Molecular characterization of the planktonic microorganisms in water of two mountain brackish lakes.

abstract：:Fifteen actinomycete strains were evaluated for their potential use in removal of polycyclic aromatic hydrocarbons (PAH). Their capability to degrade of naphthalene, phenanthrene, and pyrene was tested in minimal medium (MM) and MM with glucose as another substrate. Degradation of naphthalene in MM was observed in all...

journal_title：Journal of basic microbiology

authors： Bourguignon N,Isaac P,Alvarez H,Amoroso MJ,Ferrero MA

更新日期：2014-12-01 00:00:00

abstract：:Intracellular aminopeptidase synthesized by a soil strain of Pseudomonas sp. was purified 323-fold using the following procedure: saturation with ammonium sulfate, separation by preparative electrophoresis, anion-exchange chromatography and gel filtration chromatography. Molecular weight of the enzyme determined accor...

journal_title：Journal of basic microbiology

authors： Jankiewicz U,Bielawski W

更新日期：2002-01-01 00:00:00

abstract：:An alkaline serine protease produced by Bacillus megaterium RRM2 isolated from the red alga, Kappaphycus alvarezii (Doty) Doty ex Silva was studied for the first time and the same analyzed for the production of protease in the present study. Identification of the bacterium was done on the basis of both biochemical ana...

journal_title：Journal of basic microbiology

authors： Rajkumar R,Jayappriyan KR,Rengasamy R

更新日期：2011-12-01 00:00:00

abstract：:Gamma-hexachlorocyclohexane (gamma-HCH or lindane), one of the most commonly used pesticides, has been mainly used in agriculture; this pesticide is known to be highly toxic and persistent, causing serious water and soil contamination. The objective of the present work is to study the effect of low glucose concentrati...

journal_title：Journal of basic microbiology

authors： Benimeli CS,Castro GR,Chaile AP,Amoroso MJ

更新日期：2006-01-01 00:00:00

abstract：:The impact of increasing Cd2+ exposure on the quality and quantity of siderophores produced by a plant growth promoting Pseudomonas fulva strain was tested to gain insight into the degree of change. P. fulva was cultured in the increasing concentrations of Cd2+ (0, 0.5, 1.0, 2.0 mM). The secreted siderophores were sep...

journal_title：Journal of basic microbiology

authors： Thiem D,Złoch M,Gadzała-Kopciuch R,Szymańska S,Baum C,Hrynkiewicz K

更新日期：2018-07-01 00:00:00

abstract：:Indigenous thermophilic hydrocarbon degraders are of special significance for the bioremediation of oil-contaminated desert soils with ambient temperature of 45-50 degrees C. The first objective of this study was to demonstrate the hydrocarbon-degrading capability of Nocardia otitidiscaviarum TSH1 (DSM 45,036) which g...

journal_title：Journal of basic microbiology

authors： Zeinali M,Vossoughi M,Ardestani SK,Babanezhad E,Masoumian M

更新日期：2007-12-01 00:00:00

abstract：:The aim of this study was to identify genes involved in biofilm development in the probiotic lactic acid bacterium Lactobacillus plantarum. The ability of L. plantarum LM3 and of some derivative mutant strains to form biofilm has been investigated. Biofilm microtitre plate assays showed that L. plantarum LM3-2, carryi...

journal_title：Journal of basic microbiology

authors： Muscariello L,Marino C,Capri U,Vastano V,Marasco R,Sacco M

更新日期：2013-01-01 00:00:00

abstract：:This work reports the production of a novel serine protease enzyme (P. dig-protease) from the fungus Penicillium digitatum. The protease was purified from the culture supernatant to homogeneity using ammonium sulfate precipitation, Sephadex G-150 gel filtration and carboxymethyl-sepharose ion exchange chromatography w...

journal_title：Journal of basic microbiology

authors： Aissaoui N,Abidi F,Mahat S,Marzouki MN

更新日期：2014-07-01 00:00:00

abstract：:This paper deals with the interactions of chromium (Cr) with biological systems, focusing in particular on yeasts and fungi. These interactions are analysed with primarily regard to biochemical functions, but higher levels of organization are also considered. Thus, the morphological and cytological characteristics of ...

journal_title：Journal of basic microbiology

authors： Poljsak B,Pócsi I,Raspor P,Pesti M

更新日期：2010-02-01 00:00:00

abstract：:In most filamentous basidiomycetes, clamp cells are found at the septa of dikaryotic mycelia. Clamp cell formation starts at hyphal tip cells with the development of a lateral bulge at a position slightly apical to the future septum. Relative to the growth direction of the hypha, the protrusion expands backwards into ...

