Intracellular proteolytic activity of the haloalkaliphilic archaeon Natronococcus occultus. Effect of starvation.

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：:Enzymes of the glutathione-dependent detoxification pathway (glutathione S-transferase and gamma-glutamyl-transpeptidase) were induced, and the glutathione pool was completely depleted by phenoxyacetic acid in Penicillium chrysogenum mycelia incubated for 15 h in a culture medium containing lactose as a carbon source ...

journal_title：Journal of basic microbiology

authors： Emri T,Pócsi I,Szentirmai A

更新日期：1997-01-01 00:00:00

abstract：:Bacteria capable of methylating Hg2+ have been isolated from sediment, water, soil and the gastrointestinal tract of humans. However, very little is known about the physiology and genetics of the mechanisms controlling Hg2+ methylation. Mercury methylation can be either chromosomal or plasmid-encoded in bacteria. In a...

journal_title：Journal of basic microbiology

authors： Trevors JT

更新日期：1986-01-01 00:00:00

abstract：:Shigella adhesion to host cells is a transitional stage from an extracellular to an intracellular environment. However, the dynamic adaptations of Shigella during adhesion are poorly understood. To address this, we performed the first transcriptome analysis of Shigella flexneri 2457T during adhesion. A total of 1,757 ...

journal_title：Journal of basic microbiology

authors： Ni Z,Jiang L,Feng L,Wang L,Liu B

更新日期：2015-02-01 00:00:00

abstract：:This study focuses on analyzing the protein expression pattern of intracellular proteins when Pseudomonas mendocina SMSKVR-3 exposed to 300 mM of arsenate to find out the proteins that are overexpressed or exclusively expressed in response to arsenate. The sodium dodecyl sulfate-polyacrylamide gel electrophoresis anal...

journal_title：Journal of basic microbiology

authors： Mishra S,Verma SK

更新日期：2021-01-14 00:00:00

abstract：:A subtraction library of group B streptococcus (GBS) strain O9OR with GAS chromosomal DNA (strain SF370) was constructed and more than 100 plasmid clones sequenced. DNA sequences of the plasmid inserts were analyzed using the BLAST gene search. Most inserts had little or no homology to GAS chromosomal DNA and 26 clone...

journal_title：Journal of basic microbiology

authors： Suvorov AN,Ferretti JJ

更新日期：2004-01-01 00:00:00

abstract：:Glucocorticosteroids such as dexamethasone have polluted hospital wastewater, urban sewage, and river water in varying degrees. However, dexamethasone degradation by bioremediation technology is less understood. This study aims to isolate bacteria that could degrade dexamethasone and to identify their degradation char...

journal_title：Journal of basic microbiology

authors： Yi W,Zhibang Y,Lili Z,Zhongquan S,Lianju M,Ziwei T,Renju J

更新日期：2015-02-01 00:00:00

abstract：:The present investigation deals with the promotry effect of different additives and metallic micro minerals on citric acid production by Aspergillus niger MNNG-115 using different carbohydrate materials. For this, sugar cane bagasse was fortified with sucrose salt medium. Ethanol and coconut oil at 3.0% (v/w) level in...

journal_title：Journal of basic microbiology

authors： Ali S,Haq IU

更新日期：2005-01-01 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：:There was a considerable change in the structural parameters of both the lignocellulosic substrates. This change was confirmed by infrared (IR) spectroscopy and X-ray diffraction data, which revealed the presence of phenolic groups in the peaks range 1310-1410 and 1200 cm-1 with large crystalline substrates. These wer...

journal_title：Journal of basic microbiology

authors： Kour J,Maheshwari DK,Mehta P

更新日期：1993-01-01 00:00:00

abstract：:The nourseothricin-producing S. noursei strain JA 3890b possessed a high degree of resistance to its own antibiotic when grown in submerged cultures started from mycelium samples as inocula. In contrast, both the outgrowth of spores and the development of surface colonies from mycelium samples were severely inhibited ...

