Preparation of highly purified mitochondria of Neurospora crassa on a Percoll gradient.

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：:Altered cell signaling is the molecular basis for cell proliferation occurring in association with several gamma herpesvirus infections. Three gamma herpesviruses, namely EBV/HHV-4, KSHV/HHV-8 and the MHV-68 (and/or MHV-72) and their unusual cell-pirated gene products are discussed in this respect. The EBV, KSHV as we...

journal_title：Folia microbiologica

authors： Rajcáni J,Kúdelová M

更新日期：2003-01-01 00:00:00

abstract：:Genome projects produce a huge amount of sequence information. As a result, the focus of genomics research is turning toward deduction of functional information about newly discovered genes. Thus structural genomics paves the way for a new discipline called functional genomics by providing the information required for...

journal_title：Folia microbiologica

authors： Majtán T,Bukovská G,Timko J

更新日期：2004-01-01 00:00:00

abstract：:The rosettes formed by mouse peritoneal macrophages or DCH-5 cells and TNP-erythrocytes coated with anti-TNP antibodies of different isotypes were inhibited to various extent by monosaccharides. The most effective inhibitors were N-acetylglucosamine, glucosamine, mannose and N-acetylneuraminic acid in 1-5 mmol/L conce...

journal_title：Folia microbiologica

authors： Tucková L,Rejnek J,Zikán J,Vĕtvicka V

更新日期：1992-01-01 00:00:00

abstract：:Data on the production of clostridial toxins in dialyzed cultures are summarized. Principal modifications of this cultivation technique suitable for both research and production are shown. If toxins are released from the cells by autolysis (neurotoxins of Clostridium tetani, C. botulinum; lethal factors of C. novyi an...

journal_title：Folia microbiologica

authors： Vraný B,Hnátková Z,Lettl A

更新日期：1988-01-01 00:00:00

abstract：:The efficacy of the agents was evaluated on the basis of minimum inhibitory concentration (MIC) and time-kill curve analysis in Pseudomonas aeruginosa, Staphylococcus aureus, Acinetobacter baumannii, Mycobacterium smegmatis, and Citrobacter braakii; MIC was found to be 0.5, 4.0, 0.015625, 0.0078125, and 0.0625 mg/L in...

journal_title：Folia microbiologica

authors： Shrivastava SM,Shukla SK,Chaudhary M

更新日期：2009-09-01 00:00:00

abstract：:Dithiocarbamates were found to enhance the production of citric acid under solid-state fermentation conditions by Aspergillus niger. Maximum increase was observed with tetramethylthiuram disulfide (TMTD). Percent increases observed were 74.2% with 2.5 micrograms/mL of TMTD, 19.6% with 2.5 micrograms/mL of sodium dimet...

journal_title：Folia microbiologica

authors： Khanna V,Gupta KG

更新日期：1986-01-01 00:00:00

abstract：:The effect of paraquat on the activities of antioxidant defense and detoxifying enzymes of the white-rot fungus Funalia trogii was determined. Paraquat increased the activities of glutathione reductase (GR), glutathione transferase (GT) and superoxide dismutase at 1 mmol/L, while at 0.1 mmol/L it did not affect the ac...

journal_title：Folia microbiologica

authors： Asma D,Yeşilada O

更新日期：2002-01-01 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：:Three methods were used for the isolation of fungi in the present investigation: the dilution-plate method, hair-baiting technique with horse hairs and the "exposed plate" method. Sabouraud's glucose agar at 28 degrees C was also used as isolation medium. 102 species and 2 species varieties belonging to 36 genera were...

journal_title：Folia microbiologica

authors： Moubasher AH,Abdel-Hafez SI,Shoreit AA,Ismail MA

更新日期：1990-01-01 00:00:00

abstract：:Superoxide dismutases, both cytosolic Cu, Zn-SOD encoded by SOD1 and mitochondrial Mn-SOD encoded by SOD2, serve Saccharomyces cerevisiae cells for defense against the superoxide radical but the phenotypes of sod1A and sod2delta mutant strains are different. Compared with the parent strain and the sod1delta mutant, th...

journal_title：Folia microbiologica

authors： Dziadkowiec D,Krasowska A,Liebner A,Sigler K

更新日期：2007-01-01 00:00:00

abstract：:Vancomycin is often used in orthopedic surgery as a local prophylaxis of bacterial infection. The aim of this work was to compare the release of vancomycin and its biologically inactive crystalline degradation products (CDP-1) during in vitro experiments from different types of local antibiotic delivery systems (bone ...

journal_title：Folia microbiologica

authors： Klapkova E,Nescakova M,Melichercik P,Jahoda D,Dunovska K,Cepova J,Prusa R

更新日期：2020-06-01 00:00:00

abstract：:The assumption that the pyruvate decarboxylase activity of Saccharomyces carlsbergensis is the main limiting factor determining the formation rate and the total amount of d(--)-l-hydroxy-l-phenyl-propanone (phenylacetylcarbinol, PAC) produced was not confirmed. An increase of about 30% of the total amount of the PAC p...

journal_title：Folia microbiologica

authors： Vojtísek V,Netrval J

更新日期：1982-01-01 00:00:00

abstract：:Anaerobic ammonium-oxidizing (anammox) bacteria play an essential part in nitrogen removal in constructed wetlands. The objective of the present study was to explore the spatiotemporal dynamics of anammox bacterial communities and the associated factors in a full-scale constructed wetland for the treatment of polluted...