journal_title：Journal of basic microbiology

authors： Badalyan SM,Polak E,Hermann R,Aebi M,Kües U

更新日期：2004-01-01 00:00:00

abstract：:Quorum sensing is a cell-cell signaling mechanism based on cell density and that involves the production of hormone-like molecules called autoinducers (AI). One of the most studied AIs has been termed AI-2, and its biosynthesis requires the enzyme encoded by luxS. We have previously described for the first time that B...

journal_title：Journal of basic microbiology

authors： Peixoto RJ,Miranda KR,Ferreira EO,de Paula GR,Rocha ER,Lobo LA,Domingues RM

更新日期：2014-07-01 00:00:00

abstract：:Propidium iodide (PI) uptake and salt tolerance assays were used to investigate the mechanism of antibacterial action of an extract of the leaves of Eremophila duttonii, a traditional Australian medicinal plant previously shown to have potent bactericidal activity against Gram positive bacteria. The extract compromise...

journal_title：Journal of basic microbiology

authors： Tomlinson S,Palombo EA

更新日期：2005-01-01 00:00:00

abstract：:Mn-oxidizing potential of two metal-tolerant bacterial strains - Halomonas meridiana and Marinobacter algicola isolated from the South West Indian Ridge waters were compared at varying concentrations of Mn (II), i.e., 1, 10, and 100 μmol and mmol L-1 . Accompanying changes in their morphology and metabolism were also ...

journal_title：Journal of basic microbiology

authors： Fernandes SO,Surya Prakash L,Balan Binish M,Padinchati Krishnan K,John Kurian P

更新日期：2018-05-01 00:00:00

abstract：:alpha-Aminodipate, an intermediate of the lysine biosynthetic pathway of fungi, or lysine when used as the sole nitrogen source in the medium was growth inhibitory and toxic to Saccharomyces cerevisiae. The fission yeast Schizosaccharomyces pombe and pathogenic fungi Candida albicans, Filobasidiella neoformans and Asp...

journal_title：Journal of basic microbiology

authors： Ye ZH,Garrad RC,Winston MK,Bhattacharjee JK

更新日期：1991-01-01 00:00:00

abstract：:Membrane-attached nucleoids were isolated from E. coli and separated from proteins by 2 M NaCl. Disintegration of such nucleoids by ultrasound and subsequent centrifugation resulted in the formation of two fractions: a sediment (fraction I) and a supernatant (fraction II). The protein:DNA ratio of fraction I was equal...

journal_title：Journal of basic microbiology

authors： Gaziev AI,Fomenko LA,Zakrzhevskaya DT,Petrov SI

更新日期：1986-01-01 00:00:00

abstract：:Differentiation commitment is one of the most complex mechanisms to study in biological science. One of the model systems used for understanding differentiation complexity is heterocyst development in cyanobacteria. Cyanobacteria have the capability of biological nitrogen fixation due to highly differentiated heterocy...

journal_title：Journal of basic microbiology

authors： Harish,Seth K

更新日期：2020-09-01 00:00:00

abstract：:A novel moderately thermophilic, Gram-positive, endospore-forming, rod-shaped, motile bacteria and alkaline active xylanase producing strain D1021(T) , was isolated from Kaynarca hot spring in the province of Izmir, Turkey and was characterized in order to determine its phylogenetic position. Growth was observed at 35...

journal_title：Journal of basic microbiology

authors： Inan K,Belduz AO,Canakci S

更新日期：2013-05-01 00:00:00

abstract：:Chiral intermediates have wide application and high demand in pharmaceutical, agricultural, and other biotechnological industries for the preparation of bulk drug substances or fine chemicals. (S)-1-(1-napthyl) ethanol is an important synthetic intermediate of mevinic acid analog and a potential inhibitor of 3-hydroxy...

journal_title：Journal of basic microbiology

authors： Ranjan P,Pandey A,Binod P

更新日期：2017-09-01 00:00:00

abstract：:The Anoxybacillus sp. SK 3-4, previously isolated from a hot spring, was screened for its heavy metals resistance (Al(3+), Mn(2+), Cu(2+), Co(2+), Zn(2+), and Ni(2+)) and the strain was found to be most resistant to aluminum. Significant growth of the strain was observed when it was grown in medium containing aluminum...

journal_title：Journal of basic microbiology

authors： Lim JC,Goh KM,Shamsir MS,Ibrahim Z,Chong CS

更新日期：2015-04-01 00:00:00

abstract：:The complete nucleotide sequence of plasmid pA387 of Amycolatopsis benzoatilytica DSM 43387 was determined. Sequence analysis revealed that pA387 is 30,157 bp long and has a G+C content of 71.74%. To obtain a minimal transferable replicon capable of self-replication, a 2,176 bp fragment of pA387 was cloned, and we dem...