journal_title：Journal of basic microbiology

authors： Röder B,Plonka G,Bormann EJ,Gräfe U

更新日期：1985-01-01 00:00:00

abstract：:The effect of continuous-wave ultrasound on the viability of Escherichia coli HB101 was assessed using a 20 kHz ultrasonic processor. A standardised cell suspension of fixed concentration was used to investigate the influence of different physical and environmental conditions on ultrasound susceptibility. Cell viabili...

journal_title：Journal of basic microbiology

authors： Allison DG,D'Emanuele A,Eginton P,Williams AR

更新日期：1996-01-01 00:00:00

abstract：:Members of Bacillaceae, Rhizobiaceae, actinomycetes and others were isolated from cultivated and non-cultivated saline soils. The high population of bacteria and actinomycetes were almost coincided with the relatively high levels of organic matter whatever the degree of soil salinity. Bacillus stearothermophilus and B...

journal_title：Journal of basic microbiology

authors： Zahran HH,Moharram AM,Mohammad HA

更新日期：1992-01-01 00:00:00

abstract：:The Mediterranean sponge Halichondria (Halichondria) panicea was explored as a novel matrix for the isolation of biosurfactant-producing bacteria. A total of 38 (out of 56) isolates gave a good response to the employed screening tests (e.g., stable emulsion detection, surface tension measurement, hemolytic activity, a...

journal_title：Journal of basic microbiology

authors： Rizzo C,Syldatk C,Hausmann R,Gerçe B,Longo C,Papale M,Conte A,De Domenico E,Michaud L,Lo Giudice A

更新日期：2018-06-01 00:00:00

abstract：:Xylella fastidiosa, the causal agent of citrus variegated chlorosis (CVC), colonizes plant xylem, reducing sap flow, and inducing internerval chlorosis, leaf size reduction, necrosis, and harder and smaller fruits. This bacterium may be transmitted from plant to plant by sharpshooter insects, including Bucephalogonia ...

journal_title：Journal of basic microbiology

authors： Dourado MN,Santos DS,Nunes LR,Costa de Oliveira RL,de Oliveira MV,Araújo WL

更新日期：2015-12-01 00:00:00

abstract：:An Indian indigenous, Loktak Lake soil isolate Streptomyces violascens MT7 was assessed for its biocontrol potential both in vitro and in vivo against toxigenic fruit-rotting fungi. Strain MT7 exhibited broad-spectrum antifungal activity against various pathogenic postharvest fungi of citrus and papaya. In shake-flask...

journal_title：Journal of basic microbiology

authors： Choudhary B,Nagpure A,Gupta RK

更新日期：2015-12-01 00:00:00

abstract：:The optimum growth of soil crust-forming cyanobacterial species occurs between 21 and 30 °C. When the temperature decreases below -5 °C, the liquid water in the cyanobacterial cells may freeze. In the natural environment, the temperature gradually decreases from autumn to winter, and the diurnal temperatures fluctuate...

journal_title：Journal of basic microbiology

authors： Wang W,Wang Y,Shu X,Zhang Q

更新日期：2013-01-01 00:00:00

abstract：:Industrial effluents contaminated sites may serve as repositories of ecologically adapted efficient pyrene degrading bacteria. In the present study, six bacterial isolates from industrial effluents were purified using serial enrichment technique and their pyrene degrading potential on pyrene supplemented mineral salt ...

journal_title：Journal of basic microbiology

authors： Meena SS,Sharma RS,Gupta P,Karmakar S,Aggarwal KK

更新日期：2016-04-01 00:00:00

abstract：:Supercoiling of bacterial DNA is regulated by topoisomerases and influences most of the metabolic processes involving DNA. The present review is devoted to a brief outline of the supercoiled state of DNA in bacteria and to all microbial topoisomerases hitherto described. Recent studies on topoisomerases of archaebacte...

