Antimicrobial susceptibility and detection of virulence-associated genes of Escherichia coli and Salmonella spp. isolated from domestic pigeons (Columba livia) in Brazil.

abstract：:Almost all dried vegetative trichomes ofAnabaena iyengarii, Westiellopsis prolifica andNostochopsis lobatus died within 1 h, while those ofOscillatoria acuminata retained viability to some extent for 1 d under similar storage conditions. The viability of dried vegetative trichomes ofO. acuminata decreased about equall...

journal_title：Folia microbiologica

authors： Agrawal SC,Singh V

更新日期：1999-01-01 00:00:00

abstract：:Virus-like particles (VLPs) were isolated from the yeast Wickerhamia fluorescens strain CCY61-1-1. The VLPs are approximately 42 nm in diameter and contain only one species of dsRNA molecule. The apparent length of the dsRNA determined by native agarose gel electrophoresis was 4.6 kbp. Analysis of protein content of t...

journal_title：Folia microbiologica

authors： Pospísek M,Palková Z,Korb J,Vanĕk D

更新日期：1996-01-01 00:00:00

abstract：:Aliphatic 1,2-alkanolamines inhibited beta-glucanase from Candida utilis. The highest inhibitory effect was observed with 1-dodecylamino-3-chloro-2-propanol (Ki = 1.0 mumol/L) and it was much higher than that of D-glucono-delta-lactone. Simple 1,2-alkanolamines, like 2-aminoethanol or 2-methylaminoethanol, did not exh...

journal_title：Folia microbiologica

authors： Steiner B,Omelková J,Proksa B,Sasinková V,Koós M

更新日期：1993-01-01 00:00:00

abstract：:The autofluorescence (primary fluorescence, AF) of agar cultures of the brown-rot fungus Piptoporus betulinus was investigated in Zeiss Jenalumar and Nikon Eclipse 8201 fluorescence microscopes at various excitations. The strongest AF of hyphae was found in minimal medium with glucose, where the hyphae exhibited green...

journal_title：Folia microbiologica

authors： Zižka Z,Vêtrovský T,Gabriel J

更新日期：2010-11-01 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：:A new simple method used to eliminate polysaccharides that cause problems during DNA isolation was established for 6 different white-rot fungi using 1% hexadecyltrimethylammonium bromide (CTAB) as wash buffer and followed by centrifugation. Variation in the DNA yield and quality was ascertained using precipitating age...

journal_title：Folia microbiologica

authors： Kuhad RC,Kapoor RK,Lal R

更新日期：2004-01-01 00:00:00

abstract：:The level of an antibiotic capable of inhibiting the etiological agent at the site of infection is an essential prerequisite for successful antibiotic therapy. In some cases, locally applied antibiotics may compensate for limitations of systemic administration and shorten systemic therapy. We aimed at verifying to wha...

journal_title：Folia microbiologica

authors： Melicherčík P,Jahoda D,Nyč O,Klapková E,Barták V,Landor I,Pokorný D,Judl T,Sosna A

更新日期：2012-09-01 00:00:00

abstract：:Using fermentation with a selected strain of Acetomonas oxydans it was possible to convert 2-deoxy-2-fluro-D-glucitol to 5-deoxy-5-fluoro-L-sorbose, in agreement with Bertrand's and Hudson's rule. The last-named compound was isolated in a yield of 88%. Both compounds were little toxic against Acetomonas oxydans. ...

journal_title：Folia microbiologica

authors： Kulhánek M,Tadra M,Pacák J,Trejbalová H,Cerný M

更新日期：1977-01-01 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：: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：:Biotechnological conversion of low-cost agro-industrial by-products, such as industrial waste or terpenes from the distillation of essential oils from plants into more valuable oxygenated derivatives, can be achieved by using microbial cells or enzymes. In Argentina, the essential oil industry produces several tons of...

journal_title：Folia microbiologica

authors： Omarini A,Dambolena JS,Lucini E,Jaramillo Mejía S,Albertó E,Zygadlo JA

更新日期：2016-03-01 00:00:00

abstract：:Effects of increasing doses of UV-B radiation on photosynthetic efficiency (PE) and motility in Chlamydomonas reinhardtii were investigated. The exposure time ranged from 10 to 120 min at 0.73 W/m2 UV-B radiation. A decrease in compensation points (CP) was followed by an increase in PE on extending the UV-B treatment ...

journal_title：Folia microbiologica

authors： Danilov RA,Ekelund NG

更新日期：2000-01-01 00:00:00

abstract：:Treatment of human group C and G streptococci with cyanogen bromide results in solubilization of surface protein G molecules. Strain-to-strain variation in the quantity, molar mass and functional activity of protein G extracted from representative group C and G isolates led to the identification of three structurally ...

