Effect of dithiocarbamates on citric acid production by Aspergillus niger.

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：: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 resistance to killing by free radicals of two mutants ofPhaffia rhodozyma was determined. Mutant 5-7 did not produce astaxanthin but produced beta-carotene, while mutant 3-4 did not produce any carotenoid pigments. The resistance of mutant 5-7 was the same as that of the wild type but mutant 3-4 was rapidly killed...

journal_title：Folia microbiologica

authors： Santopietro LM,Spencer JF,Spencer DM,Siñeriz F

更新日期：1998-01-01 00:00:00

abstract：:The plasma membrane and mitochondria of bottom fermenting brewer's yeast obtained as a by-product of industrial beer production were isolated and the lipid fraction was analyzed. The phospholipid content accounted for 78 mg/g protein in the plasma membrane and 59 mg/g protein in the mitochondria. Major phospholipids i...

journal_title：Folia microbiologica

authors： Blagović B,Rupcić J,Mesarić M,Marić V

更新日期：2005-01-01 00:00:00

abstract：:We constructed a SmaI genomic library of Cellulomonas biazotea DNA in E. coli and in the S. cerevisiae shuttle vector, YEP 24. Three clone were identified that conferred the ability for E. coli or S. cerevisiae transformants to produce carboxymethylcellulase (CMCase). Cells transformed with these clones were compared ...

journal_title：Folia microbiologica

authors： Parvez S,Rajoka MI,Fariha F,Malik KA

更新日期：1994-01-01 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：:Frequency of heterocytes and nitrogenase activity (NA) under light and dark cultivation conditions was determined in 12 cyanobacterial strains isolated from various soil habitats. In spite of a high variability, significant differences in NA among the strains were found in response of light and dark cultivation. Relat...

journal_title：Folia microbiologica

authors： Hrouzek P,Lukesová A,Simek M

更新日期：2004-01-01 00:00:00

abstract：:A hexokinase preparation was obtained from a Saccharomyces cerevisiae mutant strain deficient in glucosephosphate isomerase (GPI) and mannosephosphate isomerase (MPI) by precipitation with ammonium sulfate. The supernatant fraction corresponding to 40-60 % saturation showed the lowest content in GPI and MPI activity. ...

journal_title：Folia microbiologica

authors： Cabrera V,Pascual C,Herrera LS

更新日期：1981-01-01 00:00:00

abstract：:Skin microbiome main cultivable aerobes in human are coagulase-negative staphylococci and lipophilic corynebacteria. Staphylococcus strains (155) belonging to 10 species and 105 strains of Corynebacterium belonging to nine species from the skin swabs of healthy male volunteers were investigated to determine their enzy...

journal_title：Folia microbiologica

authors： Kwaszewska A,Sobiś-Glinkowska M,Szewczyk EM

更新日期：2014-11-01 00:00:00

abstract：:A total of 152 lactic acid bacteria (LAB) were isolated from pickles produced in the Ankara-Çubuk region. These isolates were clustered into eight groups on the basis of their phenotypic characteristics including cell morphology, CO2 production from glucose, growth at 10 and 45 °C, growth in 6.5 % NaCl, and growth at ...

journal_title：Folia microbiologica

authors： Bağder Elmacı S,Tokatlı M,Dursun D,Özçelik F,Şanlıbaba P

更新日期：2015-05-01 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：:Cultivation media from 11 wood-rotting fungi contained alpha-mannosidase and mannanase activity, alpha-Mannosidase was studied in more detail in Phellinus abietis and mannanase was studied more intimately in basidiomycetes Phellinus abietis, Trametes sanguinea and Pholiota aurivella. Suitable cultivation conditions an...

journal_title：Folia microbiologica

authors： Zouchová Z,Kocourek J,Musílek V

更新日期：1977-01-01 00:00:00

abstract：:The survival of Herbaspirillum spp. cells added directly or encapsulated in alginate beads and colonization of wheat roots was evaluated in soil microcosms. Cells entrapped in alginate in the presence of JNFb-broth and introduced into unplanted non-sterile clay loamy and sandy soils survived better than cells added di...

