abstract：:Drotaverine [1-(3,4-diethoxybenzylidene)-6,7-diethoxy-1,2,3,4-tetrahydroisoquinoline] hydrochloride, an antispasmodic drug derived from benzylisoquinoline was evaluated for its biodegradability using a bacterial strain Rhodococcus rhodochrous IEGM 608. The experiments were performed under aerobic conditions with rhodo...

journal_title：World journal of microbiology & biotechnology

authors： Ivshina IB,Vikhareva EV,Richkova MI,Mukhutdinova AN,Karpenko JN

更新日期：2012-10-01 00:00:00

abstract：:Both β-proteobacterial aerobic ammonium-oxidizing bacteria (AOB) and anaerobic ammonium-oxidizing (ANAMMOX) bacteria were investigated in the hyporheic zone of a contaminated river in China containing high ammonium levels and low chemical oxygen demand. Fluorescence in-situ hybridization (FISH), denaturing gradient ge...

journal_title：World journal of microbiology & biotechnology

authors： Wang Z,Qi Y,Wang J,Pei Y

更新日期：2012-09-01 00:00:00

abstract：:The biomass degrading enzymatic potential of 101 thermophilic bacterial strains isolated from a volcanic environment (Santorini, Aegean Sea, Greece) was assessed. 80 % of the strains showed xylanolytic activity in Congo Red plates, while only eight could simultaneously hydrolyze cellulose. Fifteen isolates were select...

journal_title：World journal of microbiology & biotechnology

authors： Stathopoulou PM,Galanopoulou AP,Anasontzis GE,Karagouni AD,Hatzinikolaou DG

更新日期：2012-09-01 00:00:00

abstract：:The apsA and apsB genes encoding family M1 aminopeptidases were identified in the industrial fungus Aspergillus oryzae. The apsB was transcriptionally up-regulated up to 2.5-fold in response to the deprivation of nitrogen or carbon sources in growth media, while up-regulation of apsA was less significant. The encoded ...

journal_title：World journal of microbiology & biotechnology

authors： Marui J,Matsushita-Morita M,Tada S,Hattori R,Suzuki S,Amano H,Ishida H,Yamagata Y,Takeuchi M,Kusumoto K

更新日期：2012-08-01 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：:Cultural tourism expanded in the last half of the twentieth century, and the interest of visitors has come to include caves containing archaeological remains. Some show caves attracted mass tourism, and economical interests prevailed over conservation, which led to a deterioration of the subterranean environment and t...

journal_title：World journal of microbiology & biotechnology

authors： Saiz-Jimenez C

更新日期：2012-07-01 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：:We characterised the anti-Vibrio parahaemolyticus (anti-V. parahaemolyticus) marine bacteria DIT09, DIT44 and DIT46 isolated from the intertidal mussel Perumytilus purpuratus. The 16S rRNA gene sequences identify a Pseudoalteromonas sp. that form a clade with P. prydzensis and P. mariniglutinosa. The strains produced ...

journal_title：World journal of microbiology & biotechnology

authors： Aranda CP,Valenzuela C,Barrientos J,Paredes J,Leal P,Maldonado M,Godoy FA,Osorio CG

更新日期：2012-06-01 00:00:00

abstract：:The aim of this study was to evaluate whether immobilizing a probiotic strain Lactobacillus reuteri DPC16 in chitosan-coated alginate microcapsules affected their inhibitory performance against food-borne pathogens. The probiotic strain was encapsulated in sub-100 μm alginate microspheres which were further coated wit...

journal_title：World journal of microbiology & biotechnology

authors： Chen S,Cao Y,Ferguson LR,Shu Q,Garg S

更新日期：2012-06-01 00:00:00

abstract：:Helicobacter pylori has high global infection rates and can cause other undesirable clinical manifestations such as duodenal ulcer (DU) and gastric cancer (GC). Frequencies of re-infection after therapeutic clearance and rates of DU versus GC vary geographically and differ markedly between developed and developing cou...

journal_title：World journal of microbiology & biotechnology

authors： Coray DS,Heinemann JA,Tyrer PC,Keenan JI

更新日期：2012-05-01 00:00:00

abstract：:Opuntia ficus-indica Mill. (forage cactus) is farmed with relative success in the semi-arid region of the Brazilian northeast for commercial purposes, particularly as forage and food. Endophytic microorganisms are those that can be isolated inside plant tissues and can be a new source to production of enzymes with dif...

journal_title：World journal of microbiology & biotechnology

authors： Bezerra JD,Santos MG,Svedese VM,Lima DM,Fernandes MJ,Paiva LM,Souza-Motta CM

