Improved ethanol tolerance and production in strains of Clostridium thermocellum.

abstract：:A sustainable alternative to improve yield and the nutritive value of forage is the use of plant growth-promoting bacteria (PGPB) that release nutrients, synthesize plant hormones and protect against phytopathogens (among other mechanisms). Azospirillum genus is considered an important PGPB, due to the beneficial effe...

journal_title：World journal of microbiology & biotechnology

authors： Souza MS,de Baura VA,Santos SA,Fernandes-Júnior PI,Reis Junior FB,Marques MR,Paggi GM,da Silva Brasil M

更新日期：2017-04-01 00:00:00

abstract：:Aureobasidium pullulans NRRL 6220 synthesized polysaccharide most actively in media containing sucrose, fructose or maltose with (NH4)2SO4 (0.6 g/l) or ammonium acetate giving greatest yields of the polysaccharide. With (NH4)2SO4 at ≥1.2 g/l, production of polysaccharide was decreased considerably. Polysaccharide prod...

journal_title：World journal of microbiology & biotechnology

authors： Badr-Eldin SM,El-Tayeb OM,El-Masry HG,Mohamad FH,El-Rahman OA

更新日期：1994-07-01 00:00:00

abstract：:The volatile compounds produced by Debaryomyces hansenii NRRL Y-7426 during the fermentation of detoxified concentrated distilled grape marc hemicellulosic hydrolysates was analysed by GC-MS. Thirty-five compounds corresponding to ten groups of volatile compounds: terpenes, higher alcohols, C₆ alcohols, aldehydes, vol...

journal_title：World journal of microbiology & biotechnology

authors： Salgado JM,González-Barreiro C,Rodríguez-Solana R,Simal-Gándara J,Domínguez JM,Cortés S

更新日期：2012-11-01 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：:A fungal isolate, Arthrographis sp. strain F4, when grown in shake-flask culture, produced cellulolytic and xylanolytic enzymes optimally at 30°C with an initial pH of 5.0 to 6.0. Coarsely-ground filter paper was the most suitable carbon substrate for production of the enzymes. Inorganic nitrogen sources gave higher a...

journal_title：World journal of microbiology & biotechnology

authors： Okeke BC,Obi SK

更新日期：1993-05-01 00:00:00

abstract：:A variant ofLactobacillus hilgardii was immobilized by its own production of dextran gel, forming grains. The best rate of weight increase of the gel in continuous fermentation was 16.3±3.3%/h, at pH 4.8±0.1 and with a dilution rate of 0.22 to 0.26/h. Observation by scanning electron microscopy located most of the bac...

journal_title：World journal of microbiology & biotechnology

authors： Pidoux M,Pilet MF,Ripoche V

更新日期：1992-07-01 00:00:00

abstract：:Cystic Fibrosis is a genetic disease and it affects the respiratory and digestive systems. Pseudomonas aeruginosa infections in Cystic Fibrosis are presented as the main cause for high mortality and morbidity rates. Pseudomonas aeruginosa populations can regulate their virulence gene expressions via the bacterial comm...

journal_title：World journal of microbiology & biotechnology

authors： Gökalsın B,Sesal NC

更新日期：2016-09-01 00:00:00

abstract：:Ersho is a clear, yellow liquid that accumulates on the surface of fermenting teff-flour batter and is collected to serve as an inoculum for the next fermentation. The pH of ersho samples was about 3.5 and titratable acidity ranged between 3.1% and 5.7%. The mean aerobic mesophilic counts from four households varied b...

journal_title：World journal of microbiology & biotechnology

authors： Ashenafi M

更新日期：1994-01-01 00:00:00

abstract：:Lactococcus lactis subsp. lactis CRL 1584 isolated from a bullfrog hatchery produces a bacteriocin that inhibits both indigenous Citrobacter freundii (a Red-Leg Syndrome related pathogen) and Lactobacillus plantarum, and Listeria monocytogenes as well. Considering that probiotics requires high cell densities and/or ba...

