Indigenous plasmids in a production line of strains for penicillin G acylase derived from Escherichia coli W.

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：: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：: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：:Hemolytic factor production by pathogenic Candida species is considered an important attribute in promoting survival within the mammal host through the ability to assimilate iron from the hemoglobin-heme group. Hemolytic capability has been evaluated for Candida species based on hemolysis zones on plate assay, analysi...

journal_title：Folia microbiologica

authors： Furlaneto MC,Góes HP,Perini HF,Dos Santos RC,Furlaneto-Maia L

更新日期：2018-07-01 00:00:00

abstract：:The root nodules of Phaseolus mungo (a herbaceous leguminous pulse) contained a high amount of 3-indolylacetic acid (IAA). A tryptophan pool present in the nodule might play the role of precursor for IAA production. From the root nodule a Rhizobium sp. was isolated. The symbiont produced a large amount of IAA (142 mic...

journal_title：Folia microbiologica

authors： Ghosh S,Sengupta C,Maiti TK,Basu PS

更新日期：2008-01-01 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：:The pathogenesis of bacillary dysentery can be studied at different levels of integration of the cellular components that constitute the colonic mucosal barrier. We considered the interaction of Shigella flexneri in three experimental systems that provide complementary information and a scheme of events occurring in h...

journal_title：Folia microbiologica

authors： Sansonetti PJ

更新日期：1998-01-01 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：:The present study was designed to characterize phenotypically and genotypically a Trueperella pyogenes strain isolated from a brain abscess of an adult roebuck (Capreolus capreolus). The species identity could be confirmed by phenotypical investigations, by MALDI-TOF MS analysis, and by sequencing the 16S ribosomal RN...

journal_title：Folia microbiologica

authors： Wickhorst JP,Hassan AA,Sheet OH,Eisenberg T,Sammra O,Alssahen M,Lämmler C,Prenger-Berninghoff E,Zschöck M,Timke M,Abdulmawjood A

更新日期：2018-01-01 00:00:00

abstract：:Vinasse, a recalcitrant waste of the ethanol industry was employed for the production of polyhydroxyalkanoate (PHA) by the extremely halophilic archaeon, Haloarcula marismortui in shake flasks. The PHA was recovered by osmotic lysis of the cells and subsequent purification by sodium hypochlorite and organic solvents. ...

journal_title：Folia microbiologica

authors： Pramanik A,Mitra A,Arumugam M,Bhattacharyya A,Sadhukhan S,Ray A,Haldar S,Mukhopadhyay UK,Mukherjee J

更新日期：2012-01-01 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：:Regulatory mechanism of primary metabolism responsible for the biosynthesis of peptide ergot alkaloids was proposed on the basis of experimental results from the production phase of Claviceps purpurea (FR.) Tul. in parasitic and saprophytic cultures. The production-phase metabolism is characterized by uncoupling of gl...

journal_title：Folia microbiologica

authors： Kybal J,Svoboda E,Stranadová K,Kejzlar M

更新日期：1981-01-01 00:00:00

abstract：:In the original publication, the number of the NCTC strain used was published incorrectly. The authors apologize for the error. The error has no effect on the validity of the results and is corrected for accuracy. ...

journal_title：Folia microbiologica

authors： Sugita H,Kitao S,Narisawa S,Minamishima R,Itoi S

更新日期：2018-01-01 00:00:00

abstract：:The reserves of fossil-based fuels, which currently seem sufficient to meet the global demands, is inevitably on the verge of exhaustion. Contemporary raw material for alternate fuel like biodiesel is usually edible plant commodity oils, whose increasing public consumption rate raises the need of finding a non-edible ...

journal_title：Folia microbiologica

authors： Diwan B,Parkhey P,Gupta P

更新日期：2018-09-01 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：: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：:The emergence of spa types and spa-clonal complexes (CC) among clinical methicillin-resistant Staphylococcus aureus isolates collected from the University Clinical Center in Gdańsk between 2008 and 2009 were investigated. Phage typing was used as the initial screening in the study. The basic set of phages and the addi...

journal_title：Folia microbiologica

authors： Wiśniewska K,Szewczyk A,Piechowicz L,Bronk M,Samet A,Swieć K

更新日期：2012-05-01 00:00:00

abstract：:Saccharomyces cerevisiae strain MW11 is a temperature-sensitive mutant which exports twenty times more proteins at 37 degrees C than parental or wild-type strains do. To understand the mechanism underlying the protein overexport in the mutant the possibility of an altered cell-wall structure leading to facilitated rel...