更新日期：2012-05-01 00:00:00

abstract：:Chymosin can specifically break down the Phe105-Met106 peptide bond of milk κ-casein to form insoluble para-κ-casein, resulting in milk coagulation, a process that is used in making cheese. In this study, in order to obtain an alternative milk coagulant which is safe and efficient, and simultaneously can produce chees...

journal_title：World journal of microbiology & biotechnology

authors： Jiang XP,Yin ML,Chen P,Yang Q

更新日期：2012-05-01 00:00:00

abstract：:Tandem repeats of single short peptide sequences are useful for many purposes. Here we describe a method called ligation-PCR to construct DNA sequences encoding numerous tandem peptide repeats that can stably produce such repeats in both prokaryotic and eukaryotic cells. The method employs double-strand target monomer...

journal_title：World journal of microbiology & biotechnology

authors： Hou H,Zhang Z,Zhao W,Hou J

更新日期：2012-05-01 00:00:00

abstract：:Strain improvement by genetic manipulation or optimization of fermentation conditions for overproduction of vitamin B(12) has a drawback due to feed back inhibition. To resist the feed back inhibition by analogues of vitamin B(12) in Propionibacterium freudenrechii subsps. shermanii (OLP-5), we have tested with microb...

journal_title：World journal of microbiology & biotechnology

authors： Thirupathaiah Y,Swarupa Rani C,Sudhakara Reddy M,Venkateswar Rao L

更新日期：2012-05-01 00:00:00

abstract：:In this study, fennel oil was isolated by hydrodistillation, and the chemical composition was determined by gas chromatography/mass spectral analysis. The antimicrobial activity of fennel oil against Staphylococcus aureus was evaluated by broth microdilution. A haemolysis assay, tumour necrosis factor (TNF) release as...

journal_title：World journal of microbiology & biotechnology

authors： Qiu J,Li H,Su H,Dong J,Luo M,Wang J,Leng B,Deng Y,Liu J,Deng X

更新日期：2012-04-01 00:00:00

abstract：:Little is known about the role of endophytic fungi against abiotic stresses and isoflavonoids (IF) contents of soybean. In current study, we investigated the role of fungal endophytes on the growth of soybean under salt stress conditions. Pure cultures of nine endophytic fungi were isolated from the roots of field-gro...

journal_title：World journal of microbiology & biotechnology

authors： Khan AL,Hamayun M,Khan SA,Kang SM,Shinwari ZK,Kamran M,Ur Rehman S,Kim JG,Lee IJ

更新日期：2012-04-01 00:00:00

abstract：:Heavy-metal chromium [Cr(VI)] is a ubiquitous environmental pollutant. Comparing with chemical reduction, microbiological reduction is considered to be a friendly and cheaper way to decrease the damage caused by chromate. A bacterial strain, CR-07, which is resistant to and capable of reducing chromate was isolated fr...

journal_title：World journal of microbiology & biotechnology

authors： Liu Z,Wu Y,Lei C,Liu P,Gao M

更新日期：2012-04-01 00:00:00

abstract：:Tomato (Lycopersicon esculentum) is important widely grown vegetable in India and its productivity is affected by bacterial wilt disease infection caused by Ralstonia solanacearum. To prevent this disease infection a study was conducted to isolate and screen effective plant growth promoting rhizobacteria (PGPR) antago...

journal_title：World journal of microbiology & biotechnology

authors： Ramadasappa S,Rai AK,Jaat RS,Singh A,Rai R

更新日期：2012-04-01 00:00:00

abstract：:In this study, the carotenoids produced by the extremophile microorganisms Halococcus morrhuae, Halobacterium salinarium and Thermus filiformis were separated and identified by high-performance liquid chromatography connected to a diode array detector and a tandem mass spectrometer. The in vitro scavenging capacity of...

journal_title：World journal of microbiology & biotechnology

authors： Mandelli F,Miranda VS,Rodrigues E,Mercadante AZ

更新日期：2012-04-01 00:00:00

abstract：:Kaolin is an important industrial raw material and a basis of a range of different products. Microbial spoilage is a detrimental process observed especially in kaolin slurries, leading to low quality products and economic loss. Although the alteration of kaolin slurries in ceramic industry was observed, the process an...

journal_title：World journal of microbiology & biotechnology

authors： Papp I,Balázs M,Tombácz E,Babcsán N,Kesserű P,Kiss I,Szvetnik A

更新日期：2012-04-01 00:00:00

abstract：:Synthetic dyes are extensively used in textile dyeing, paper, printing, colour photography, pharmaceutics, cosmetics and other industries. Among these, azodyes represents the largest and most versatile class of synthetic dyes. As high as 50% of the dyes are released into the environment during manufacture and usage. T...

