Characterization of a Rhizobium etli chromosomal gene required for nodule development on Phaseolus vulgaris L.

abstract：:Cellulolytic fungi, 34 strains, were isolated from samples taken from palm oil mill residues and effluent, and high cellulase producers selected in comparison with nine known reference strains. Although 13 isolates showed good filter paper distintegration within 14 days, only eight isolates exhibited clearing zones ar...

journal_title：World journal of microbiology & biotechnology

authors： Prasertsan P,H-Kittikul A,Chitmanee B

更新日期：1992-11-01 00:00:00

abstract：:A superoxide dismutase (SOD) was purified from Spirulina platensis sonicate. The SOD was purified to homogeneity (48-fold and 0.24% yield) through ammonium sulphate precipitation and DEAE-52 anion exchange chromatography. The SOD from S. platensis appeared to be a homodimer with a molecular weight of 30 kDa and a subu...

journal_title：World journal of microbiology & biotechnology

authors： Desai K,Sivakami S

更新日期：2007-12-01 00:00:00

abstract：:The competitiveness of fourRhizobium sp. strains infectingAcacia senegal and originating in the Sudan was assessed in a growth chamber experiment using Sudanese soil, WhenAcacia senegal was inoculated with pure cultures of the strains, there were statistically significant differences among the strains with respect to ...

journal_title：World journal of microbiology & biotechnology

authors： Zhang X,Karsisto M,Lindström K

更新日期：1992-03-01 00:00:00

abstract：:Fossil fuels consumption impacts the greenhouse gas emissions. Biofuels are considered as alternative renewable energy sources to reduce the fossil fuels dependency. Bioethanol produced by recombinant microorganisms is a widely suggested alternative to increase the yield in fermentation processes. However, ethanol and...

journal_title：World journal of microbiology & biotechnology

authors： Martínez-Alcantar L,Díaz-Pérez AL,Campos-García J

更新日期：2019-11-20 00:00:00

abstract：:A key constraint in successfully obtaining an effective inoculant is overcoming difficulties in formulating a viable and user-friendly final product and maintaining the microbial cells in a competent state. Co-cultures of rhizobia and PGPR (Plant Growth Promoting Rhizobacteria) are a logical next subject for formulati...

journal_title：World journal of microbiology & biotechnology

authors： Atieno M,Herrmann L,Okalebo R,Lesueur D

更新日期：2012-07-01 00:00:00

abstract：:Biofilm formation can make significant effects on bacteria habits and biological functions. In this study, diketopiperazines (DKPs) produced by strain of Bacillus amyloliquefaciens Q-426 was found to inhibit biofilm formed in the gas-liquid interface. Four kinds of DKPs were extracted from B. amyloliquefaciens Q-426, ...

journal_title：World journal of microbiology & biotechnology

authors： Wang JH,Yang CY,Fang ST,Lu J,Quan CS

更新日期：2016-09-01 00:00:00

abstract：:Biomineralization is a process by which living organisms produce minerals. The extracellular production of these biominerals by microbes has potential for various bioengineering applications. For example, crack remediation and improvement of durability of concrete is an important goal for engineers and biomineral-prod...

journal_title：World journal of microbiology & biotechnology

authors： Heidari Nonakaran S,Pazhouhandeh M,Keyvani A,Abdollahipour FZ,Shirzad A

更新日期：2015-12-01 00:00:00

abstract：:The abundance of culturable heterotropic bacteria studied on and according to depth levels and seasons in the Gulf of Antalya. Environmental factors were compared regarding culturable heterotrophic bacteria abundance and diversities of bacteria. During the study period (between August 2009 and April 2010, seasonally i...

journal_title：World journal of microbiology & biotechnology

authors： Çardak M,Özgür Özbek E,Kebapçioğlu T

更新日期：2015-04-01 00:00:00

abstract：:Benzo[a]pyrene (BaP) accumulates in marine organisms and contaminated coastal areas. The biotreatment of waste water using saline-alkaline-tolerant white rot fungi (WRF) represents a promising method for removing BaP under saline-alkaline conditions based on WRF's ability to produce ligninolytic enzymes. In a pre-scre...

journal_title：World journal of microbiology & biotechnology

authors： Andriani A,Tachibana S,Itoh K

更新日期：2016-03-01 00:00:00

abstract：:Filamentous fungi, isolated from the enriched surface of garden soil, were screened for α-galactosidase production after growing on wheat-bran/carbohydrate substrate. One isolate,Aspergillus niger, had the highest enzyme activity (5.1×10(-2) units/mg protein) at pH 5.0 and 50°C. Treatment of cowpea flour with the crud...

