Semicontinuous cultivation of autotrophic algae.

abstract：:A method is presented for the successful decontamination of sparingly soluble pteridine derivatives by microwave irradiation. The method is nondestructive, rapid and effective in eliminating contamination. ...

journal_title：Folia microbiologica

authors： Alam A

更新日期：1991-01-01 00:00:00

abstract：:The morphology, host range, structural proteins and serological properties of Streptococcus thermophilus phages isolated from Finnish cheese plants were investigated. The results show that all the nine phages belong morphologically to Ackermann's group B1. The host-phage reactions and plating efficiency justify the di...

journal_title：Folia microbiologica

authors： Kivi S,Peltomäki T,Luomala K,Sarimo SS

更新日期：1987-01-01 00:00:00

abstract：:Plenty of metagenomic studies have suggested possible associations between microbiome composition and colorectal cancer (CRC). However, these techniques are not economic enough for routine use so far. Therefore, we explored the possibility to detect species associated with colorectal cancer by conventional culture fro...

journal_title：Folia microbiologica

authors： Starý L,Mezerová K,Vysloužil K,Zbořil P,Skalický P,Stašek M,Raclavský V

更新日期：2020-12-01 00:00:00

abstract：:Treatment of Helicobacter pylori cells with several chaotropic agents resulted in different degrees of inhibition in the binding of the bacteria to hemin and Congo-red dye. Polyanions also yielded a >50% inhibitory effect. Furthermore, hydrophobic interaction chromatography was used to determine the relative surface h...

journal_title：Folia microbiologica

authors： Ruiz-Bustos E,Wadström T,Ascencio F

更新日期：2011-05-01 00:00:00

abstract：:Lactobacillus bulgaricus 59 and L. casei RTS and their respective nitrosoguanidine-induced mutants were estimated for titratable and volatile acidities, production of biacetyl and acetoin and for proteolytic activity. Both the mutants showed a marked increase in proteolytic activity as compared to the parents. ...

journal_title：Folia microbiologica

authors： Singh J,Ranganthan B,Chander H

更新日期：1980-01-01 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：:Inhibition of methanogenesis in ruminal cultures was attempted by hindering thiamine availability through its degradation by 'polyphenols' and competition for active sites on enzymes and transporters using thiamine structural analogs. Effects on fermentation were small and not consistently reversed by adding thiamine....

journal_title：Folia microbiologica

authors： Ungerfeld EM,Rust SR,Burnett R

更新日期：2009-11-01 00:00:00

abstract：:The activities of superoxide dismutase (SOD), catalase (CAT) and glutathione peroxidase (GSP) as well as of succinate dehydrogenase (SDG), NADH dehydrogenase (NDG) and fumarate hydratase (FHT) were examined in relation to mitochondrial ultrastructure changes in Aspergillus niger exposed to N,N-bis(3-aminopropyl)dodecy...

journal_title：Folia microbiologica

authors： Kuźniak E,Wyrwicka A,Gabara B,Koziróg A,Skłodowska M

更新日期：2006-01-01 00:00:00

abstract：:Vibrio el tor cells contain a constitutive reductase enzyme which converts nitrofurantoin to an active principle that is responsible for the observed antibacterial activity of the drug. Acquisition of resistance of this strain towards nitrofurantoin is associated with the loss of this reductase. This enzyme is located...

journal_title：Folia microbiologica

authors： Ghosh Dastidar P,Sinha AM,Ghosh S,Chatterjee GC

更新日期：1979-01-01 00:00:00

abstract：:Candida bracarensis is an emerging cryptic species within the Candida glabrata clade. To date, little is known about its epidemiology, virulence, and antifungal susceptibility. This study documents the occurrence of C. bracarensis for the first time in Mexico and focuses on its in vitro production of hydrolytic enzyme...

journal_title：Folia microbiologica

authors： Treviño-Rangel RJ,Espinosa-Pérez JF,Villanueva-Lozano H,Montoya AM,Andrade A,Bonifaz A,González GM

更新日期：2018-07-01 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：: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：: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：:Structural and functional properties of prokaryotic DNA methyltransferases are summarized. The different aspects of the role of DNA methylation which influences DNA-protein interaction in restriction and modification of DNA and in mismatch repair, DNA replication and gene expression are discussed. ...

journal_title：Folia microbiologica

authors： Hubácek J

更新日期：1992-01-01 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：:We report the cloning and sequence analysis of a gamma-butyrolactone autoregulator regulatory island that includes an sscR gene encoding the gamma-butyrolactone autoregulator receptor from Streptomyces scabies NBRC 12914, a plant pathogenic strain. gamma-Butyrolactone autoregulators trigger secondary metabolism, and s...

journal_title：Folia microbiologica

authors： Kitani S,Hoshika M,Nihira T

更新日期：2008-01-01 00:00:00

abstract：:One-week dextran sulfate treatment of conventional (CV) immunodeficient (SCID) mice gave rise to acute colitis in the colon mucosa; germ-free (GF) SCID mice did not exhibit any changes in colon morphology. Dextran sulfate application to CV immunocompetent (BALB/c) mice did induce substantial changes in the colon mucos...

