbiologica

authors： Belicová A,Krizková L,Nagy M,Krajcovic J,Ebringer L

更新日期：2001-01-01 00:00:00

abstract：:Overpopulation of domestic pigeons is considered to be one of the major problems of urban centers, as these birds are responsible for the dissemination of relevant pathogens to animal and human health. The aim of this study was to detect potentially pathogenic Escherichia coli and Salmonella spp. in domestic pigeons c...

journal_title：Folia microbiologica

authors： Carvalho D,Kunert-Filho HC,Simoni C,de Moraes LB,Furian TQ,Borges KA,Breunig JG,Medeiros LP,Kobayashi RKT,de Brito KCT,de Brito BG

更新日期：2020-08-01 00:00:00

abstract：:Regulatory mechanism of primary metabolism responsible for the biosynthesis of peptide ergot alkaloids was proposed on the basis of experimental results from the production phase of Claviceps purpurea (FR.) Tul. in parasitic and saprophytic cultures. The production-phase metabolism is characterized by uncoupling of gl...

journal_title：Folia microbiologica

authors： Kybal J,Svoboda E,Stranadová K,Kejzlar M

更新日期：1981-01-01 00:00:00

abstract：:Crude lipids isolated from Bacillus firmus, but not from other bacilli, were previously found to induce significant resistance against Listeria monocytogenes infection in mice. In this study, formaldehyde- and heat-killed bacterins of eight Bacillus species and some cellular fractions of B. firmus were prepared and te...

journal_title：Folia microbiologica

authors： Mára M,Ocenásková J,Nováková M,Julák J,Mencíková E

更新日期：1994-01-01 00:00:00

abstract：:Biological activity of secondary metabolites produced by a plant-growth-promoting Pseudomonas fluorescens was evaluated. The strain produced antibiotics phenazine (PHE), 2,4-diacetylphloroglucinol (PHL) and siderophore pyoverdin (PYO) in standard King's B and succinic acid media, respectively. After extraction, PYO wa...

journal_title：Folia microbiologica

authors： Boruah HP,Kumar BS

更新日期：2002-01-01 00:00:00

abstract：:This is the first report describing precipitation of bacteriophage particles with zinc chloride as a method of choice to isolate infectious lytic bacteriophages against Pectobacterium spp. and Dickeya spp. from environmental samples. The isolated bacteriophages are ready to use to study various (ecological) aspects of...

journal_title：Folia microbiologica

authors： Czajkowski R,Ozymko Z,Lojkowska E

更新日期：2016-01-01 00:00:00

abstract：:Cyanobacteria are one of the most successful and oldest forms of life that are present on Earth. They are prokaryotic photoautotrophic microorganisms that colonize so diverse environments as soil, seawater, and freshwater, but also stones, plants, or extreme habitats such as snow and ice as well as hot springs. This d...

journal_title：Folia microbiologica

authors： Řezanka T,Palyzová A,Sigler K

更新日期：2018-09-01 00:00:00

abstract：:Human immunodeficiency virus type 1 (HIV-1) viral protein R (Vpr) exerts multiple effects on viral and host cellular activities during infection, including induction of the cell cycle G2 arrest, and cell death in both human cells and the fission yeast Schizosaccharomyces pombe. We show that treament of exponential-pha...

journal_title：Folia microbiologica

authors： Antal J,Pesti M

更新日期：2006-01-01 00:00:00

abstract：:Chemical and microscopic features of wood decay by the basidiomycete Coriolopsis occidentalis are described. The fungus was grown on blocks of poplar, oak, and fir wood and caused significant mass, lignin, and saccharide losses in all kinds of wood. Poplar wood was particularly strongly affected. Twelve weeks after in...

journal_title：Folia microbiologica

authors： Homolka L,Nerud F,Kofronová O,Novotná E,Machurová V

更新日期：1994-01-01 00:00:00

abstract：:One-hundred patients with candidosis of the skin, mucous membranes and nail plates (confirmed by cultivation) were examined. Topical or systemic antimycotic treatment was successful in 58 patients. After a complete evaluation, 42 patients were found to suffer from factors supporting candidosis--diabetes mellitus (12),...