journal_title：World journal of microbiology & biotechnology

authors： Quintana G,Niederle MV,Minahk CJ,Picariello G,Nader-Macías MEF,Pasteris SE

更新日期：2017-09-27 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：:Lactic acid bacteria (LAB) isolated from different sources (dairy products, fruits, fresh and fermented vegetables, fermented cereals) were screened for antimicrobial activity against other bacteria, including potential pathogens and food spoiling bacteria. Six strains have been shown to produce bacteriocins: Lactococ...

journal_title：World journal of microbiology & biotechnology

authors： Grosu-Tudor SS,Stancu MM,Pelinescu D,Zamfir M

更新日期：2014-09-01 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：:Forty-four strains of Aspergillus, Penicillium, Fusarium, Trichoderma and Rhizopus were grown on a liquid medium containing glucose and cassava-root extract. All of the Aspergillus and Fusarium strains, eight out of 10 Penicillium strains and three of seven Trichoderma strains showed linamarase activity. No such activ...

journal_title：World journal of microbiology & biotechnology

authors： Yeoh HH,Tan TK,Loh CM

更新日期：1995-11-01 00:00:00

abstract：:This work reports the production of MEL-A using coconut water as the carbon source. Proximate analysis of coconut water indicated the presence of nutrients necessary for growth of the organism and production of desired metabolite. The amount of MEL produced using coconut water was 3.85 g/L (± 0.35) with 74% of it bein...

journal_title：World journal of microbiology & biotechnology

authors： Madihalli C,Sudhakar H,Doble M

更新日期：2020-06-05 00:00:00

abstract：:The incidence of Candida infections have increased substantially in recent years due to aggressive use of immunosuppressants among patients. Use of broad-spectrum antibiotics and intravascular catheters in the intensive care unit have also attributed with high risks of candidiasis among immunocompromised patients. Amo...

journal_title：World journal of microbiology & biotechnology

authors： Alam MZ,Alam Q,Jiman-Fatani A,Kamal MA,Abuzenadah AM,Chaudhary AG,Akram M,Haque A

更新日期：2014-05-01 00:00:00

abstract：:When various lignin-related para-phenolic benzoic acids, para-phenolic cinnamic acids, para-phenolic phenylpropionic acids, the corresponding unsubstituted and 4-O-methylated derivatives, and 4-hydroxyl substituted benzaldehydes were tested on the growth of eight white-rot fungi, methylation of the 4-hydroxy substitue...

journal_title：World journal of microbiology & biotechnology

authors： Buswell JA,Eriksson KE

更新日期：1994-03-01 00:00:00

abstract：:Generally, Yersinia pseudotuberculosis and Y. enterocolitica grown at 37°C had increased susceptibility to antibiotics than when grown at 25°C. The susceptibility to kanamycin, cephalothin, tetracycline and chloramphenicol of Yersinia was also influenced by the growth medium and gas composition. ...

journal_title：World journal of microbiology & biotechnology

authors： Markova N,Radoucheva T,Ilieva L,Veljanov D

更新日期：1993-05-01 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

abstract：:A proprietary bacterial strain (Pet 1006) produced biosurfactants when grown on both glucose and an immiscible hydrocarbon as carbon sources. Pilot-plant-scale (1500 I) production gave, on repeated batch runs, 2 tonnes of culture broth containing active biosurfactant. The product was used as a substitute for chemical ...

journal_title：World journal of microbiology & biotechnology

authors： Banat IM,Samarah N,Murad M,Horne R,Banerjee S

更新日期：1991-01-01 00:00:00

abstract：:Anaerobic digestion (AD) is the most popular path of organic waste disposal. It is often used in wastewater treatment plants for excessive sludge removal. Methanogenic fermentation had usually been performed under mesophilic conditions, but in the past few years the thermophilic processes have become more popular due ...

