Microbial community analysis in biocathode microbial fuel cells packed with different materials.

abstract：:This study was demonstrated with a coculture fermentation system using sugar beet pulp (SBP) as a carbon source combining the cellulose-degrading bacterium Clostridium cellulovorans with microbial flora of methane production (MFMP) for the direct conversion of cellulosic biomass to methane (CH4). The MFMP was taken fr...

journal_title：AMB Express

authors： Tomita H,Okazaki F,Tamaru Y

更新日期：2019-02-18 00:00:00

abstract：:Poly-gamma-glutamic acid (PGA) is a promising bio-based polymer that shares many functions with poly (acrylic acid) and its derivatives. Thus, technologies for efficient production and molecular size control of PGA are required to expand the application of this useful biopolymer. In Bacillus strains, PGA is synthesize...

journal_title：AMB Express

authors： Sawada K,Araki H,Takimura Y,Masuda K,Kageyama Y,Ozaki K,Hagihara H

更新日期：2018-07-03 00:00:00

abstract：:The effect of varying concentrations of the nitrogen source on the growth kinetics, lipid accumulation, lipid and DHA productivity, and fatty acid composition of C. cohnii was elucidated. Growth of C. cohnii was in three distinct growth stages: cell growth, lipid accumulation and a final lipid turnover stage. Most of ...

journal_title：AMB Express

authors： Safdar W,Shamoon M,Zan X,Haider J,Sharif HR,Shoaib M,Song Y

更新日期：2017-12-01 00:00:00

abstract：:Young barley leaf extract (YBL) contains beneficial substances such as fructans, minerals, and vitamins. The effects of YBL administration on the human colonic microbiota and its production of metabolites were evaluated using an in vitro model culture system. Fermentations were started by inoculating fecal samples fro...

journal_title：AMB Express

authors： Sasaki D,Sasaki K,Kadowaki Y,Aotsuka Y,Kondo A

更新日期：2019-11-13 00:00:00

abstract：:With the aim to develop biocatalysts for enhanced hydrolysis of (hemi)cellulose into monosaccharides, random diversity by directed evolution was introduced in the gene coding for the endo-β-1,4-glucanase from Streptomyces sp. G12 which had been recombinantly expressed in Escherichia coli and named rCelStrep. The main ...

journal_title：AMB Express

authors： Cecchini DA,Pepe O,Pennacchio A,Fagnano M,Faraco V

更新日期：2018-05-05 00:00:00

abstract：:A novel strain of Pseudomonas putida LS46 was isolated from wastewater on the basis of its ability to synthesize medium chain-length polyhydroxyalkanoates (mcl-PHAs). P.putida LS46 was differentiated from other P.putida strains on the basis of cpn60 (UT). The complete genome of P.putida LS46 was sequenced and annotate...

journal_title：AMB Express

authors： Sharma PK,Fu J,Zhang X,Fristensky B,Sparling R,Levin DB

更新日期：2014-05-22 00:00:00

abstract：:Chloroplast transformation in the photosynthetic alga Chlamydomonas reinhardtii has been used to explore the potential to use it as an inexpensive and easily scalable system for the production of therapeutic recombinant proteins. Diverse proteins, such as bacterial and viral antigens, antibodies and, immunotoxins have...

journal_title：AMB Express

authors： Almaraz-Delgado AL,Flores-Uribe J,Pérez-España VH,Salgado-Manjarrez E,Badillo-Corona JA

更新日期：2014-08-13 00:00:00

abstract：:An exhaustive screening program was applied for scoring a promising L-asparaginase producing-isolate. The recovered isolate was identified biochemically and molecularly and its L-asparaginase productivity was optimized experimentally and by Response Surface Methodology. The produced enzyme was characterized experiment...

journal_title：AMB Express

authors： Abdelrazek NA,Elkhatib WF,Raafat MM,Aboulwafa MM

更新日期：2020-04-15 00:00:00

abstract：:Wheat bran is an effective raw material for preparation xylooligosaccharides; however, current research mainly focuses on alkali extraction and enzymatic hydrolysis methods. Since ester bonds are destroyed during the alkali extraction process, xylanase and arabinofuranosidase are mainly used to hydrolyze xylooligosacc...

journal_title：AMB Express

authors： Zhang Y,Yang H,Yu X,Kong H,Chen J,Luo H,Bai Y,Yao B

更新日期：2019-01-29 00:00:00

abstract：:The biological synthesis of metal nanoparticles using plant extracts with defined size and morphology is a simple, nontoxic and environmentally friendly method. The present study focused on the synthesis of silver nanoparticles (Ag NPs) by Artemisia annua L. extract as reducing and stabilising agent. The Ag NPs functi...