journal_title：Folia microbiologica

authors： Jautová J,Baloghová J,Dorko E,Pilipcinec E,Svický E,Danko J,Tkáciková L

更新日期：2001-01-01 00:00:00

abstract：:Manganese peroxidase (MnP) was produced by shallow stationary cultures of Phanerochaete chrysosporium growing on N-limited medium. Decolorization of sulfonphthalein (SP) dyes by MnP was investigated. The MnP activity profile and decolorization of SP dyes was correlated and almost all dyes were decolorized at pH 4.0. T...

journal_title：Folia microbiologica

authors： Christian VV,Shrivastava R,Novotný C,Vyas BR

更新日期：2003-01-01 00:00:00

abstract：:A collection of 34 lactococcal strains were characterized using the polymerase chain reaction (PCR) for the acmA gene, and for the 16S rDNA gene, and DNA fingerprinting methods for randomly amplified polymorphic DNA (RAPD) and repetitive extragenic palindrome-PCR (rep-PCR). PCR experiments corroborated the genotypic i...

journal_title：Folia microbiologica

authors： Prodelalová J,Spanová A,Rittich B

更新日期：2005-01-01 00:00:00

abstract：:Gut microbiome lives in the intestinal tract of animals and plays an important role in almost all life processes. Gut microbiome balance is beneficial to health, and imbalance leads to many diseases, one of which is obesity epidemic. However, gut microbiome is also influenced by host hormone, and different gut microbi...

journal_title：Folia microbiologica

authors： Yao G,Wu S,Zeng X,Zhao H,Wang G,Chen M,Qian N

更新日期：2019-11-01 00:00:00

abstract：:Composition of sterol fractions of nystatin-resistant Candida maltosa strains was determined. Using UV-spectrometry, TLC and GLC-MS it was demonstrated that resistance to nystatin is connected with the composition alterations of yeast cell sterols. Block of different stages of ergosterol biosynthesis was revealed in s...

journal_title：Folia microbiologica

authors： Mikhailova NP,Sorokoletova EF,Durasova EN,Vyunov KA,Shapovalov OI

更新日期：1991-01-01 00:00:00

abstract：:Oxidizing and assimilating ability of the yeast Candida utilis 49 was tested with 21 different low-boiling organic compounds which come as components of raw synthetic ethanol. The highest yields of yeast dry weight were obtained with ethanol (72.0%), propanol (48.2%), ethyl acetate (43.4%) and acetic acid (34.2%). To ...

journal_title：Folia microbiologica

authors： Sestáková M

更新日期：1976-01-01 00:00:00

abstract：:Aeromonads represent bacteria thought to be primarily mostly autochthonous to aquatic environments. This study was focused on the relation with antibiotics and enterocins of identified Aeromonas species isolated from the intestine of trouts living in Slovakian aquatic sources. Intestinal samples from 50 trouts (3 Salm...

journal_title：Folia microbiologica

authors： Lauková A,Kubašová I,Kandričáková A,Strompfová V,Žitňan R,Simonová MP

更新日期：2018-11-01 00:00:00

abstract：:The majority of antibiotics and substances with diverse biological activity used in medicine are produced by actinomycetes, nonfilamentous bacteria and fungi. Other microorganisms, such as myxobacteria, pseudomonads, nocardias, basidiomycetes, marine microorganisms, enterobacteria, halobacteria, hyperthermophiles etc....

journal_title：Folia microbiologica

authors： Bĕhal V

更新日期：2003-01-01 00:00:00

abstract：:The ability of six bifidobacterial strains (3 of human origin and 3 isolates from fermented milk products) to utilize glucose, lactose, melezitose, sucrose, raffinose, and stachyose was determined. Dairy-related bifidobacterial strains were identified as Bifidobacterium animalis (2 strains) or as B. pseudolongum (1 st...

