Formation of extracellular neutral proteinase and the stringent response in Bacillus subtilis.

abstract：:As phospholipases of mycoplasma species may play a role in the pathogenesis of respiratory tract and urogenital tract diseases Mycoplasma mycoides and Acholeplasma laidlawii were examined as to the production of phospholipase A2 (PLA) and attempts were made to purify and characterize it. Both species produced PLA. The...

journal_title：Folia microbiologica

authors： Bhandari S,Asnani PJ

更新日期：1989-01-01 00:00:00

abstract：:The vacA and cagA genotypes of Helicobacter pylori exhibited distinct geographic distribution and correlation with severity of disease. In the above genotypes (obtained from 150 H. pylori-positive patients--139 with gastritis, 10 with ulcer and 1 patient with gastric cancer) combinations vacA s1/m1 and s2/m2 were dete...

journal_title：Folia microbiologica

authors： Mattana CM,Vega AE,Escobar F,Sabini L,Zanón S,Puig de Centorbia ON

更新日期：2007-01-01 00:00:00

abstract：:Murine herpesvirus 68 (MHV-68) is a natural pathogen that infects murid rodents, which serves as hosts for Ixodes ricinus ticks. For the first time, MHV-68 was detected in immature I. ricinus ticks feeding on Lacerta viridis lizards trapped in Slovakia, which supports the idea that ticks can acquire the virus from fee...

journal_title：Folia microbiologica

authors： Kúdelová M,Jánošová M,Belvončíková P

更新日期：2018-07-01 00:00:00

abstract：:The highest level of secreted brefeldin A was present in glucose-grown cultures, intermediate levels in glucose-fructose, and xylose cultures and low levels in fructose- and galactose-grown cultures of Curvularia lunata. The biomass decreased from glucose, fructose, xylose, glucose-fructose to galactose cultures. Bref...

journal_title：Folia microbiologica

authors： Sam CT

更新日期：1977-01-01 00:00:00

abstract：:The minimum inhibitory concentrations (MICs) of 24 antibiotics were determined for 45 Stenotrophomonas maltophilia strains by the microdilution method at 37 and 30 degrees C (after 24 h and 48 h of incubation). The isolates were obtained from mouth swabs and pus of 116 captive snakes whereas the identical strains (bas...

journal_title：Folia microbiologica

authors： Hejnar P,Kolár M,Sauer P

更新日期：2010-01-01 00:00:00

abstract：:The ribosomal stalk is involved directly in the interaction of the elongation factors with the ribosome during protein synthesis. The stalk is formed by a complex of five proteins, four small acidic polypeptides and a larger protein which directly interacts with the rRNA at the GTPase center. In eukaryotes, the acidic...

journal_title：Folia microbiologica

authors： Rodriguez-Gabriel MA,Bou G,Briones E,Zambrano R,Remacha M,Ballesta JP

更新日期：1999-01-01 00:00:00

abstract：:Numerous antibodies with a known mechanism of action are utilized as possible means for studying morphogenesis and differentiation. Inhibitors of biosynthesis of nucleic acids and proteins, compounds intervening with the synthesis and/or function of cell walls and membranes or compounds influencing the energy metaboli...

journal_title：Folia microbiologica

authors： Betina V

更新日期：1980-01-01 00:00:00

abstract：:A naturally deficient thiamine and methionine requiring strain of Bacillus coagulans (Ms 5) accumulates lysine in medium only when exogenous pyridoxine (optimal concentration, 0.1 mu g/ml) are supplied. Threonine exerts an inhibitory effect at higher concentrations but pyridoxine does not. ...

journal_title：Folia microbiologica

authors： Chatterjee S,Banerjee AK

更新日期：1975-01-01 00:00:00

abstract：:The aim of the study was to compare the phenotype of lymphocyte subpopulations of the GALT (gut-associated lymphatic tissue) in germfree (GF) and conventionally (CV) reared rats, i.e. to analyze the effect of microbial colonization on the development of intestinal lymphocyte subsets. Surface marker characteristics wer...

journal_title：Folia microbiologica

authors： Stĕpánková R,Sinkora J,Hudcovic T,Kozáková H,Tlaskalová-Hogenová H

更新日期：1998-01-01 00:00:00

abstract：:Five trisubstituted quinazolones and eight trisubstituted quinazoline-4-thiones have been tested for antibacterial effects by a microdilution method. Four derivatives exerted a significant effect on E. coli, P. aeruginosa, S. aureus and B. subtilis (IC50 < 100 mg/L). In the bacterium P. aeruginosa six quinazolines sho...

