Phenolic acids reduce the genotoxicity of acridine orange and ofloxacin in Salmonella typhimurium.

abstract：:Coxiella burnetii (C. burnetii), an intracellular zoonotic bacterium causing Q fever, occurs widely in cattle herds. After invasion of the pregnant uterus and initial localization in the placenta, active C. burnetii infections may spread to the fetus hematogenously or by the amniotic-oral route and thus may cause abor...

journal_title：Folia microbiologica

authors： Freick M,Konrath A,Enbergs H,Walraph J,Weber J,Eulenberger K

更新日期：2018-03-01 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：: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：:The biosynthetic gene cluster of porothramycin, a sequence-selective DNA alkylating compound, was identified in the genome of producing strain Streptomyces albus subsp. albus (ATCC 39897) and sequentially characterized. A 39.7 kb long DNA region contains 27 putative genes, 18 of them revealing high similarity with hom...

journal_title：Folia microbiologica

authors： Najmanova L,Ulanova D,Jelinkova M,Kamenik Z,Kettnerova E,Koberska M,Gazak R,Radojevic B,Janata J

更新日期：2014-11-01 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：: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：:A gram-negative bacterium GXGL-4A was originally isolated from maize roots. It displayed nitrogen-fixing (NF) ability under nitrogen-free culture condition, and had a significant promotion effect on cucumber growth in the pot inoculation test. The preliminary physiological and biochemical traits of GXGL-4A were charac...

journal_title：Folia microbiologica

authors： Sun S,Chen Y,Cheng J,Li Q,Zhang Z,Lan Z

更新日期：2018-11-01 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：: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：: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

abstract：:Levels of phenotypic and genotypic diversity among seven Megasphaera elsdenii strains recovered from rumen contents of cattle, sheep and lambs were determined by a combination of antibiotic-resistance analysis and PCR fingerprint techniques targeted both to the ribosomal RNA operon (ARDRA, RISA) and the whole genome (...

journal_title：Folia microbiologica

authors： Piknová M,Bíres O,Javorský P,Pristas P

更新日期：2006-01-01 00:00:00

abstract：:Three indigenous plasmids designated pRK1, pRK2 and pRK3 were identified among producers of penicillin G acylase (PGA) derived from the strain Escherichia coli W ATCC 9637. Their size and copy number (CN) in E. coli W were determined (kb; CN): pRK1 (80; 3.4), pRK2 (5.1; 71), and pRK3 (4.8; 13.7). Strain E. coli RE2 ha...

journal_title：Folia microbiologica

authors： Sobotková L,Grafková J,Stĕpánek V,Vacík T,Maresová H,Kyslík P

更新日期：1999-01-01 00:00:00

abstract：:Bacillus subtilis strains expressing listeriolysin O (LLO) and simultaneously LLO and p60 protein were constructed. The effect of p60 protein on hemolytic activity and on the invasion of professional phagocytes was demonstrated in the absence of other virulence factors of L. monocytogenes. The hemolytic activity of LL...

journal_title：Folia microbiologica

authors： Krawczyk-Balska A,Markiewicz Z,Bielecki J

更新日期：2005-01-01 00:00:00

abstract：:We have investigated the expression of cyclins, cyclin dependent kinases (CDK), and CDK inhibitors (CKI) at the mRNA level in a panel of small-cell lung cancer (SCLC) cell lines in vitro and in vivo as xenografts in nude mice. The results showed that the cell lines expressed varying amounts of most cyclin and CDK's bu...

journal_title：Folia microbiologica

authors： Krarup M,Poulsen HS,Spang-Thomsen M

更新日期：1998-01-01 00:00:00

abstract：:Blastoschizomyces capitatus is an uncommon, opportunistic pathogenic fungus, which causes invasive and disseminated infections. This microorganism is normally present in both environmental and normal human flora. Within a host, B. capitatus is able to grow in both unicellular yeast and multicellular filamentous growth...

journal_title：Folia microbiologica

authors： Allocati N,Masulli M,Del Boccio P,Pieragostino D,D'Antonio D,Sheehan D,Di Ilio C

