Virulence factors in clinical and food isolates of Aeromonas species.

abstract：:Excessive use of antibiotics contributes to the selection of resistant bacteria and intestinal colonization with multiresistant pathogens poses a risk factor for subsequent infections. The present study assessed vancomycin-resistant enterococci (VRE) carriage rates in patients admitted to our tertiary care hospital. S...

journal_title：Folia microbiologica

authors： Franyó D,Kocsi B,Bukta EE,Szabó J,Dombrádi Z

更新日期：2020-06-01 00:00:00

abstract：:Thirty-three fully breast-fed infants aged between 1 and 12 weeks were screened for bifidobacteria in feces. Bifidobacteria counts in most fecal samples determined both by TPY agar and FISH procedure ranged from 10(8) to 10(11) CFU/g. Three infants did not contain any bifidobacteria in their fecal samples. One child w...

journal_title：Folia microbiologica

authors： Vlková E,Rada V,Bujnáková D,Kmet V

更新日期：2004-01-01 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：: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：: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：:Infiltration of immune cells into CNS is one of the essential events in multiple sclerosis (MS) development. Adhesion molecules like the intercellular adhesion molecule 1 (ICAM-1) play critical role in this process. Therefore, the ICAM1 gene containing two important single-nucleotide polymorphisms (SNPs) belongs to ca...

journal_title：Folia microbiologica

authors： Shawkatová I,Javor J,Párnická Z,Bucová M,Čopíková-Cudráková D,Michalík J,Gmitterová K,Čierny D,Buc M,Ďurmanová V

更新日期：2017-07-01 00:00:00

abstract：:The newly described type strains Arcanobacterium pinnipediorum DSM 28752T and Arcanobacterium wilhelmae DSM 102162T, initially isolated from an anal swab of a harbor seal (Sammra et al. Int J Syst Evol Microbiol 65:4539-4543, 2015) and the genital tract of a rhinoceros (Sammra et al. Int J Syst Evol Microbiol 67:2093-...

journal_title：Folia microbiologica

authors： Sammra O,Rau J,Wickhorst J,Alssahen M,Hassan AA,Lämmler C,Prenger-Berninghoff E,Abdulmawjood A

更新日期：2018-11-01 00:00:00

abstract：:When investigating the possible antitrichomodal effect of 41 phenylsazones, nitro- and dinitro-phenylhydrazones a significant inhibitory effect on multiplication of Trichomonas foetus could be detected in 14 derivatives; eight derivatives were ineffective, other derivatives exhibited only a slight effect. The inhibito...

journal_title：Folia microbiologica

authors： Fuska J,Fusková A,Kettner M,Frank V,Linek K

更新日期：1982-01-01 00:00:00

abstract：:A new metabolite was isolated from the culture of Penicillium rugulosum and its structure was determined from physico-chemical data. Accompanying metabolites skyrin and rugulosin were characterized by UV, IR, CD, mass and NMR spectra. ...

journal_title：Folia microbiologica

authors： Sedmera P,Podojil M,Vokoun J,Betina V,Nemec P

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：: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：: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：:Verotoxin-producing Escherichia coli (VTEC) are nowadays among the most important emerging group of food-borne pathogens (VTEC strains cause gastroenteritis that can be complicated by the hemorrhagic colitis or hemolytic uremic syndrome, HUS). Escherichia coli 026 producing verotoxin 2 was isolated and its identity co...

journal_title：Folia microbiologica

authors： Liptáková A,Siegfried L,Kmetová M,Birosová E,Kotulová D,Bencátová A,Kosecká M,Bánovcin P

更新日期：2005-01-01 00:00:00

abstract：:The postantibiotic effect (PAE) and the postantibiotic sub-MIC effect (PASME) of ciprofloxacin, pefloxacin and amikacin were studied for Salmonella typhimurium and S. enteritidis strains. PAE was induced by 2 x and 4 x MIC of antibiotics studied for 0.5 h. After PAE and PASME their effect on prophage induction of a ly...

journal_title：Folia microbiologica

authors： Majtán V,Majtánová L

更新日期：1997-01-01 00:00:00

abstract：:The geographical distribution of Bacillus anthracis strains and isolates bearing some of the same genetic markers as the Amerithrax Ames isolate was examined and evaluated. At least one mechanism for the horizontal movement of genetic markers was shown amongst isolates and closely related species and the effect of suc...

journal_title：Folia microbiologica

authors： Kiel JL,Parker JE,Holwitt EA,McCreary RP,Andrews CJ,De Los Santos A,Wade M,Kalns J,Walker W

