The role of potassium as an ionic signal in the regulation of cyanobacterium Nostoc muscorum response to salinity and osmotic stress.

abstract：:A thermophilic, arsenate resistant bacterial strain was isolated from a geothermal field located in the area surrounding Monterotondo (Tuscany, Italy). Based on 16S rRNA gene analysis and recN comparisons the strain was identified as Geobacillus kaustophilus. Cells of the strain, designated A1, were rod-shaped, 2-3 μm...

journal_title：Journal of basic microbiology

authors： Cuebas M,Sannino D,Bini E

更新日期：2011-08-01 00:00:00

abstract：:Thermus strains are regarded as models to investigate the mechanism of thermostability of thermophiles, and phages from Thermus are particularly interesting because of their way to regulate gene expression. In this research, a Thermus bacteriophage named TSP4 (Thermus Siphoviridae phage) was isolated from Tengchong ho...

journal_title：Journal of basic microbiology

authors： Lin L,Hong W,Ji X,Han J,Huang L,Wei Y

更新日期：2010-10-01 00:00:00

abstract：:Studies on Acidithiobacillus ferrooxidans accepting electrons from Fe(II) have previously focused on cytochrome c. However, we have discovered that, besides cytochrome c, type IV pili (Tfp) can transfer electrons. Here, we report conduction by Tfp of A. ferrooxidans analyzed with a conducting-probe atomic force micros...

journal_title：Journal of basic microbiology

authors： Li Y,Li H

更新日期：2014-03-01 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：:Proteus spp. bacteria frequently serve as opportunistic pathogens that can infect many animals and show positive survival and existence in various natural environments. The evolutionary pattern of Proteus spp. is an unknown topic, which benefits understanding the different evolutionary dynamics for excellent bacterial...

journal_title：Journal of basic microbiology

authors： Jin L,Gao H,Cao X,Han S,Xu L,Ma Z,Shang Y,Ma XX

更新日期：2020-05-01 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：:Insecticidal proteins expressed by genetically modified Bt maize may alter the enzymatic and microbial communities associated with rhizosphere soil. This study investigated the structure and enzymatic activity of rhizosphere soil microbial communities associated with field grown Bt and non-Bt maize. Rhizosphere soil s...

journal_title：Journal of basic microbiology

authors： van Wyk DAB,Adeleke R,Rhode OHJ,Bezuidenhout CC,Mienie C

更新日期：2017-09-01 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：:Helicobacter pylori exhibit morphology convertion in a spiral or coccoid form. This study aims to reveal the impact of coccoid H. pylori on the proliferation and apoptosis of gastric epithelial cells. The cagA and vacA genes of H. pylori were detected by semi-quantitative RT-PCR. Proliferation and apoptosis were analy...

journal_title：Journal of basic microbiology

authors： Li N,Han L,Chen J,Lin X,Chen H,She F

更新日期：2013-02-01 00:00:00

abstract：:The diversity of cellulolytic bacteria from the rice-pulse system can be sourced for identification of efficient cellulose decomposing microbial strains. In the present study, the abundance, structural diversity, and cellulolytic potential of the culturable bacterial community were studied in 5-year old rice-pulse sys...

journal_title：Journal of basic microbiology

authors： Dash PK,Bhattacharyya P,Shahid M,Roy PS,Padhy SR,Swain CK,Kumar U,Kumar A,Gautam P,Lal B,Panneerselvam P,Nayak AK

更新日期：2019-10-01 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：:In the present study, we attempted to elucidate if the harmful phytopathogenic bacteria of Pectobacterium genus (P. atrosepticum) possess the enzymes for oxidation of phenolic compounds. Polyphenol oxidase (laccase) activity was revealed in P. atrosepticum cell lysates. Using bioinformatic analysis, an ORF encoding a ...

journal_title：Journal of basic microbiology

authors： Gorshkov V,Tarasova N,Gogoleva N,Osipova E,Petrova O,Kovtunov E,Gogolev Y

更新日期：2017-12-01 00:00:00

abstract：:Spore (akinete) formation in the heterocystous and branched filamentous cyanobacterium Fischerella muscicola involves a significant increase in cell size and formation of several endospores in each of the cells. In present study, the physico-chemical factors (pH, light sources, nutrient deficiency, nitrogen sources, c...

journal_title：Journal of basic microbiology

authors： Mishra BN,Kaushik MS,Abraham G,Singh PK

更新日期：2018-08-01 00:00:00

abstract：:Microorganisms such as bacteria and molds produce an enormous variety of volatile metabolites. To determine whether typical microbial volatile metabolites can be used as indicator compounds for the detection of hidden mold in indoor environments, we examined 14 typical indoor fungal strains for their growth rates and ...