journal_title：Folia microbiologica

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

更新日期：2001-01-01 00:00:00

abstract：:The aim of this study was to determine the prevalence of Listeria sp. and Listeria monocytogenes in soil samples with reference to type of fertilizers (natural and artificial) and distance from places intensively exploited by men, as well as to determine the relationship between the presence of L. monocytogenes in the...

journal_title：Folia microbiologica

authors： Szymczak B,Szymczak M,Sawicki W,Dąbrowski W

更新日期：2014-01-01 00:00:00

abstract：:The submerged culture of the Claviceps purpurea strain studied was polymorphous. In the process of alkaloid synthesis, cytodifferentiation preceded biochemical differentiation. The onset of the alkaloid phase was characterized by: predominance of chlamydospores in the culture, the presence of vegetative cells with red...

journal_title：Folia microbiologica

authors： Rehácek Z,Kozová J

更新日期：1975-01-01 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：:Streptomyces aureofaciens glucosidizes 1,2,4-trihydroxy-9,10-anthraquinone (purpurin) added to the cultivation medium to yield the corresponding 2-beta-D-glucoside. The identity of the glucoside was demonstrated by comparing its physico-chemical properties with data of an authentic sample prepared synthetically. A fur...

journal_title：Folia microbiologica

authors： Steinerová N,Matĕjů J,Cudlín J,Vanĕk Z

更新日期：1984-01-01 00:00:00

abstract：:In ostriches and pheasants, there is still limited information relating to staphylococci and their properties. Biogenic amines (BAs) are nitrogenous low-molecular-weight substances with biological functions in animals, plants and microorganisms. In this study, we focused on BA production by targeted faecal staphylococ...

journal_title：Folia microbiologica

authors： Lauková A,Kandričáková A,Pleva P,Buňková L,Ščerbová J

更新日期：2017-05-01 00:00:00

abstract：:Diseases of the central nervous system (CNS) mean for the human organism a potentially dangerous situation. An investigation of cerebrospinal fluid (CSF) provides important information about a character of CNS impairment in the decision-making diagnostic and therapeutic algorithm. The authors present a brief overview ...

journal_title：Folia microbiologica

authors： Hepnar D,Adam P,Žáková H,Krušina M,Kalvach P,Kasík J,Karpowicz I,Nasler J,Bechyně K,Fiala T,Mamiňák M,Malíková I,Mareš J,Šigut V,Tokár Z,Vránová J

更新日期：2019-05-01 00:00:00

abstract：:This study was undertaken to develop a new Gram-staining machine controlled by a micro-controller and to investigate the quality of slides that were stained in the machine. The machine was designed and produced by the authors. It uses standard 220 V AC. Staining, washing, and drying periods are controlled by a timer b...

journal_title：Folia microbiologica

authors： Felek S,Arslan A

更新日期：1999-01-01 00:00:00

abstract：:The structural gene coding for YompC has been identified in the genome of a pathogenic strain of Yersinia enterocolitica O:9, and was subsequently cloned and sequenced. Detailed alignment of the deduced amino acid sequence showed that YompC is a member of the OmpC porin family with the highest degree of homology to Kl...

journal_title：Folia microbiologica

authors： Brzostek K,Raczkowska A

更新日期：2007-01-01 00:00:00

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：:A total of 368 rotavirus RNA-positive (PAGE) stool samples collected continually during 1992-95 from infants and young children under five years of age hospitalized with acute gastroenteritis were serotyped using an enzyme immunoassay with VP7-specific monoclonal antibodies (ELISA with MAbs) for serotypes G1-G4. The s...

journal_title：Folia microbiologica

authors： Tietzová J,Petrovicová A

更新日期：2000-01-01 00:00:00

abstract：:The survival of Herbaspirillum spp. cells added directly or encapsulated in alginate beads and colonization of wheat roots was evaluated in soil microcosms. Cells entrapped in alginate in the presence of JNFb-broth and introduced into unplanted non-sterile clay loamy and sandy soils survived better than cells added di...

journal_title：Folia microbiologica

authors： el-Komy HM

更新日期：2001-01-01 00:00:00

abstract：:The effect of dental plaque bacteria on LFA-1 beta expression on peripheral blood leukocytes was studied in 20 patients with early-onset periodontitis and in 10 healthy controls. Stimulation of PMN with selected dental plaque bacteria which play a role in the pathogeny of periodontitis significantly increased the expr...

journal_title：Folia microbiologica

authors： Procházková J,Bártová J,Bílková A,Kruzík P,Krejsa O,Dusková J,Mrklas L

更新日期：1996-01-01 00:00:00

abstract：:Addition of glucose to a resting cell suspension of the yeast Saccharomyces cerevisiae was accompanied by marked shifts of the G alpha-protein subunits from the plasma membrane to the cell interior. This process was rapid with half-times between < 10 and 20 s. The decrease of the plasma membrane pool of the Gi alpha/G...

journal_title：Folia microbiologica

authors： Kotyk A,Ihnatovych I,Lapathitis G,Lamash N,Svoboda P

更新日期：2001-01-01 00:00:00