journal_title：Folia microbiologica

authors： Gupalova T,Voltchek N,Totolyan A

更新日期：1999-01-01 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 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：:Bacteria accumulate high amounts of potassium in the cytoplasm. For studying transport of K+ (with 86Rb as a marker) in bacteria (Staphylococcus aureus 17810S), the cells were depleted of the internal K+ pool by a DNP treatment. Kinetics and energetics of 86Rb transport was assayed with glucose as an exogenous energy ...

journal_title：Folia microbiologica

authors： Tynecka Z,Malm A,Kosikowska U,Kot A

更新日期：1998-01-01 00:00:00

abstract：:The antimicrobial and morphogenetic effects of fourteen newly synthesized 2-substituted derivatives of quinoline-4-carboxylic acid and quinoline-4-carboxamide were studied using G+ and G- bacteria, yeasts and filamentous fungi. The highest antimicrobial effects were found with substituted quinoline-4-carboxylic acid d...

journal_title：Folia microbiologica

authors： Strigácová J,Hudecová D,Varecka L,Lásiková A,Végh D

更新日期：2000-01-01 00:00:00

abstract：:The properties of the 37400 oncogenic strain of Agrobacterium tumefaciens are described. This strain was derived from the VI lysogenic strain originally isolated by Hamilton from a Zinnia elegans tumour. Strain 37400 has a number of properties which render it suitable for quantitative and genetic studies. It is cured ...

journal_title：Folia microbiologica

authors： Bezdĕk M,Reich J,Tkadlecek L

更新日期：1976-01-01 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：:The color of light (white, red, blue, and green) had a significant effect on the growth and reproductive processes (both in the nucleocytoplasmic and chloroplast compartment of the cells) in synchronous cultures of Scenedesmus obliquus. This effect decreased in the order red > white > blue > green. In the same order, ...

journal_title：Folia microbiologica

authors： Cepák V,Pribyl P,Vítová M

更新日期：2006-01-01 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：:Phosphatidylcholine is one of the most frequent phospholipid components of the inner mitochondrial membrane of Neurospora crassa. Quantitative analysis of phosphlipids of the wild strain of Neurospora crassa and of its two cho mutants showed that these strains did not significantly differ in the content of phosphatidy...

journal_title：Folia microbiologica

authors： Fecíková H,Gbelská Y,Baráth Z,Grmanová M

更新日期：1982-01-01 00:00:00

abstract：:Three types of heterogeneous preparations and four types of preparations of polysaccharide nature were obtained in studies aimed at the isolation of active compounds from Aspergillus flavus conidia bearing their biological stimulatory activity. Extraction with trichloroacetic acid at 0 degrees C yielded a preparation ...

journal_title：Folia microbiologica

authors： Budínská O,Franĕk J,Kubín V,Fiedorov BA,Stasilevitch ZK

更新日期：1981-01-01 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：:We report the complete nucleotide sequence and characterization of a small cryptic plasmid of Moraxella macacae 0408225, a newly described bacterial species within the family Moraxellaceae and a causative agent of epistaxis in macaques. The complete nucleotide sequence of the plasmid pMoma1 was determined and found to...

journal_title：Folia microbiologica

authors： Whitehouse CA,Ladner JT,Palacios GF

更新日期：2015-05-01 00:00:00

abstract：:Physiological and biochemical properties were tested in 45 isolates of Aspergillus egyptiacus (16 isolates), Emericella nidulans (16) and Aspergillus versicolor (13). The three fungal species exhibited common and similar features. The big similarity between A. egyptiacus and E. nidulans was greater than between A. egy...

journal_title：Folia microbiologica

authors： Zohri AA,Ismail MA

更新日期：1994-01-01 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：:The biochemical basis of a defective bioenergetic system was attempted to be determined in N,N'-dicyclohexylcarbodiimide (DCCD)-resistant mutant of Methanothermobacter thermautotrophicus. Components participating in the maintenance of methanoarchaeal membrane structure and function, such as the composition of the mixt...

journal_title：Folia microbiologica

authors： Nováková Z,Surín S,Blasko J,Majerník A,Smigán P

更新日期：2008-01-01 00:00:00

abstract：:Cardiolipin synthesis was studied during the aerobic synchronous growth of aerobically grown yeast Saccharomyces cerevisiae. The time course of the synthesis was stepwise and the rise in cardiolipin level in cells coincided in time with the increase in cytochrome oxidase activity. This finding supports the notion of d...

journal_title：Folia microbiologica

authors： Greksák M,Nejedlý K,Zborowski J

更新日期：1977-01-01 00:00:00

abstract：:The yellow-green alga Trachydiscus minutus (class Xanthophyta) was cultivated in a standard medium and in media without sulfur and nitrogen. Its yield after a 16-d cultivation reached 13 g dry mass per 1 L medium. The content of oligoenoic ('polyenoic') fatty acid (PUFA), i.e. eicosapentaenoic (EPA), was in excess of ...

journal_title：Folia microbiologica

authors： Rezanka T,Petránková M,Cepák V,Pribyl P,Sigler K,Cajthaml T

更新日期：2010-05-01 00:00:00