Effect of nutrients and aeration on O2 evolution and photosynthetic pigments of Anabaena torulosa during akinete differentiation.

abstract：:The diversity and structure of bacterial and actinobacteral diversity and communities were determined in a metallophytic grassland soil from an upland site in northern England. The community profiles were subjected to multivariate analyses using correspondence and cluster analyses. The total bacterial community divers...

journal_title：Folia microbiologica

authors： Bamborough L,Cummings SP

更新日期：2009-01-01 00:00:00

abstract：:Investigation of the dependence of cell yield of Candida boidinii in a chemostat and specific growth rate in a turbidostat on temperature was carried out using methanol as substrate. Each of the curves obtained had only one maximum, the optimum temperature for yield (Ys) and for specific growth rate (micron) being som...

journal_title：Folia microbiologica

authors： Kuvshinnikov VD,Sobotka M,Minkevich IG,Eroshin VK

更新日期：1977-01-01 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：:Cord and newborn sera were found to possess a significantly decreased in vitro bactericidal activity to Escherichia coli as compared to sera of adult individuals. Hyperbilirubinaemia in neonates suffering from both Rh and ABO incompatibility results in a further significant impairment of the bactericidal activity of t...

journal_title：Folia microbiologica

authors： Miler I,Vondrácek J,Hromádková L

更新日期：1979-01-01 00:00:00

abstract：:Escherichia coli strain HB101 harboring an expression plasmid bearing calf prochymosin gene under the control of the tac promoter was grown in the presence of IPTG with or without novobiocin at 28 and 40 degrees C, respectively. The differential rates of synthesis of prochymosin inclusions, and, for comparison, of bet...

journal_title：Folia microbiologica

authors： Kaprálek F,Tichý PJ,Fábry M,Sedlácek J

更新日期：1998-01-01 00:00:00

abstract：:In yeast, the STB5 gene encodes a transcriptional factor belonging to binuclear cluster class (Zn2Cys6) of transcriptional regulators specific to ascomycetes. In this study, we prepared the Kluyveromyces lactis stb5Δ strain and assessed its responses to different stresses. We showed that KlSTB5 gene is able to complem...

journal_title：Folia microbiologica

authors： Bencova A,Konecna A,Toth Hervay N,Gbelska Y

更新日期：2019-07-01 00:00:00

abstract：:Using fermentation with a selected strain of Acetomonas oxydans it was possible to convert 2-deoxy-2-fluro-D-glucitol to 5-deoxy-5-fluoro-L-sorbose, in agreement with Bertrand's and Hudson's rule. The last-named compound was isolated in a yield of 88%. Both compounds were little toxic against Acetomonas oxydans. ...

journal_title：Folia microbiologica

authors： Kulhánek M,Tadra M,Pacák J,Trejbalová H,Cerný M

更新日期：1977-01-01 00:00:00

abstract：:A decrease in the content of ochratoxin A (OA) was observed in milk samples fermented by yoghurt bacteria and bifidobacteria. OA was added to the milk before fermentation at a rate of 0.05-1.5 mg/L. No residues of OA were found in samples containing 0.05 and 0.1 mg/L of OA, fermented by S. Salivarius subsp. thermophil...

journal_title：Folia microbiologica

authors： Skrinjar M,Rasić JL,Stojicić V

更新日期：1996-01-01 00:00:00

abstract：:The synthesis of exocellular proteinase decreases with increasing concentration of amino acids in the growth medium. After removal of amino acids the enzyme synthesis is gradually restored to normal values. The presence of inhibitors of transcription (actinomycin D) or translation (chloramphenicol) blocks the restorat...

journal_title：Folia microbiologica

authors： Moravcová J,Chaloupka J

更新日期：1984-01-01 00:00:00

abstract：:The green alga Scenedesmus intermedius was grown in synchronous culture under manganese or calcium deficiency for six successive generations. The growth rate, pigment and protein contents gradually decreased in comparison with the control. In Mn-deficient cells, the rate of oxygen evolution was sharply decreased. This...

journal_title：Folia microbiologica

authors： Adam MS,Issa AA

更新日期：2000-01-01 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：:The biological activity and the presence of genes sfp and ituD (surfactin and iturin A) among Bacillus strains isolated from the Amazon basin were determined. Bacillus spp. were tested for hemolytic activity and inhibition of fungal growth by agar plate assays in parallel with PCR for identification of sfp and ituD ge...

journal_title：Folia microbiologica

authors： Velho RV,Medina LF,Segalin J,Brandelli A

更新日期：2011-07-01 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：: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：: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：:Euglena ignobilis cells in natural puddle water of pH 7.8, when kept at 21 +/- 2 degrees C and under continuous light (intensity of approximately 30 micromol m(-2) s(-1)) in a culture chamber, decreased their speed of movement from > or = 78000 microm/min (after a 12-h cultivation), to 850-1300 microm/min after 18 h. ...