journal_title：Journal of basic microbiology

authors： Malhotra S,Majumdar S,Kumar M,Bhasin VK,Gartemann KH,Lal R

更新日期：2008-06-01 00:00:00

abstract：:An extracellular endoglucanase (EG) that catalyzes the hydrolysis of carboxy-methyl cellulose (CMC) as substrate was purified to homogeneity from the soft-rot causing oomycete P. myriotylum with maximum EG production observed in presence of 1% (w/v) sucrose. The enzyme designated PmEG was observed to be monomeric with...

journal_title：Journal of basic microbiology

authors： Geethu C,Nair RA

更新日期：2014-12-01 00:00:00

abstract：:Heavy metal tolerant and resistant strains of streptomycetes isolated from a former uranium mining site were screened for their superoxide dismutase expression. From the strains tolerating high concentrations of different heavy metals, one was selected for its tolerance of concentrations of heavy metals (Ni, Cu, Cd, C...

journal_title：Journal of basic microbiology

authors： Schmidt A,Schmidt A,Haferburg G,Kothe E

更新日期：2007-02-01 00:00:00

abstract：:The objective was to screen for and isolate a novel enzyme with the specific activity of a Δ6-fatty acid desaturase from Rhizopus oryzae. In this study, R. oryzae was identified as a novel fungal species that produces large amounts of γ-linolenic acid. A full-length cDNA, designated here as RoD6D, with high homology t...

journal_title：Journal of basic microbiology

authors： Zhu Y,Zhang BB

更新日期：2013-09-01 00:00:00

abstract：:Yeasts form a significant and diverse part of the phyllosphere microbiota. Some yeasts that inhabit plants have been found to exhibit extracellular enzymatic activities. The aim of the present study was to investigate the ability of yeasts isolated from leaves, fruits, and blossoms of fruit trees cultivated in Southwe...

journal_title：Journal of basic microbiology

authors： Molnárová J,Vadkertiová R,Stratilová E

更新日期：2014-07-01 00:00:00

abstract：:Cold acclimation is an important process to increase freezing tolerance for over-winter survival in many organisms. The apoplastic area is very important in cold acclimation. Two-dimensional electrophoresis was used to identify apoplastic proteins involved in the cold acclimation process of the filamentous fungus Magn...

journal_title：Journal of basic microbiology

authors： Li J,Jia B,Liang X,Liu J,Wang Y,Liang X,Yan H,Wang Y,Zhang S

更新日期：2014-04-01 00:00:00

abstract：:beta -Glucosidase is a highly desired glycosidase, especially for hydrolysis of glycoconjugated precursors in musts and wines for the release of active aromatic compounds. A Shewanella sp. G5 strain was isolated from the intestinal content of benthonic organism (Munida subrrugosa) from different coastal areas of the B...

journal_title：Journal of basic microbiology

authors： Cristóbal HA,Breccia JD,Abate CM

更新日期：2008-02-01 00:00:00

abstract：:The diversity of Actinobacteria associated with Paratrechina longicornis, an ant species that prefers a high protein diet, in a subtropical dry forest (Guánica, Puerto Rico) was determined by culture methods and by 16S rDNA clone libraries. The results of both methodologies were integrated to obtain a broader view of ...

journal_title：Journal of basic microbiology

authors： Reyes RD,Cafaro MJ

更新日期：2015-01-01 00:00:00

abstract：:A study was performed to develop a fermented milk beverage with the aim to increase the potential application of buffalo cheese whey and soymilk. A mixed substrate was prepared by selective combination, which contained buffalo cheese whey 35%, soymilk 30% and cow milk 35%. The substrate mixture was fermented by a mixe...

journal_title：Journal of basic microbiology

authors： Macedo RF,Freitas RJ,Pandey A,Soccol CR

更新日期：1999-01-01 00:00:00

abstract：:The fungal population of Aswan High Dam Lake showed marked vertical variations during the period of study which extended from July 1985 to December 1986. High fungal counts were observed at the surface water which were mainly due to the high counts of Aspergillus fumigatus and A. terreus. Going deeper the fungal popul...

journal_title：Journal of basic microbiology

authors： Moharram AM,el-Hissy FT,el-Zayat SA

更新日期：1990-01-01 00:00:00

abstract：:Screening new organisms for antibacterial activity and searching for new antibacterial drugs is important due to the constant generation of new antibiotic-resistant strains of pathogenic bacteria. An E. coli broth microdilution test was used to evaluate the results of the Vibrio fischeri bioluminescence test in five o...

journal_title：Journal of basic microbiology

authors： Janes D,Umek A,Kreft S

更新日期：2006-01-01 00:00:00