journal_title：Folia microbiologica

authors： Jantová S,Greif G,Spirková K,Stankovský S,Oravcová M

更新日期：2000-01-01 00:00:00

abstract：:The microflora of the chernozem soil mineralized 62% of the lactose retained on a column consisting of three 10-g layers of the soil at a daily flow of 48 mg of the sugar. Only 45% of the sugar was mineralized when the daily flow was 136 mg. The highest value of the beta-galactosidase activity in the system of heteroc...

journal_title：Folia microbiologica

authors： Rysavý P

更新日期：1981-01-01 00:00:00

abstract：:Among 18 tested strains of Claviceps spp., 7 produced significant amounts of exocellular polysaccharide (EPS). The maximum production of EPS was found in fermentation broth of Claviceps viridis. The kinetics of growth, substrate consumption, and EPS production in the batch, aerobic, submerged culture of this fungus we...

journal_title：Folia microbiologica

authors： Flieger M,Kantorová M,Benesová T,Pazoutová S,Votruba J

更新日期：2003-01-01 00:00:00

abstract：:Propionate at concentrations up to 0.05% decreased at 25 degrees C the growth and sporulation of Penicillium aurantiogriseum. The standard size of conidiogenous structures (metulae, phialids) and conidia was diminished. The effect was more pronounced at a higher temperature (30 degrees C). Inhibition of ochratoxin pro...

journal_title：Folia microbiologica

authors： Skrinjar M,Danev M,Dimić G

更新日期：1995-01-01 00:00:00

abstract：:Cultures of 33 basidiomycete strains out of 35 tested were viable with unchanged characteristics after four years of maintenance on perlite in cryovials. These cultures can be a good substitute for agar cultures in long-term maintenance of fungi. For comparison, the storage under oil was evaluated but it turned out to...

journal_title：Folia microbiologica

authors： Homolka L,Lisá L

更新日期：2008-01-01 00:00:00

abstract：:Sodium fluoride showed pH-dependent physiological responses in the two test microalgae Anabaena khannae and Chlorococcum humicola. A. khannae showed severe membrane damage with fluoride at low pH with leakage of pigments and electrolytes. Annihilation of photosynthesis along with inhibition in 14C uptake was observed ...

journal_title：Folia microbiologica

authors： Bhatnagar M,Bhatnagar A

更新日期：2004-01-01 00:00:00

abstract：:Bacterial metabolites with communicative functions could provide protection against stress conditions to members of the same species. Yet, information remains limited about protection provided by metabolites in Bacillus cereus and inter-species. This study investigated the effect of extracellular compounds derived fro...

journal_title：Folia microbiologica

authors： Gómez-Govea MA,García S,Heredia N

更新日期：2017-05-01 00:00:00

abstract：:Streptomyces caelestis DSM 40084 produces two osmolytes, viz. 2-O-(alpha-D-glucopyranosyl)-zeta-glyceric acid (GG) and trehalose. Both compounds were isolated and identified by nuclear magnetic resonance spectroscopy and mass spectrometry. A very sensitive regulation of the cell osmolytes was demonstrated in exponenti...

journal_title：Folia microbiologica

authors： Pospísl S,Halada P,Petrícek M,Sedmera P

更新日期：2007-01-01 00:00:00

abstract：:The effect of foliar application of 2% urea and 0.6% benomyl on changes in colonization of the rhizosphere by microorganisms and of roots by the fungus Gaeumannomyces graminis (Sacc.) Arx et Olivier var. tritici Walker was followed in vegetation glass-house experiments. Treatment with a urea solution resulted in incre...

journal_title：Folia microbiologica

authors： Vraný J,Stanĕk M,Vancura V

更新日期：1980-01-01 00:00:00

abstract：:The pathogenesis of bacillary dysentery can be studied at different levels of integration of the cellular components that constitute the colonic mucosal barrier. We considered the interaction of Shigella flexneri in three experimental systems that provide complementary information and a scheme of events occurring in h...

journal_title：Folia microbiologica

authors： Sansonetti PJ

更新日期：1998-01-01 00:00:00

abstract：:The induction of tryptophanase was not affected by rifampicin in the rifampicin-resistant mutant of Vibrio el tor while the antibiotic inhibited the induction of tryptophanase in the normal strain at level of ribonucleic acid and protein synthesis. ...