journal_title：World journal of microbiology & biotechnology

authors： Mate MS,Pathade G

更新日期：2012-03-01 00:00:00

abstract：:Prebiotic Fructooligosaccharides (FOS) escape metabolism in upper GI tract undergo microbial metabolism in colon and thereby influence the nature, type and number of intestinal microbiota to improve host's health. The present study focuses on the ability of Lactobacillus plantarum CFR 2194 to utilize FOS as a selectiv...

journal_title：World journal of microbiology & biotechnology

authors： Arenahalli Ningegowda M,Siddalingaiya Gurudutt P

更新日期：2012-03-01 00:00:00

abstract：:An analytical procedure has been developed for at-line (fast off-line) monitoring of 4 key parameters including nisin titer (NT), the concentration of reducing sugars, cell concentration and pH during a nisin fermentation process. This procedure is based on near infrared (NIR) spectroscopy and Partial Least Squares (P...

journal_title：World journal of microbiology & biotechnology

authors： Guo WL,Du YP,Zhou YC,Yang S,Lu JH,Zhao HY,Wang Y,Teng LR

更新日期：2012-03-01 00:00:00

abstract：:A nonautonomous element of 624 bp, called RetroCl1 (Retroelement Colletotrichum lindemuthianum 1), was identified in the plant pathogenic fungus Colletotrichum lindemuthianum. RetroCl1 contains terminal direct repeats (223 bp) that are surrounded by CTAGT sequences. It has a short internal domain of 178 bp and shows c...

journal_title：World journal of microbiology & biotechnology

authors： Dos Santos LV,de Queiroz MV,Santana MF,Soares MA,de Barros EG,de Araújo EF,Langin T

更新日期：2012-03-01 00:00:00

abstract：:Compost extracts are novel organic amendments, typically applied to suppress soil-borne diseases. This research evaluated the phytotoxicity of compost extracts and analyzed their ability to inhibit pathogenic fungal growth and reduce root-knot nematodes. The physical, chemical and biological characteristics of extract...

journal_title：World journal of microbiology & biotechnology

authors： Xu D,Raza W,Yu G,Zhao Q,Shen Q,Huang Q

更新日期：2012-03-01 00:00:00

abstract：:Streptomyces phage phiC31 integrase is widely used to mediate the integration of exogenous genes into host genomes for gene therapy and genomic modification, as it autonomously performs efficient, unidirectional, site-specific integration into pseudo attP sites of the host genome. Although pseudo attP sites are rarely...

journal_title：World journal of microbiology & biotechnology

authors： Zhou Z,Ma H,Qu L,Xie F,Ma Q,Ren Z

更新日期：2012-03-01 00:00:00

abstract：:A chemically defined medium called KGm medium was used to isolate from a sample of sea water a bacterial strain, MW3A, capable of using N-3-oxohexanoyl-L: -homoserine lactone as the sole carbon source. MW3A was clustered closely to Pseudomonas aeruginosa by 16S ribosomal DNA sequence analysis. It degraded both N-acylh...

journal_title：World journal of microbiology & biotechnology

authors： Wong CS,Yin WF,Choo YM,Sam CK,Koh CL,Chan KG

更新日期：2012-02-01 00:00:00

abstract：:Here, three different suicide vectors were evaluated for the possibility of performing gene mutagenesis in strain OH11 using the chiA gene (accession number: DQ888611) as a new reporter. Suicide vector pEX18GM was selected, and it was successfully applied for disruption and in-frame deletions in the chiA gene in strai...

journal_title：World journal of microbiology & biotechnology

authors： Qian G,Wang Y,Qian D,Fan J,Hu B,Liu F

更新日期：2012-02-01 00:00:00

abstract：:Wetland degradation makes significant impacts on soil, and bacterial communities in soil are likely to respond to these impacts. The purpose of this study was to investigate the impacts of soil property, soil type and soil depth on bacterial community in different stages of soil degradation in the Zoige Wetland. Micro...

journal_title：World journal of microbiology & biotechnology

authors： Tang J,Ding X,Wang L,Xu Q,Yang Z,Zhao J,Sun Q,Feng S,Zhang J

更新日期：2012-02-01 00:00:00

abstract：:Elicitation is one of the few strategies that find commercial application in the enhancement of secondary metabolite production from plants as well as cell culture systems. Due to their immense medicinal value, production of saponins in suspension cultures has been attempted by many researchers. Gymnema sylvestre is a...

journal_title：World journal of microbiology & biotechnology

authors： Ch B,Rao K,Gandi S,Giri A

更新日期：2012-02-01 00:00:00

abstract：:Lactobacillus reuteri DPC16 is a probiotic bacterium that has strong antimicrobial activities on pathogens, mainly due to its ability to produce reuterin, an antimicrobial compound. The objective of this study was to examine the ability of an encapsulation technique to protect the functional properties of cells of L. ...