更新日期：2014-03-01 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：: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：:Inactivation of seven strains derived from Escherichia coli B differing in their capacity to repair damage to their DNA (exc, pol, rec) after irradiation with far (254 nm) and middle and near (300 to 380 and 320--400 nm) UV light was investigated. The same bacterial strains were also used as hosts for the UV-irradiate...

journal_title：Folia microbiologica

authors： Janovská E,Samoilova KA,Vízdalová M

更新日期：1980-01-01 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：: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：:Lactobacillus pobuzihii is a novel species which has been previously found in pobuzihi (fermented cummingcordia), a traditional fermented food in Taiwan. However, the lactic acid bacteria (LAB) microflora in pobuzihi has not been studied in detail. In this study, LAB from pobuzihi were isolated, identified, and charac...

journal_title：Folia microbiologica

authors： Chen YS,Wu HC,Wang CM,Lin CC,Chen YT,Jhong YJ,Yanagida F

更新日期：2013-03-01 00:00:00

abstract：:Proteinase production by Lactobacillus murinus was influenced by temperature, glucose concentration, initial pH and nitrogen sources. Maximum proteinase production occurred at 45 degrees C, pH 6.6 and with 0.5% (W/V) glucose. Tryptone, peptone and gelatin inhibited it. ...

journal_title：Folia microbiologica

authors： Strasser de Saad AM,Manca de Nadra MC,Pesce de Ruiz Holgado AA,Oliver G

更新日期：1987-01-01 00:00:00

abstract：:Candidiases, infections caused by germination forms of the Candida fungus, represent a heterogeneous group of diseases from systemic infection, through mucocutaneous form, to vulvovaginal form. Although caused by one organism, each form is controlled by distinct host immune mechanisms. Phagocytosis by polymorphonuclea...

journal_title：Folia microbiologica

authors： Raska M,Bĕláková J,Krupka M,Weigl E

更新日期：2007-01-01 00:00:00

abstract：:Several amino acids affected the amount of bacitracin produced by Bacillus licheniformis ATCC 10716 and the high-yielding mutant B. licheniformis AL. The possibility of an amino acid control mechanism for bacitracin biosynthesis is discussed. The two strains showed a different response to the addition of some amino ac...

journal_title：Folia microbiologica

authors： Haavik HI

更新日期：1979-01-01 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：:Substitution with NO2, Cl, Br and I into position 6 of 2-benzthiazolthiol derivatives increased their antimicrobial efficiency while the SH group is preserved. This increase affected both G+ and G--bacteria, mycobacteria and some fungi. The degree of efficiency of the benzthiazol derivatives is also influenced by the ...

journal_title：Folia microbiologica

authors： Foltínová P,Sutoris V,Blöckinger G,Ebringer L

更新日期：1978-01-01 00:00:00

abstract：:The regulation of gene transcription allows yeast cells to respond properly to changing environmental conditions. Several protein complexes take part in this process. They involve RNA polymerase complexes, chromatin remodeling complexes, mediators, general transcription factors and specific transcriptional regulators....

journal_title：Folia microbiologica

authors： Drobná E,Bialková A,Subík J

更新日期：2008-01-01 00:00:00

abstract：:The prevalence of extended-spectrum beta-lactamases (ESBL) was determined among isolates of Escherichia coli (n = 63) isolated from hospitalized (43) and healthy (20) children. Ten isolates (21%) were ESBL-positive for two screening tests, the double disk-synergy test and the Oxoid Combination Disk method. One ESBL-po...

journal_title：Folia microbiologica

authors： Franiczek R,Sobieszczańska B,Grabowski M,Mowszet K,Pytrus T

更新日期：2003-01-01 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 gene encoding the coat protein (CP) of a potato virus Y (PVY) was cloned into expression vector pMPM-A4Omega. PVY CP was expressed in Escherichia coli and the purified recombinant protein was used for raising rabbit polyclonal antibodies. The sera and antibodies were tested for the detection of PVY in the laborato...

journal_title：Folia microbiologica

authors： Folwarczna J,Plchová H,Moravec T,Hoffmeisterová H,Dedic P,Cerovská N

更新日期：2008-01-01 00:00:00