journal_title：Folia microbiologica

authors： Rada V,Bartonová J,Vlková E

更新日期：2002-01-01 00:00:00

abstract：:The bioluminescence (BLM) and colony-forming units (CFU) of Pseudomonas fluorescens HK44 were monitored during encapsulation into pre-polymerized Si(OMe)₄. The non-induced BLM of free cells was increased in the presence of 0.5-2.5 % MeOH. After mixing silica sol with the cell suspension, both BLM and CFU dropped to 1-...

journal_title：Folia microbiologica

authors： Trögl J,Kuncová G,Kuráň P

更新日期：2010-11-01 00:00:00

abstract：:Frequency of heterocytes and nitrogenase activity (NA) under light and dark cultivation conditions was determined in 12 cyanobacterial strains isolated from various soil habitats. In spite of a high variability, significant differences in NA among the strains were found in response of light and dark cultivation. Relat...

journal_title：Folia microbiologica

authors： Hrouzek P,Lukesová A,Simek M

更新日期：2004-01-01 00:00:00

abstract：:This review discusses methods for the single-chain antibody fragment ($cFv) generation and scFv expression systems, and describes potential applications of scFv in the therapy of viral diseases and cancer, with emphasis on intracellularly expressed scFvs (intrabodies), application of scFvs in detection and diagnostics...

journal_title：Folia microbiologica

authors： Blazek D,Celer V

更新日期：2003-01-01 00:00:00

abstract：:Virus-like particles (VLPs) were isolated from the yeast Wickerhamia fluorescens strain CCY61-1-1. The VLPs are approximately 42 nm in diameter and contain only one species of dsRNA molecule. The apparent length of the dsRNA determined by native agarose gel electrophoresis was 4.6 kbp. Analysis of protein content of t...

journal_title：Folia microbiologica

authors： Pospísek M,Palková Z,Korb J,Vanĕk D

更新日期：1996-01-01 00:00:00

abstract：:The ability of Phanerochaete chrysosporium, Trametes versicolor, Coriolopsis polyzona, and Pleurotus ostreatus growing in a mitogen-limited mineral medium (NMM) to degrade PCBs in a commercial, Delor 106 mixture at a concentration of 0.9 ppm was compared. The respective amount of PCBs removed from the fungal cultures ...

journal_title：Folia microbiologica

authors： Novotný C,Vyas BR,Erbanová P,Kubátová A,Sasek V

更新日期：1997-01-01 00:00:00

abstract：:When studying the kinetics of DNA synthesis, growth and cell division in Escherichia coli B/r after irradiation with different doses of UV-radiation (254 nm) we could demonstrate, by means of pulse incorporation of 3H-thymidine, a lag in DNA synthesis after the irradiation. The relative rate of the restored DNA synthe...

journal_title：Folia microbiologica

authors： Kucerová H,Vĕchet B

更新日期：1982-01-01 00:00:00

abstract：:Small plasmid pKST23 was isolated from sheep ruminal Escherichia coli population. Plasmid sequence was determined to be 2,779 bp in length and was found to have an overall 42 % of GC pairs. However, its sequence can be divided into two regions based on genetic composition and the GC content. It was found that the high...

journal_title：Folia microbiologica

authors： Fecskeová L,Kovařík M,Javorský P,Pristaš P

更新日期：2012-07-01 00:00:00

abstract：:A hexokinase preparation was obtained from a Saccharomyces cerevisiae mutant strain deficient in glucosephosphate isomerase (GPI) and mannosephosphate isomerase (MPI) by precipitation with ammonium sulfate. The supernatant fraction corresponding to 40-60 % saturation showed the lowest content in GPI and MPI activity. ...

journal_title：Folia microbiologica

authors： Cabrera V,Pascual C,Herrera LS

更新日期：1981-01-01 00:00:00

abstract：:Inhibition activity of the alkaloid (-)-corypalmine on spore germination of plant pathogenic and saprophytic fungi (Alternaria solani, A brassicicola, A. brassicae, A. melongenae, Curvularia pallescens, C. lunata, C. maculans, Curvularisa sp., Colletotrichum sp., Helminthosporium speciferum, H. frumentacei, H. pennise...

journal_title：Folia microbiologica

authors： Maurya S,Srivastava JS,Jha RN,Pandey VB,Singh UP

更新日期：2002-01-01 00:00:00