journal_title：Journal of basic microbiology

authors： Zimmer C,Störl K,Störl J

更新日期：1990-01-01 00:00:00

abstract：:Some bacteria have a higher tendency to produce biofilm than others. Especially, Pseudomonas and Aeromonas strains are acknowledged to be pioneer colonizers and are predominant in biofilm formation. We examined biofilm formation and first attachment maintance of biofilms of Pseudomonas spp., Pseudomonas aeruginosa, Ae...

journal_title：Journal of basic microbiology

authors： Doğruöz N,Göksay D,Ilhan-Sungur E,Cotuk A

更新日期：2009-09-01 00:00:00

abstract：:The aim of this study was to investigate the relationship between airborne fungal spores and allergic diseases; for this reason, the airborne fungal spores that were obtained from five different locations of Belgrad Forest were isolated, determined and studied quantitatively. Totally 120 samples were examined by using...

journal_title：Journal of basic microbiology

authors： Colakoğlu G

更新日期：2003-01-01 00:00:00

abstract：:The bacterial strain mA3 capable of utilizing 3-aminophenol as the sole source of carbon, energy and nitrogen for growth was isolated from an enrichment culture and identified as an Arthrobacter species. Utilization of 0.68 mg/ml 3-aminophenol by batch cultures of this organism was characterized by a specific growth r...

journal_title：Journal of basic microbiology

authors： Lechner U,Straube G

更新日期：1988-01-01 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

abstract：:The soil microfungi flora was investigated in four locations of Eskişehir (Turkey). 56 soil samples were seasonaly collected from 14 stations in the areas of Karacahöyük, Bahçecik, OGU I, and OGU II. A total of 110 species belonging to 32 genera were encountered including Absidia, Acremonium, Alternaria, Aspergillus, ...

journal_title：Journal of basic microbiology

authors： Demirel R,Ilhan S,Asan A,Kinaci E,Oner S

更新日期：2005-01-01 00:00:00

abstract：:The role of rock inhabiting bacteria in potassium (K) solubilization from feldspar and their application in crop nutrition through substitution of fertilizer K was explored through the isolation of 36 different bacteria from rocks of a major hill station at Ponmudi in Thiruvananthapuram, Kerala, India. A comprehensive...

journal_title：Journal of basic microbiology

authors： Anjanadevi IP,John NS,John KS,Jeeva ML,Misra RS

更新日期：2016-01-01 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：:Pichia pastoris expression system was widely used for producing heterologous proteins. Some researches revealed that the increase in the copy number could improve the expression of foreign genes in P. pastoris. Hundreds or thousands of antibiotic-resistance recombinants need to be screened because the frequency of mul...

journal_title：Journal of basic microbiology

authors： Zheng J,Guo N,Zhou HB

更新日期：2014-12-01 00:00:00

abstract：:The biological treatment of spent wash from molasses distilleries was investigated. Analysis of raw spent wash showed it to be a recalcitrant waste, with a high COD of 85,170 mg/l and containing inhibitory phenolic compounds. Reverse phase thin layer chromatography identified gallic and vanillic acid present in spent ...

journal_title：Journal of basic microbiology

authors： Fitzgibbon FJ,Nigam P,Singh D,Marchant R

更新日期：1995-01-01 00:00:00

abstract：:The effects of cold-shock on Neurospora crassa was here investigated. In cold-shock treated hyphae (6 h at 4 degrees C) the branching pattern was changed and dichotomy as well as a fan-like-pattern structure were temporarily detected at the tips. When exogenous Ca(2+) (500 mM) was added to the hyphae, these morphologi...

journal_title：Journal of basic microbiology

authors： Kawano CY,Said S

更新日期：2002-01-01 00:00:00

abstract：:Two shuttle vectors named pRC52 (10.7 Kb) and pRK52 (12.2 Kb) carrying chloramphenicol (Cm) and chloramphenicol plus kanamycin (Km) resistance genes, respectively, were constructed by fusion of a cryptic plasmid pBL13869 (replicon pBL1, 5.8 Kb) from Brevibacterium lactofermentum ATCC13869 with pBR328 E. coli plasmid. ...

journal_title：Journal of basic microbiology

authors： Duran R

更新日期：1998-01-01 00:00:00