journal_title：Folia microbiologica

authors： Tong T,Li B,Xie S

更新日期：2020-04-01 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：:Microorganisms in the midgut and rectum of the honeybee were enumerated and characterized. Counts of aerobic microorganisms were distinctly lower than counts of anaerobes (10(5)-10(6) viable cells per g of intestinal content vs. 10(8)-10(9) per g). Total numbers of anaerobic microorganisms were almost identical with t...

journal_title：Folia microbiologica

authors： Kacániová M,Chlebo R,Kopernický M,Trakovická A

更新日期：2004-01-01 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：: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：: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 activities of inorganic pyrophosphatase, thymidine kinase and thymidine phosphorylase were measured in Ter-mutants of E. coli K12 which have a higher or a lower dTTP pool than the parent strain. The levels of inorganic pyrophosphatase and thymidine kinase were changed in the same direction and that of thymidine ph...

journal_title：Folia microbiologica

authors： Kukko E,Sundell L

更新日期：1983-01-01 00:00:00

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：:Over the years, quinones or its derivatives have been extensively studied due to their broad therapeutic spectrum. However, due to the significant structural differences between the individual naturally occurring quinones, investigation of the precise mechanism of their action is essential. In this context, we have an...

journal_title：Folia microbiologica

authors： Castro FAV,de Souza GFM,Pereira MD

更新日期：2020-02-01 00:00:00

abstract：:The effect of subinhibitory concentrations (subMICs) of new organic ammonium salts of four homologous series of alkylammonium bromides (32 compounds) was determined with respect to the induction of lysogenic strain prophage, influence of permeability reactions in a rabbit skin test and cytotoxic changes of monolayers ...

journal_title：Folia microbiologica

authors： Majtánová L,Hostacká A,Majtán V

更新日期：1995-01-01 00:00:00

abstract：:The present study was designed to characterize six Trueperella (T.) abortisuis strains, cultured over a period of 5 months from fetus and abortion material of six pigs of a single farm in Mecklenburg-West Pomerania federal state, Germany. It was of interest to investigate the epidemiological relationships of the six s...

journal_title：Folia microbiologica

authors： Alssahen M,Hassan AA,Wickhorst JP,Sammra O,Lämmler C,Glaeser SP,Kämpfer P,Timke M,Prenger-Berninghoff E,Abdulmawjood A

更新日期：2020-06-01 00:00:00

abstract：:Biodegradation of two amphiphilic "soft" antimicrobially active derivatives of lauric (dodecanoic) acid, a quaternary ammonium salt and an amine oxide bearing an amide or ester group, was followed using microorganisms from activated sludge. Primary biodegradation was determined by ion-selective electrodes, total biode...

journal_title：Folia microbiologica

authors： Cupková V,Sirotková L,Mlynarcík D,Devínsky F,Lacko I,Kovacková Z

更新日期：1993-01-01 00:00:00

abstract：:Ultrastructural changes induced by Rickettsia slovaca standard type (ST) and wild type (WT) were examined during their life cycle in L929 and Vero cells. R. slovaca invaded the cytoplasm of the host cell by phagocytosis on the 1st d p.i. Rickettsiae adhering to the cytoplasmic membrane were engulfed by cellular extens...

journal_title：Folia microbiologica

authors： Boldis V,Strus J,Kocianová E,Tusek-Znidaric M,Stefanidesová K,Spitalská E

更新日期：2009-01-01 00:00:00

abstract：:The production of bacterial enzymes in batch fermentations is compared with results obtained in continuous culture. When studying the production of alpha-amylase in Bacillus subtilis it was found that instability of the enzyme synthesis was due to nonhomogeneity of the population rather than to "the culture's history"...

journal_title：Folia microbiologica

authors： Fencl Z,Pazlarová J

更新日期：1982-01-01 00:00:00

abstract：:The addition of a nitrogen (nitrate) and carbon sources (acetate, citrate and fructose) and phosphate deficiency (nitrate medium deficient in phosphate) under unaerated conditions induced akinete differentiation in Anabaena torulosa. Aerated cultures of this organism in these nutrients did not differentiate akinetes. ...

journal_title：Folia microbiologica

authors： Sarma TA,Ahuja G,Khattar JI

更新日期：2000-01-01 00:00:00

abstract：:The antibiotic-producing ability of 57 bacteria isolated from 8 marine sedentary organisms, 6 sponges (Spirastrella sp., Phyllospongia sp., Ircinia sp., Aaptos sp., Azorica sp., Axinella sp.), 1 soft coral (Lobophytum sp.) and 1 alga (Sargassum sp.), was evaluated against 6 phytopathogenic fungi (Helminthosporium oryz...

journal_title：Folia microbiologica

authors： Mohapatra BR,Bapuji M,Sree A

更新日期：2002-01-01 00:00:00

abstract：:NaN3 was found to inhibit transformation but not the irreversible binding of donor 3H-DNA in competent cells of the original low-transformable strain Bacillus subtilis 168 trp2. Addition of NaN3 to cells of two mutants Bacillus subtilis HT39 and HT46 with an increased transformability decreased substantially the irrev...

journal_title：Folia microbiologica

authors： Tichý P,Jandová Z

更新日期：1977-01-01 00:00:00