journal_title：Folia microbiologica

authors： Alexieva KI,Venkov PV

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：:The antifungal effect of 2-alkylthio-6-amino- and 2-alkylthio-6-formamidobenzothiazoles (22 derivatives in all) on Aspergillus niger and various Candida yeasts was tested. No significant effect was observed with A. niger. With the pathogenic yeast species C. albicans and C. guilliermondii, the most efficient derivativ...

journal_title：Folia microbiologica

authors： Kuchta T,Bujdáková H,Sidóová E

更新日期：1989-01-01 00:00:00

abstract：:Submerged cultures of the low-production strain of Tolypocladium inflatum DSM 63544 formed a mixture of cyclosporins (CS) consisting of CS-A, CS-B, "CS-3" and "CS-4". Glucose, sucrose and maltose were highly favored for biomass production but provided a different physiological state necessary for CS biosynthesis. Not ...

journal_title：Folia microbiologica

authors： Zhao DX,Beran M,Kozová J,Rehácek Z

更新日期：1991-01-01 00:00:00

abstract：:Gut microbiome lives in the intestinal tract of animals and plays an important role in almost all life processes. Gut microbiome balance is beneficial to health, and imbalance leads to many diseases, one of which is obesity epidemic. However, gut microbiome is also influenced by host hormone, and different gut microbi...

journal_title：Folia microbiologica

authors： Yao G,Wu S,Zeng X,Zhao H,Wang G,Chen M,Qian N

更新日期：2019-11-01 00:00:00

abstract：:Pseudomonas aeruginosa is an opportunistic pathogen that causes serious infections, especially in patients with immunodeficiency. It exhibits multiple mechanisms of resistance, including efflux pumps, antibiotic modifying enzymes and limited membrane permeability. The primary reason for the development of novel therap...

journal_title：Folia microbiologica

authors： Kwiatek M,Mizak L,Parasion S,Gryko R,Olender A,Niemcewicz M

更新日期：2015-01-01 00:00:00

abstract：:Biochemical properties of a termostable alkaline phosphatase obtained from the mycelium extract of A. caespitosus were described. The enzyme was purified 42-fold with 32% recovery by DEAE-cellulose and concanavalin A-Sepharose chromatography. The molar mass estimated by Sephacryl S-200 or by 7% SDS-PAGE was 138 kDa an...

journal_title：Folia microbiologica

authors： Guimarães LH,Júnior AB,Jorge JA,Terenzi HF,Polizeli ML

更新日期：2007-01-01 00:00:00

abstract：:Inhibition activity of the alkaloid (-)-corypalmine on spore germination of plant pathogenic and saprophytic fungi (Alternaria solani, A brassicicola, A. brassicae, A. melongenae, Curvularia pallescens, C. lunata, C. maculans, Curvularisa sp., Colletotrichum sp., Helminthosporium speciferum, H. frumentacei, H. pennise...

journal_title：Folia microbiologica

authors： Maurya S,Srivastava JS,Jha RN,Pandey VB,Singh UP

更新日期：2002-01-01 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：:The bacterial strain KDF8 capable of growth in the presence of diclofenac and codeine analgesics was obtained after chemical mutagenesis of nature isolates from polluted soils. The strain KDF8 was identified as Raoultella sp. based on its morphology, biochemical properties, and 16S rRNA gene sequence. It was deposited...

journal_title：Folia microbiologica

authors： Palyzová A,Zahradník J,Marešová H,Sokolová L,Kyslíková E,Grulich M,Štěpánek V,Řezanka T,Kyslík P

更新日期：2018-05-01 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：:A strain of Aspergillus giganteus cultivated in a medium with xylan produced two xylanases (xylanase I and II) which were purified to homogeneity. Their molar mass, estimated by SDS-PAGE, were 21 and 24 kDa, respectively. Both enzymes are glycoproteins with 50 degrees C temperature optimum; optimum pH was 6.0-6.5 for ...

journal_title：Folia microbiologica

authors： Fialho MB,Carmona EC

更新日期：2004-01-01 00:00:00

abstract：:An extracellular acid phosphatase isolated from the culture of a wild strain Aspergillus niger, producing the dephosphorylating 3-phytase, was obtained in a homogeneous form by sequential application of ultrafiltration through PS 50 membrane, gel filtration on Sephadex G-100 and ion exchange chromatography on DEAE-Sep...

journal_title：Folia microbiologica

authors： Gargova S,Sariyska M,Angelov A,Stoilova I

更新日期：2006-01-01 00:00:00