更新日期：2008-01-01 00:00:00

abstract：:The soil microbial population, determined over a period of 19 months and the elemental chemical composition measured by X-ray fluorescence techniques were followed in two uncultivated salt-affected areas of Greece, namely Lantza and Klidi. The ecological conditions at Lantza remained stable during the period of study ...

journal_title：Folia microbiologica

authors： Douka CE,Xenoulis AC,Paradellis T

更新日期：1983-01-01 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：:Procedures to introduce point mutations, restriction sites and insert or delete DNA fragments are very important tools to study protein function. We describe here two-step PCR-based method for generating single or multiple mutations, insertions and deletions in a small region of the sequence. In the first step, a uniq...

journal_title：Folia microbiologica

authors： Adamec J,Kalousek F

更新日期：1999-01-01 00:00:00

abstract：:Using phenol--water extraction, a lipopeptidopolysaccharide complex (LPPS) was isolated from Listeria monocytogenes. Some biological and immunological properties of LPPS were compared with lipopolysaccharide isolated by the same procedure from Salmonella typhimurium. LPPS possesses low pyrogenicity, but the immunologi...

journal_title：Folia microbiologica

authors： Hofman J,Pospísil M,Mára M,Hríbalová V

更新日期：1985-01-01 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：:Two Bacillus cereus feather-degrading strains (23/1 and 6/2) were transformed using a recombinant plasmid p5.2 carrying the alkaline proteinase gene (aprE). A high level of the aprE gene expression was observed when the recombinant strains were grown on sporulation medium. The expression of the aprE gene proceeded dur...

journal_title：Folia microbiologica

authors： Ouled-Haddar H,Zaghloul TI,Saeed HM

更新日期：2010-01-01 00:00:00

abstract：:Genetic diversity of 89 isolates of Rhizoctonia solani isolated from different pulse crops representing 21 states from 16 agro-ecological regions of India, 49 morphological, and 7 anastomosis groups (AGs) was analyzed using 12 universal rice primers (URPs), 22 random amplified polymorphic DNA (RAPD), and 23 inter-simp...

journal_title：Folia microbiologica

authors： Dubey SC,Tripathi A,Upadhyay BK

更新日期：2012-11-01 00:00:00

abstract：:Mutations occurring in viral polymerase gene of hepatitis B virus (HBV) due to the use of nucleos(t)id analogs reduce the activity of the drugs by causing antiviral resistance. In this study, it was aimed to evaluate mutations responsible for drug resistance and drug resistance mutation rates in patients followed up b...

journal_title：Folia microbiologica

authors： Alacam S,Karabulut N,Yolcu A,Onel M,Atasoy A,Kaymakoglu S,Agacfidan A

更新日期：2019-03-01 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：:Analysis of actA gene sequence polymorphism has been shown to be an effective and relatively inexpensive method for subtyping Listeria monocytogenes isolates, allowing the division of the population of this species into two deeply separate lineages. This sequence-based method as well as PCR-mediated fingerprinting wer...

journal_title：Folia microbiologica

authors： Bania J,Zarczyńska A,Molenda J,Dabrowska A,Kosek-Paszkowska K,Wieckowska-Szakiel M,Rózalska B

更新日期：2009-01-01 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：: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：:A selection of tert-butylhydroperoxide (tBOOH)-tolerant Candida albicans mutants showed increased tolerances to 19 different stress conditions. These mutants are characterized by a constitutively upregulated antioxidative defense system and, therefore, adaptation to oxidative stress may play an important role in gaini...

journal_title：Folia microbiologica

authors： Jakab Á,Antal K,Kiss Á,Emri T,Pócsi I

更新日期：2014-07-01 00:00:00

abstract：:When studying the kinetics of DNA synthesis, growth and cell division in Escherichia coli B/r after irradiation with different doses of UV-radiation (254 nm) we could demonstrate, by means of pulse incorporation of 3H-thymidine, a lag in DNA synthesis after the irradiation. The relative rate of the restored DNA synthe...

journal_title：Folia microbiologica

authors： Kucerová H,Vĕchet B

更新日期：1982-01-01 00:00:00

abstract：:Isolates of Stenotrophomonas maltophilia species display the feature "temperature-dependent susceptibility" (TDS) to antibiotics. Both 30TDS strains (at least 4 times lower value of minimum inhibitory concentration (MIC) of an antibiotic at 30 than at 37 degrees C) and 37TDS strains (at least 4 times lower value of MI...

journal_title：Folia microbiologica

authors： Hejnar P,Chmela Z,Rypka M

更新日期：2002-01-01 00:00:00