journal_title：World journal of microbiology & biotechnology

authors： Somiari RI,Balogh E

更新日期：1992-11-01 00:00:00

abstract：:The present study was conducted for optimization of in vitro substrates under aseptic conditions for interaction of Piriformospora indica with the medicinal plant Coleus forskohlii. It aims to test the effects of different substrates on P. indica colonization as well as growth parameters of the in vitro raised C. fors...

journal_title：World journal of microbiology & biotechnology

authors： Das A,Tripathi S,Varma A

更新日期：2014-03-01 00:00:00

abstract：:Hydroxy long-chain fatty acids occur widely in animals and plants and have important physiological activities in these eukaryotes. There are indications that these compounds are also common and important in fungi. The occurrence of hydroxy-polyunsaturated fatty acids (hydroxy-PUFAs) is of biotechnological importance, ...

journal_title：World journal of microbiology & biotechnology

authors： Van Dyk MS,Kock JL,Botha A

更新日期：1994-09-01 00:00:00

abstract：:Atmospheric and room temperature plasma (ARTP) was first employed to generate mutants of Actinomyces JN537 for improving acarbose production. To obtain higher acarbose producing strains, the method of screening the strains for susceptibility to penicillin was used after treatment with ARTP. The rationale for the strat...

journal_title：World journal of microbiology & biotechnology

authors： Ren F,Chen L,Tong Q

更新日期：2017-01-01 00:00:00

abstract：:A xylanase gene, designated Svixyn10A, was cloned from actinomycetes Saccharomonospora viridis and the gene product was characterized. Gene Svixyn10A contains 1,374 bp and encodes a polypeptide of 457 amino acids composed of a glycoside hydrolase family 10 catalytic domain with a putative signal peptide, a short Gly-r...

journal_title：World journal of microbiology & biotechnology

authors： Wang Z,Jin Y,Wu H,Tian Z,Wu Y,Xie X

更新日期：2012-08-01 00:00:00

abstract：:Many important food and fibre crops have attained close to their maximum yields as a result of conventional breeding approaches and advances in agronomic and horticultural practices. The manipulation of cell and tissue cultures to produce somatic embryos efficiently is one of the keystones of the new technologies that...

journal_title：World journal of microbiology & biotechnology

authors： Litz RE,Gray DJ

更新日期：1995-07-01 00:00:00

abstract：:Busseola fusca (Fuller) (Lepidoptera: Noctuidae) is a stemborer pest that attacks maize (Zea mays) throughout sub-Saharan Africa. Genetically modified maize has been shown to be effective against B. fusca. However, resistance of B. fusca against Bt-maize has developed and spread throughout South Africa. Previous studi...

journal_title：World journal of microbiology & biotechnology

authors： Snyman M,Gupta AK,Bezuidenhout CC,Claassens S,van den Berg J

更新日期：2016-07-01 00:00:00

abstract：:Common reed (Phragmites australis) and narrow-leaved cattail (Typha angustifolia L.) are two plant species used widely in artificial wetlands constructed to treat wastewater. In this study, the community structure and diversity of root-associated bacteria of common reed and narrow-leaved cattail growing in the Beijing...

journal_title：World journal of microbiology & biotechnology

authors： Li YH,Zhu JN,Liu QF,Liu Y,Liu M,Liu L,Zhang Q

更新日期：2013-08-01 00:00:00

abstract：:A symbiotic, heterocystous, N2-fixing blue-green alga, isolated from the coralloid roots of a xerophytic plant,Cycas revoluta, grew best in liquid medium supplemented with 4 mM NO 3 (-) . Morphologically, the isolated alga was identical to that of the natural endophyte but the cell size had decreased markedly. The alg...

journal_title：World journal of microbiology & biotechnology

authors： Sharma A,Mishra DP,Kumar A

更新日期：1992-09-01 00:00:00

abstract：:Rice seedlings (Oryza sativa) inoculated with the plant growth-promoting rhizobacteria Azospirillum brasilense FT326 showed an enhanced development of the root system 3 days after inoculation. Later on, a remarkable enlargement of shoots was also evident. An increase in the Ca2+-dependent histone kinase activity was a...

journal_title：World journal of microbiology & biotechnology

authors： Ribaudo CM,Curá JA,Cantore ML

更新日期：2017-02-01 00:00:00

abstract：:A novel 1,170 bp β-galactosidase gene sequence from Halomonas sp. S62 (BGalH) was identified through whole genome sequencing and was submitted to GenBank (Accession No. JQ337961). The BGalH gene was heterologously expressed in Escherichia coli BL21(DE3) cells, and the enzymatic properties of recombinant BGalH were stu...

