Antibacterial effects of trisubstituted quinazoline derivatives.

abstract：:Different mechanistic models for potassium ion uptake are analyzed by an equilibrium-thermodynamic formalism in terms of their comparative efficiency in setting chemical potential differences of the potassium ion of different magnitudes across the plasma membrane of lower eukaryotic cells. The possible adaptive advant...

journal_title：Folia microbiologica

authors： Villalobo A

更新日期：1988-01-01 00:00:00

abstract：:Staphylococcus aureus is a leading cause of bloodstream infections (BSI) and diseases that may be caused by hematogenous spread. The staphylococcal adhesin, for which the association with the infections emerging as a complication of septicemia has been well documented, is a bone sialoprotein-binding protein (Bbp). The...

journal_title：Folia microbiologica

authors： Wiśniewska K,Piórkowska A,Kasprzyk J,Bronk M,Świeć K

更新日期：2014-11-01 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：:Using the method of two separate UV exposures the increase of UV resistance after various induction fluences in growing and resting Escherichia coli B/r Hcr+ was followed. In resting cells, the optimum induction energy fluence was found to be 30 J/m2. In exponentially growing cells testing of induction has proved to b...

journal_title：Folia microbiologica

authors： Slezáriková V,Sedliaková M

更新日期：1979-01-01 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 possibility of utilizing derivatives of 4-methylumbelliferone (4-MUBF) for the determination of activity of enzymes from the group of hydrolyses was tested in 20 strains of 12 species of mycobacteria. The method proved to be suitable especially for determination of arylsulphatase, beta-D-galactose and acid phospha...

journal_title：Folia microbiologica

authors： Slosárek M

更新日期：1980-01-01 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：:Twenty-one healthy bottle-fed infants were screened monthly (1-4 months) for bifidobacteria in their stools. Bifidobacteria were detected by culture and isolates specified by PCR. Alternatively, direct PCR in undiluted fecal suspensions was carried out for detection of bifidobacteria under the cultural detection level...

journal_title：Folia microbiologica

authors： Mullié C,Romond MB,Izard D

更新日期：2006-01-01 00:00:00

abstract：:It is proposed that the transcription of the c-2 repressor gene initiates at two promoters, pre and prm, similarly to the transcription of the c-I gene of lambda phage. In the P22 phage, these promoters are defined by mutations of c54 and K5. ...

journal_title：Folia microbiologica

authors： Bezdĕk M,Soska J

更新日期：1975-01-01 00:00:00

abstract：:Common variable immunodeficiency (CVID) comprises a heterogeneous group of patients with as yet undefined genetic defects. Patients with CVID have in common a decrease in the levels of one or more serum immunoglobulin isotypes and a severe defect in the production of specific antibodies. Typically, the patients suffer...

journal_title：Folia microbiologica

authors： Eibl MM,Wolf HM

更新日期：1995-01-01 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：: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：:Uropathogenic Escherichia coli (UPEC) isolates contain large genomic segments, termed pathogenicity islands (PAIs), that contribute to their virulence. A total of 150 UPEC and 50 commensal E. coli isolates from outpatients were investigated for antimicrobial susceptibility and the presence of eight PAI markers. One hu...

journal_title：Folia microbiologica

authors： Samei A,Haghi F,Zeighami H

更新日期：2016-05-01 00:00:00

abstract：:Human immunodeficiency virus type 1 (HIV-1) viral protein R (Vpr) exerts multiple effects on viral and host cellular activities during infection, including induction of the cell cycle G2 arrest, and cell death in both human cells and the fission yeast Schizosaccharomyces pombe. We show that treament of exponential-pha...

journal_title：Folia microbiologica

authors： Antal J,Pesti M

更新日期：2006-01-01 00:00:00

abstract：:Five arsenic-resistant bacterial strains (designated MP1400, MP1400a, MP1400d, APSLA3, and BPSLA3) were isolated from soils collected at the Alps region (Italy), which showed no contamination by arsenic. Phylogenetic analysis of the 16S rRNA gene sequences assigned them to the genera Pseudomonas and Bacillus. Bacillus...