journal_title：Folia microbiologica

authors： Gupta S,Agrawal SC

更新日期：2005-01-01 00:00:00

abstract：:Patients suffering from periodontitis or periodontosis were selected for the study. Further subdivision of these groups was based on the presence or absence of herpes and/or adenoviruses in their oral lymphocytes and epithelial cells. The phagocytic and bactericidal activities of oral leukocytes isolated from the same...

journal_title：Folia microbiologica

authors： Ongrádi J,Sallay K,Kulcsár G

更新日期：1987-01-01 00:00:00

abstract：:A small-colony forming variant of Escherichia coli with a mutation in the ncf gene was analysed. The alternation of the protein composition in the cytoplasmic membrane and the interaction with K and E group colicins indicated a membrane mutation. The effect of this mutation on some membrane-bound processes, the activi...

journal_title：Folia microbiologica

authors： Braná H,Hubácek J,Michaljanicová D,Holubová I,Cejka K

更新日期：1977-01-01 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：: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 screening of 17 SAg genes of S. aureus isolated from the sputum of cystic fibrosis (CF) patients revealed that among 47 genetically different strains, 39 (83 %) carried SAg genes. Superantigens forming enterotoxin gene cluster were detected in 20 strains. The 2nd most common superantigen type was selk detected in ...

journal_title：Folia microbiologica

authors： Bania J,Dabrowska A,Rózalska B,Sadowska B,Wieckowska-Szakiel M,Korzekwa K,Zarczyńska A,Bystroń J,Chrzanowska J,Molenda J

更新日期：2006-01-01 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：: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：:Moderately halophilic bacteria utilizing phenol as the sole carbon source were isolated by selective enrichment from sea water. The isolate (Gram-negative motile rods) was identified as Deleya venusta. It grew well in the presence of up to 1600 mg/L of phenol and 8% NaCl under aerobic conditions. When the cells were t...

journal_title：Folia microbiologica

authors： Muñoz JA,Pérez-Esteban B,Esteban M,de la Escalera S,Gómez MA,Martínez-Toledo MV,González-López J

更新日期：2001-01-01 00:00:00

abstract：:A phosphate solubilizing fungus, Aspergillus awamori S29 was isolated from rhizoshpere of mungbean. The phosphate solubilizing activity of A. awamori S29 in liquid was 1,110 mg/L for tricalcium phosphate (TCP). The organism was able to solubilize various inorganic forms of phosphate at a wide range of temperatures. Am...

journal_title：Folia microbiologica

authors： Jain R,Saxena J,Sharma V

更新日期：2012-11-01 00:00:00

abstract：:The emergence of spa types and spa-clonal complexes (CC) among clinical methicillin-resistant Staphylococcus aureus isolates collected from the University Clinical Center in Gdańsk between 2008 and 2009 were investigated. Phage typing was used as the initial screening in the study. The basic set of phages and the addi...

journal_title：Folia microbiologica

authors： Wiśniewska K,Szewczyk A,Piechowicz L,Bronk M,Samet A,Swieć K

更新日期：2012-05-01 00:00:00

abstract：:The antimicrobial and morphogenetic effects of fourteen newly synthesized 2-substituted derivatives of quinoline-4-carboxylic acid and quinoline-4-carboxamide were studied using G+ and G- bacteria, yeasts and filamentous fungi. The highest antimicrobial effects were found with substituted quinoline-4-carboxylic acid d...

journal_title：Folia microbiologica

authors： Strigácová J,Hudecová D,Varecka L,Lásiková A,Végh D

更新日期：2000-01-01 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：:Thirty-four thiosemicarbazones and S-alkyl thiosemicarbazones, and some of their Zn(II) and Pd(II) complexes were obtained and purified to investigate antimicrobial activity. MIC values of the compounds were determined by the disc diffusion method against Escherichia coli, Klebsiella pneumoniae, Proteus mirabilis, Pse...

journal_title：Folia microbiologica

authors： Kizilcikli I,Kurt YD,Akkurt B,Genel AY,Birteksöz S,Otük G,Ulküseven B

更新日期：2007-01-01 00:00:00

abstract：:The validity of the principle of homeoviscous adaptation for Bacillus subtilis was tested by comparing fluorescence anisotropy (1,6-diphenyl-1,3,5-hexatriene) and electron-spin resonance (16-doxylstearate) measurements carried out in isolated plasma membranes and in phospholipid fractions. The physical measurements we...

journal_title：Folia microbiologica

authors： Svobodová J,Julák J,Pilar J,Svoboda P

更新日期：1988-01-01 00:00:00