journal_title：Folia microbiologica

authors： Sinha AM,Ghosh S,Chatterjee GC

更新日期：1977-01-01 00:00:00

abstract：:The mean lengths of G1, S, G2 and M phases of the cell cycle were determined on the basis of the population distribution of Candida utilis grown in a continuous culture under steady-state conditions by using an original mathematical method. The length of the G2 phase was proportional to that of G1; the length of M was...

journal_title：Folia microbiologica

authors： Krticka J,Vraná D,Ludvík J,Votruba J

更新日期：1990-01-01 00:00:00

abstract：:Staphylococcus epidermidis is a biofilm-forming bacterial strain that can cause major problems as an agent of nosocomial infections. Bacteria in biofilms are shielded from the environment and can survive high doses of antibiotics. We here test the antibiotic susceptibility of Staphylococcus epidermidis to rising genta...

journal_title：Folia microbiologica

authors： Ammann CG,Neuhauser D,Eberl C,Nogler M,Coraça-Huber D

更新日期：2018-05-01 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：:Fungal cells of Aureobasidium pullulans ATCC 201253 were immobilized by entrapment in chitosan beads, and the immobilized cells were investigated for their ability to produce the polysaccharide pullulan using batch fermentation. The 1% chitosan-entrapped fungal cells were capable of producing pullulan for two cycles o...

journal_title：Folia microbiologica

authors： West TP

更新日期：2011-07-01 00:00:00

abstract：:The microbial fuel cells (MFCs) are recognized to be highly effective for the biodegradation of phenol. For isolating the phenol-degrading bacteria, the sample containing 500 mg/L phenol was collected from the MFCs. The strain (WL027) was identified basing on the 16S rRNA gene analysis and phylogenetic analysis as Bac...

journal_title：Folia microbiologica

authors： Wei G,Xia D,Li-Li W,Hong Y

更新日期：2018-01-01 00:00:00

abstract：:Strains of genus Citrobacter (152 isolates from 1950 to 1988 deposited in the Czech National Collection of Type Cultures, Prague) were re-classified using biological and matrix-assisted laser desorption/ionization time-of-flight mass spectrometry (MALDI-TOF MS) methods. One-hundred thirty-six strains (ca. 90 %) were i...

journal_title：Folia microbiologica

authors： Kolínská R,Spanělová P,Dřevínek M,Hrabák J,Zemličková H

更新日期：2015-01-01 00:00:00

abstract：:The chloramphenicol resistance gene from pSa was introduced into T-DNA of pTi T37 of Agrobacterium tumefaciens by cointegration with intermediary plasmid based on pBR322. The resulting intermediary vector was mobilized to A. tumefaciens T37 by conjugative plasmid pRK2. The RK2 plasmid also forms contegrates with pTi d...

journal_title：Folia microbiologica

authors： Vlasák J,Hrouda M,Bísková R,Ondrej M

更新日期：1986-01-01 00:00:00

abstract：:Stabilized sewage sludge is applied to agricultural fields and farmland due to its high organic matter content. The aim of this study was to investigate the effects of two types of sludge stabilization, mesophilic anaerobic digestion (MAD) and thermophilic anaerobic digestion (TAD), on bacterial communities in sludge,...

journal_title：Folia microbiologica

authors： Stiborova H,Wolfram J,Demnerova K,Macek T,Uhlik O

更新日期：2015-11-01 00:00:00

abstract：:Strains ofRhodotorula sp.,Candida spp. andLangermania sp. cultivated on polyunsaturated oil preferentially incorporated more unsaturated fatty acids. These fatty acids were used mainly for growth needs whereas the saturated ones accumulated in the microbial cell. The cellular oil and the remaining oil in the culture h...

journal_title：Folia microbiologica

authors： Aggelis G,Papadiotis G,Komaitis M

更新日期：1997-04-01 00:00:00

abstract：:Pullulanase of Klebsiella oxytoca is one of a wide variety of extracellular proteins that are secreted by Gram-negative bacteria by the complex main terminal branch (MTB) of the general secretory pathway. The roles of some of the 14 components of the MTB are now becoming clear. In this review it is proposed that most ...

journal_title：Folia microbiologica

authors： Pugsley AP,Francetic O,Hardie K,Possot OM,Sauvonnet N,Seydel A

更新日期：1997-01-01 00:00:00