journal_title：World journal of microbiology & biotechnology

authors： Wang GX,Gao Y,Hu B,Lu XL,Liu XY,Jiao BH

更新日期：2013-08-01 00:00:00

abstract：:One strain of algicidal bacterium, named as S088, was isolated from the intestine of healthy sea cucumbers (Stichopus horrens) in the South China Sea. Based on the analysis of its biochemical characteristics and 16S rDNA gene sequence, S088 was identified as Bowmanella denitrificans. Importantly, the algicidal activit...

journal_title：World journal of microbiology & biotechnology

authors： Jiang X,Ren C,Hu C,Zhao Z

更新日期：2014-02-01 00:00:00

abstract：:Laccase enzymes produced by both soil bacteria and fungi play important roles in refractory organic matter turnover in terrestrial ecosystems. We investigated the abundance and diversity of fungal laccase genes and bacterial laccase-like genes in soil from subtropical arable lands, and identified which microbial group...

journal_title：World journal of microbiology & biotechnology

authors： Feng S,Su Y,Dong M,He X,Kumaresan D,O'Donnell AG,Wu J,Chen X

更新日期：2015-12-01 00:00:00

abstract：:An α-amylase from a hyper-producing strain of Bacillus (sp. E2) was stable at 70°C for 30 min but was quickly inactivated at higher temperatures. In the presence of 10MM Ca(2+) and starch (20% w/v), however, the enzyme was stable at 90°C for 10 min and after 30 min at 100°C still retained 26% of its initial activity. ...

journal_title：World journal of microbiology & biotechnology

authors： Goyal N,Sidhu GS,Chakrabarti T,Gupta JK

更新日期：1995-09-01 00:00:00

abstract：:Although the use of degrading-bacteria is one of the most efficient methods for the bioremediation of polluted sites, detection, selection and proliferation of the most efficient and competing bacteria is still a challenge. The objective of this multi-stage research was to investigate the effects of the selected bacte...

journal_title：World journal of microbiology & biotechnology

authors： Naeim AH,Baharlouei J,Ataabadi M

更新日期：2020-11-09 00:00:00

abstract：:This study aimed to inhibit the growth of Escherichia coli and Clostridium tyrobutyricum, common bacteria responsible for early and late cheese blowing defects respectively, by using novel aqueous extracts obtained by dynamic solid-liquid extraction and essential oils obtained by solvent free microwave extraction from...

journal_title：World journal of microbiology & biotechnology

authors： Librán CM,Moro A,Zalacain A,Molina A,Carmona M,Berruga MI

更新日期：2013-07-01 00:00:00

abstract：:Caffeine is a naturally occurring alkaloid, where its major consumption occurs with beverages such as coffee, soft drinks and tea. Despite a variety of reports on the effects of caffeine on diverse organisms including yeast, the complex molecular basis of caffeine resistance and response has yet to be understood. In t...

journal_title：World journal of microbiology & biotechnology

authors： Sürmeli Y,Holyavkin C,Topaloğlu A,Arslan M,Kısakesen Hİ,Çakar ZP

更新日期：2019-11-14 00:00:00

abstract：:The present investigation entails the immobilisation and characterisation of Escherichia coli MO1-derived carbonic anhydrase (CA) and its influence on the transformation of CO₂ to CaCO₃. CA was purified from MO1 using a combination of Sephadex G-75 and DEAE cellulose column chromatography, resulting in 4.64-fold purif...

journal_title：World journal of microbiology & biotechnology

authors： Oviya M,Sukumaran V,Giri SS

更新日期：2013-10-01 00:00:00

abstract：:In this work Talaromyces australis and Penicillium murcianum pigment production in liquid cultures and the cytotoxic effect of such pigments on skin model cells were studied. Response surface methodology (RSM) was used to optimize culture conditions aiming to increase pigment production in malt extract and peptone-glu...

journal_title：World journal of microbiology & biotechnology

authors： Hernández VA,Machuca Á,Saavedra I,Chavez D,Astuya A,Barriga C

更新日期：2019-10-12 00:00:00

abstract：:Valsa mali var. mali (Vmm), is the predominant species of apple valsa canker in China. Modern analysis of genes involved in virulence or pathogenicity usually implicate gene expression analysis most often performed using real-time quantitative polymerase chain reaction (RT-qPCR). However, for relative gene expression ...

journal_title：World journal of microbiology & biotechnology

authors： Yin Z,Ke X,Huang D,Gao X,Voegele RT,Kang Z,Huang L

更新日期：2013-09-01 00:00:00

abstract：:A novel Lactobacillus panis PM1 isolate was found to be capable of converting glycerol to 1,3-propanediol (1,3-PDO), an increasingly valuable commodity chemical. In this study the effects of various process parameters, including glucose and glycerol concentrations, inoculum size, temperature, aeration, pH, and carbon ...

journal_title：World journal of microbiology & biotechnology

authors： Grahame DA,Kang TS,Khan NH,Tanaka T

更新日期：2013-07-01 00:00:00