journal_title：Folia microbiologica

authors： Pepi M,Protano G,Ruta M,Nicolardi V,Bernardini E,Focardi SE,Gaggi C

更新日期：2011-01-01 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：:Cryptococcus neoformans is encapsulated yeast that causes cryptococcosis. The cryptococcal meningitis may cause neuropsychiatric symptoms. Here, we evaluated the in vitro activity of amphotericin B (AMB), chlorpromazine (CLOR), and sertraline (SERT) alone or in combination against clinical isolates of C. neoformans co...

journal_title：Folia microbiologica

authors： Rossato L,Loreto ÉS,Zanette RA,Chassot F,Santurio JM,Alves SH

更新日期：2016-09-01 00:00:00

abstract：:Kocuria spp. are widely distributed in nature. They are Gram-positive, coagulase-negative, coccoid bacteria belonging to the family Micrococcaceae, suborder Micrococcineae, order Actinomycetales, class Actinobacteria. In general, limited knowledge exists concerning the properties associated with the representants of t...

journal_title：Folia microbiologica

authors： Styková E,Nemcová R,Gancarčíková S,Valocký I,Lauková A

更新日期：2016-05-01 00:00:00

abstract：:Mice (strains Balb/c and A/J) received an intravenous infusion of bilirubin for a 1 d period. The infusion was delivered at various phases of the primary reaction; the degree of the immune response was expressed as the number of antibody-forming cells against sheep erythrocytes. Bilirubin infusion during both the indu...

journal_title：Folia microbiologica

authors： Síma P,Malá J,Miler I,Hodr R,Truxová E

更新日期：1980-01-01 00:00:00

abstract：:Differences in the effect of volatile and gaseous metabolites of germinating pea seeds on the germination of spores of Mucor racemosus and macroconidia of Fusarium oxysporum are described. Germination of spores of M. racemosus was inhibited by seed metabolites whereas germination of macroconidia of F. oxysporum was st...

journal_title：Folia microbiologica

authors： Catská V

更新日期：1980-01-01 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：: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：:Mutants of Streptomyces coeruleorubidus, blocked in the biosynthesis of anthracycline antibiotics of the daunomycine complex, were isolated from the production strains after treatment with UV light, gamma-radiation, nitrous acid, and after natural selection; according to their different biosynthetic activity the mutan...

journal_title：Folia microbiologica

authors： Blumauerová M,Stajner K,Pokorný V,Hostálek Z,Vanĕk Z

更新日期：1978-01-01 00:00:00

abstract：:A wild-type strain of Candida albicans (S1, ATCC 10261) was used to obtain stable auxotrophic colony morphological mutants (mutant M5 producing only true hyphae and mutant M2 containing 90 % blastospores and 10 % pseudohyphae) by induced mutagenesis. A hybrid was produced by somatic hybridization between these 2 mutan...

journal_title：Folia microbiologica

authors： Novák A,Vágvölgyi C,Emody L,Pesti M

更新日期：2004-01-01 00:00:00

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：: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：:One hundred clinical isolates of Pseudomonas aeruginosa were checked for their sensitivity towards silver nitrate. Majority of the isolates were resistant at 20 mg/L and the resistance decreased with increasing concentration of silver nitrate, only 5% of the organisms showed resistance above 70 mg/L. These silver-resi...

journal_title：Folia microbiologica

authors： Vasishta R,Chhibber S,Saxena M

更新日期：1989-01-01 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：:The effects of pH on denitrifying enzyme activity (DEA) and on the ratio of the denitrification products, N(2)O and N(2), were determined in three pasture soils differing in cattle impact. The linkage between intrinsic differences in the denitrifying communities and pH effects on relative N(2)O production was also ass...

journal_title：Folia microbiologica

authors： Cuhel J,Simek M

更新日期：2011-05-01 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