journal_title：World journal of microbiology & biotechnology

authors： Zhao Q,Mutukumira A,Lee SJ,Maddox I,Shu Q

更新日期：2012-01-01 00:00:00

abstract：:The potential of three Serratia marcescens strains (CFFSUR-B2, CFFSUR-B3 and CFFSUR-B4) isolated from tropical regions in Mexico to inhibit the mycelial growth and conidial germination of Colletotrichum gloeosporioides, causal agent of fruit anthracnose, was evaluated. The ability of these strains to produce prodigios...

journal_title：World journal of microbiology & biotechnology

authors： Gutiérrez-Román MI,Holguín-Meléndez F,Bello-Mendoza R,Guillén-Navarro K,Dunn MF,Huerta-Palacios G

更新日期：2012-01-01 00:00:00

abstract：:A strain of Pleurotus ostreatus was grown in tomato pomace as sole carbon source for production of laccase. The culture of P. ostreatus revealed a peak of laccase activity (147 U/L of fermentation broth) on the 4th day of culture with a specific activity of 2.8 U/mg protein. Differential chromatographic behaviour of l...

journal_title：World journal of microbiology & biotechnology

authors： Freixo Mdo R,Karmali A,Arteiro JM

更新日期：2012-01-01 00:00:00

abstract：:A locally isolated Acinetobacter sp. Strain AQ5NOL 1 was encapsulated in gellan gum and its ability to degrade phenol was compared with the free cells. Optimal phenol degradation was achieved at gellan gum concentration of 0.75% (w/v), bead size of 3 mm diameter (estimated surface area of 28.26 mm(2)) and bead number ...

journal_title：World journal of microbiology & biotechnology

authors： Ahmad SA,Shamaan NA,Arif NM,Koon GB,Shukor MY,Syed MA

更新日期：2012-01-01 00:00:00

abstract：:Anaplasma phagocytophilum, the causative agent of human granulocytic anaplasmosis, is an obligate intra-cellular bacterium that survives in neutrophils by delaying apoptosis. The human promyelocytic leukemia cell line HL-60 has been the ultimate choice for culturing Anaplasma in vitro. In this study, we assessed the v...

journal_title：World journal of microbiology & biotechnology

authors： Karki P,Ijdo JW

更新日期：2011-11-01 00:00:00

abstract：:A total of 360 bacteria, isolated from the rhizospheres of a system of rice intensification (SRI) fields, were characterized for the production of siderophore, fluorescence, indole acetic acid (IAA), hydrocyanic acid (HCN) and solubilization of phosphorus. Of them, seven most promising isolates (SRI-156, -158, -178, -...

journal_title：World journal of microbiology & biotechnology

authors： Gopalakrishnan S,Humayun P,Kiran BK,Kannan IG,Vidya MS,Deepthi K,Rupela O

更新日期：2011-06-01 00:00:00

abstract：:Loop-mediated isothermal amplification (LAMP) assay is a powerful and innovative gene amplification technique that specifically amplifies the target gene under isothermal conditions with a high degree of sensitivity, rapidity and specificity. The major advantage of the LAMP assay is monitoring of amplified products wi...

journal_title：World journal of microbiology & biotechnology

authors： Jain N,Kumar JS,Parida MM,Merwyn S,Rai GP,Agarwal GS

更新日期：2011-06-01 00:00:00

abstract：:Cyanobacterial 16S ribosomal RNA gene diversity was examined in a benthic mat on Fildes Peninsula of King George Island (62º09'54.4''S, 58º57'20.9''W), maritime Antarctica. Environmental DNA was isolated from the mat, a clone library of PCR-amplified 16S rRNA gene fragments was prepared, and amplified ribosomal DNA re...

journal_title：World journal of microbiology & biotechnology

authors： Callejas C,Gill PR,Catalán AI,Azziz G,Castro-Sowinski S,Batista S

更新日期：2011-06-01 00:00:00

abstract：:A commercial cellulase was first assessed to be effective in hydrolyzing glycosyl at the C-3 and C-26 positions in steroidal saponins from yellow ginger (Dioscorea zingiberensis C. H. Wright) to diosgenin, a very important chemical in the pharmaceutical industry. The effect of different parameters on enzyme hydrolysis...

journal_title：World journal of microbiology & biotechnology

authors： Liu W,Huang W,Sun W,Zhu Y,Ni J

更新日期：2010-07-01 00:00:00

abstract：:Psychrophiles are organisms that thrive in cold environments. One of the strategies for their cold adaptation is the ability to synthesize cold-adapted enzymes. These enzymes usually display higher catalytic efficiency and thermolability at lower temperatures compared to their mesophilic and thermophilic counterparts....

journal_title：World journal of microbiology & biotechnology

authors： See Too WC,Few LL

更新日期：2010-07-01 00:00:00