journal_title：World journal of microbiology & biotechnology

authors： Ziembińska-Buczyńska A,Banach A,Bacza T,Pieczykolan M

更新日期：2014-12-01 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：:Studies were carried out to screen and identify strains that are able to directly produce ferulic oligosaccharides (FOs) from wheat bran (WB). The inducement and distribution of hemicellulases from strain 2012, which was identified as a non-melanin secreting strain of Aureobasidium pullulans (A. pullulans), were also ...

journal_title：World journal of microbiology & biotechnology

authors： Yu XH,Gu ZX

更新日期：2014-02-01 00:00:00

abstract：:Solid-state fermentation (SSF) with Agaricus brasiliensis and Agaricus bisporus on corn was carried out. The results showed that SSF with the two fungi made up the deficiency of tryptophan in corn and improved the protein nutritional value of corn. The conjugated polyphenols contents in fermented corn decreased and fr...

journal_title：World journal of microbiology & biotechnology

authors： Zhai FH,Liu HY,Han JR

更新日期：2018-02-15 00:00:00

abstract：:An extracellular polygalacturonase (EC 3.2.1.15) fromGeotrichum candidum ATCC 34614 grown onsauerkraut brine was produced and characterized. Polygalacturonic acid markedly increased the enzyme yield in the brine. The fungus produced the highest activity (290 U/l) in brine with 0.3% (w/v) polygalacturonic acid. The pH ...

journal_title：World journal of microbiology & biotechnology

authors： Hang YD,Woodams EE

更新日期：1992-09-01 00:00:00

abstract：:Dehydration of yeast cells causes them to enter a state of anhydrobiosis in which their metabolism is temporarily and reversibly suspended. This unique state among organisms is currently used in the production of active dry yeasts, mainly used in baking and winemaking. In recent decades non-conventional applications o...

journal_title：World journal of microbiology & biotechnology

authors： Rapoport A,Turchetti B,Buzzini P

更新日期：2016-06-01 00:00:00

abstract：:Unsheared DNA has been isolated from Rhodotorula and Rhodosporidium yeasts using a cell-wall-digesting enzyme preparation from Paecilomyces lilacinus. Pulsed-field gel electrophoresis indicated that at least 11 chromosomes were present in Rhodot. gracilis ATCC 90950. The DNA was amenable to digestion with restriction ...

journal_title：World journal of microbiology & biotechnology

authors： Vishnuvardhan D,Joseph R

更新日期：1995-05-01 00:00:00

abstract：:Mercury-resistance genes were detected byin situ hybridization using new synthetic oligonucleotide probes specific formerA andmerB genes according to the published sequences of the corresponding enzymes. These DNA probes were used for the detection of specific mercury-resistant microorganisms isolated from the Rhine R...

journal_title：World journal of microbiology & biotechnology

authors： Mirgain I,Hagnere C,Green GA,Harf C,Monteil H

更新日期：1992-01-01 00:00:00

abstract：:Fungal morphogenesis is a regulated series of events, leading to changes from one state to another, in which proteolysis could be regarded as one of the controlling functions. Proteinases are essential for the supply of amino acids, selective inactivation of specific growth phase proteins not required during developme...

journal_title：World journal of microbiology & biotechnology

authors： Deshpande MV

更新日期：1992-05-01 00:00:00

abstract：:An important and useful bamboo species, fishscale bamboo (Phyllostachys heteroclada Oliver), is broadly distributed in Southeast China and has multiple purposes, including uses in cuisine, weaving, Chinese medicine and ecological protection. However, no previous studies have focused on the endophytes of this plant. In...

journal_title：World journal of microbiology & biotechnology

authors： Zhou YK,Shen XY,Hou CL

更新日期：2017-06-01 00:00:00

abstract：:In appropriate environments containing 2-monochloropropionic acid (2MCPA), mutations in a population of nondehalogenatingPseudomonas putida, strain PP40-040 (parent population), resulted in the formation of 2mcpa(+) papillae as a result of the decryptification of adehII gene. Increasing the size of the parent populati...

journal_title：World journal of microbiology & biotechnology

authors： Slater JH,Hope SJ

更新日期：1995-03-01 00:00:00