journal_title：Journal of basic microbiology

authors： Schuchardt S,Kruse H

更新日期：2009-08-01 00:00:00

abstract：:Rice cultivation is the main method for mudflat reclamation. However, changes in the community structure of microbes involved in nitrogen (N) cycling in response to mudflat reclamation via rice cultivation remain poorly understood. This study used quantitative polymerase chain reaction to characterize the distribution...

journal_title：Journal of basic microbiology

authors： Zhang Y,Li Q,Chen Y,Dai Q,Hu J

更新日期：2019-05-01 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 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：: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：:Every organism can be characterized by the amino acid composition of its proteome. So far it was assumed that these compositions are determined by the GC content of the DNA or, in some cases, by extreme lifestyles, like thermophily or halophily. Here, we focussed our analysis on eight amino acids, each of which is enc...

journal_title：Journal of basic microbiology

authors： Schmidt A,Rzanny M,Schmidt A,Hagen M,Schütze E,Kothe E

更新日期：2012-04-01 00:00:00

abstract：:107 species and 8 species varieties belonging to 44 genera were collected from combine harvester wheat and sorghum dusts (35 genera and 91 species + 4 varieties) and from the atmosphere of their hay sites (26 genera and 69 species + 4 varieties) on glucose- and cellulose-Czapek's Dox agar at 28 degrees C and 45 degree...

journal_title：Journal of basic microbiology

authors： Abdel-Hafez SI,Moubasher AH,Shoreit AA,Ismail MA

更新日期：1990-01-01 00:00:00

abstract：:Removal of heavy metals from food material by growing micro-organisms is limited by the toxicity to cells. In this study, different preincubation treatments were investigated to analyze their effects on cadmium resistance and removal ability of Pichia kudriavzevii A16 and Saccharomyces cerevisiae CICC1211. Sucrose pre...

journal_title：Journal of basic microbiology

authors： Zhang D,Ma N,Guo Z,Chen P,Ma R,Sun X,Wang D,Wang J,Xu Y

更新日期：2019-09-01 00:00:00

abstract：:Dietary carbohydrates and polyols affect the microbial colonization of oral surfaces by modulating adhesion and biofilm formation. The aim of this study was to evaluate the influence of a select group of l-carbohydrates and polyols on either Streptococcus mutans or Candida albicans adhesion and biofilm formation in vi...

journal_title：Journal of basic microbiology

authors： Brambilla E,Ionescu AC,Cazzaniga G,Ottobelli M,Samaranayake LP

更新日期：2016-05-01 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：:An extracellular lipase isolated from Bacillus megaterium AKG-1 had an optimum activity at 55 degrees C/pH 7.0. It retained 100% activity at 50 degrees C for 30 min with a half life of 30 min at 70 degrees C. A 20-70% increase in lipase activity was observed in presence of acetone (20% v/v), DMSO (20% v/v) and isoprop...

journal_title：Journal of basic microbiology

authors： Sekhon A,Dahiya N,Tiwari RP,Hoondal GS

更新日期：2005-01-01 00:00:00

abstract：:Histone-like nucleoid-structuring protein (H-NS) and integration host factor (IHF) are major nucleoid-associated proteins, and DnaA, a replication initiator, may also be related with nucleoid compaction. It has been shown that protein-dependent DNA compaction is related with many aspects of bacterial physiology, inclu...

journal_title：Journal of basic microbiology

authors： Huang T,Yuan H,Fan L,Moregen M

更新日期：2020-02-01 00:00:00

abstract：:Trichoderma spp. are versatile beneficial fungi which can stimulate growth and plant resistance to biotic and abiotic stresses. In this study, the potential of Trichoderma isolate in promoting the cucumber growth under salt stress and its possible mechanisms were investigated. Strain Q1 was isolated from the rhizosphe...

journal_title：Journal of basic microbiology

authors： Qi W,Zhao L

更新日期：2013-04-01 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：:The metabolization of L-carnitine was studied using whole cells of Escherichia coli 044 K74. It showed features of an epigenetical control. L-carnitine and crotonobetaine were able to induce the carnitine-reducing system. Oxygen and nitrate as electron acceptors, gamma-butyrobetaine as final product of carnitine trans...

journal_title：Journal of basic microbiology

authors： Jung K,Jung H,Kleber HP

更新日期：1987-01-01 00:00:00

abstract：:The acetic acid bacteria have mainly relevance for bacterial cellulose production and fermented bio-products manufacture. The purpose of this study was to identify temperate bacteriophages in a cellulose-producing bacterial strain Komagataeibacter intermedius IMBG180. Prophages from K. intermedius IMBG180 were induced...

journal_title：Journal of basic microbiology

authors： Kharina A,Podolich O,Faidiuk I,Zaika S,Haidak A,Kukharenko O,Zaets I,Tovkach F,Reva O,Kremenskoy M,Kozyrovska N

更新日期：2015-04-01 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