journal_title：Folia microbiologica

authors： el-Komy HM

更新日期：2001-01-01 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：:Studies on the production of extracellular cellulase in two aquatic hyphomycetes Lunulospora curvula and Flagellospora penicillioides have shown that several factors such as carbon source, nitrogen source, pH and temperature affect the production of the enzyme. Experiments have shown that carboxymethyl cellulose is th...

journal_title：Folia microbiologica

authors： Chandrashekar KR,Kaveriappa KM

更新日期：1991-01-01 00:00:00

abstract：:Poly-gamma-L-glutamic acid was synthesized in optimized fermentor cultivation of Bacillus licheniformis. The polypeptide obtained was esterified using benzyl- and butylbromides. Benzyl esters with 30, 60 and 100% degree of esterification were prepared. Solubility of the products in dimethyl sulfoxide, chloroform, meth...

journal_title：Folia microbiologica

authors： Krecz A,Pócsi I,Borbély J

更新日期：2001-01-01 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：: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：:Glycerol-based medium (BM) with and without the addition of 1 g/L ascorbic acid (Asc) and/or 100 mg/L (+/-)-catechin (Cat) was tested for the storage of three commercial wine yeasts at -20 degrees C. The medium supplemented with Asc was also used to store 706 strains to verify the maintenance of the liquid state. A de...

journal_title：Folia microbiologica

authors： Sidari R,Caridi A

更新日期：2009-01-01 00:00:00

abstract：:Structural and functional properties of prokaryotic DNA methyltransferases are summarized. The different aspects of the role of DNA methylation which influences DNA-protein interaction in restriction and modification of DNA and in mismatch repair, DNA replication and gene expression are discussed. ...

journal_title：Folia microbiologica

authors： Hubácek J

更新日期：1992-01-01 00:00:00

abstract：:Using an in vitro cytotoxicity assay (51Cr-release), it was shown that bilirubin exerts a cytotoxic effect on both adult and newborn human lymphocytes after a 1-d incubation of cells with bilirubin. The effect of bilirubin on human granulocytes was less pronounced; the association of the cytotoxic effect with a functi...

journal_title：Folia microbiologica

authors： Miler I,Indrová M,Bubeník J,Vondrácek J

更新日期：1985-01-01 00:00:00

abstract：:The plasmid R1drd-19 Km- and its derivative pON5300 were split by the PstI restriction enzyme; they differed in a 2.4 Mg/mol fragment which was present only in the pON5300. Both plasmids were present in 1-2 copies per chromosomal equivalent in E. coli JC5455 cells. The pON5300 is stable in its original mutagenized hos...

journal_title：Folia microbiologica

authors： Navrátil O,Benada O,Braná H,Hubácek J

更新日期：1983-01-01 00:00:00

abstract：:The cellular immune response (MIF, E-rosette formation and changes in nucleolar morphology of lymphocytes) was followed as related to age and antigenic stimulation. MIF in healthy infants increased from the 2nd to the 12th week of life as compared with the first week, probably due to BCG vaccination. The total and act...

journal_title：Folia microbiologica

authors： Lodinová R,Haníková M,Jouja V

更新日期：1980-01-01 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：:Oxidizing and assimilating ability of the yeast Candida utilis 49 was tested with 21 different low-boiling organic compounds which come as components of raw synthetic ethanol. The highest yields of yeast dry weight were obtained with ethanol (72.0%), propanol (48.2%), ethyl acetate (43.4%) and acetic acid (34.2%). To ...

journal_title：Folia microbiologica

authors： Sestáková M

更新日期：1976-01-01 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：: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：: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：:Beauveria bassiana is widely studied as an alternative to chemical acaricides in controlling the cattle tick Rhipicephalus microplus. Although its biocontrol efficiency has been proved in laboratory and field scales, there is a need to a better understanding of host interaction process at molecular level related to bi...

journal_title：Folia microbiologica

authors： Santi L,Coutinho-Rodrigues CJB,Berger M,Klein LAS,De Souza EM,Rosa RL,Guimarães JA,Yates JR 3rd,Perinotto WMS,Bittencourt VREP,Beys-da-Silva WO

更新日期：2019-05-01 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