journal_title：AMB Express

authors： Aghajanyan A,Gabrielyan L,Schubert R,Trchounian A

更新日期：2020-04-07 00:00:00

abstract：:Origanum vulgare L. (Lamiaceae) is a widespread flavoring culinary and medicinal herb. The present study aimed at investigating the antimicrobial activity of Origanum vulgare (OV) essential oil (EO) through illustrating its biostatic, biocidal and the dynamics of the biocidal activity against 11 different microorganis...

journal_title：AMB Express

authors： Fikry S,Khalil N,Salama O

更新日期：2019-03-26 00:00:00

abstract：:Denitrifying anaerobic methane oxidation (damo) bioprocesses can remove nitrate using methane as the electron donor, which gains great concern due to the current stringent discharge standard of nitrogen in wastewater treatment plants. To obtain an engineering acceptable nitrogen removal rate (NRR) and demonstrate the ...

journal_title：AMB Express

authors： Li W,Lu P,Chai F,Zhang L,Han X,Zhang D

更新日期：2018-06-30 00:00:00

abstract：:Biological technologies for recycling rare metals, which are essential for high-tech products, have attracted much attention because they could prove to be more environmentally friendly and energy-saving than other methods. We have developed biological recycling technologies by cell surface engineering for the selecti...

journal_title：AMB Express

authors： Ito R,Kuroda K,Hashimoto H,Ueda M

更新日期：2016-12-01 00:00:00

abstract：:In recent years, many efforts have been directed to explore the methods to reduce the production costs of industrial lipase by improving the yield and the use of low-cost agricultural wastes. Coconut dregs, which is a lignocellulosic by-product from coconut oil and milk processing plants, is rich in cellulose (36%) an...

journal_title：AMB Express

authors： Mohd Zin NB,Mohamad Yusof B,Oslan SN,Wasoh H,Tan JS,Ariff AB,Halim M

更新日期：2017-12-01 00:00:00

abstract：:The damages observed in Tunisian citrus orchards have prompted studies on the Pseudomonas spp. responsible for blast and black pit. Prospective orchards between 2015 and 2017 showed that the diseases rapidly spread geographically and to new cultivars. A screening of Pseudomonas spp. isolated from symptomatic trees rev...

journal_title：AMB Express

authors： Oueslati M,Mulet M,Zouaoui M,Chandeysson C,Lalucat J,Hajlaoui MR,Berge O,García-Valdés E,Sadfi-Zouaoui N

更新日期：2020-11-01 00:00:00

abstract：:Methylotrophic yeasts such as Komagataella phaffii (syn. Pichia pastoris, Pp), Hansenula polymorpha (Hp), Candida boidinii (Cb) and Pichia methanolica (Pm) are widely used protein production platforms. Typically, strong, tightly regulated promoters of genes coding for their methanol utilization (MUT) pathways are used...

journal_title：AMB Express

authors： Vogl T,Fischer JE,Hyden P,Wasmayer R,Sturmberger L,Glieder A

更新日期：2020-02-25 00:00:00

abstract：:Lactobacilli, as the largest group of lactic acid bacteria, produce large amounts of antimicrobial metabolites such as organic acids, fatty acids, ammonia, hydrogen peroxide, diacetyl and bacteriocin, which inhibit the growth of pathogenic bacteria and increase shelf life of food. The aim of this study was to identify...

journal_title：AMB Express

authors： Azizi F,Habibi Najafi MB,Edalatian Dovom MR

更新日期：2017-09-18 00:00:00

abstract：:Green alga Chlamydomonas reinhardtii has gained interest as a sustainable resource because it can be easily grown using CO2 as a carbon source owing to its high CO2 assimilating activity. Although the robustness of the cell wall of C. reinhardtii makes it difficult to extract its intracellular products, such property ...

journal_title：AMB Express

authors： Nakanishi A,Iritani K,Sakihama Y,Ozawa N,Mochizuki A,Watanabe M

更新日期：2020-06-10 00:00:00

abstract：:Phasins are amphiphilic proteins involved in the regulation of the number and size of polyhydroxybutyrate (PHB) granules. The plant growth promoting bacterium Azospirillum brasilense Sp7 accumulates high quantities of bioplastic PHB as carbon and energy source. By analyzing the genome, we identified six genes that cod...

journal_title：AMB Express

authors： Martínez-Martínez MLA,González-Pedrajo B,Dreyfus G,Soto-Urzúa L,Martínez-Morales LJ

更新日期：2019-09-25 00:00:00

abstract：:Sponges are primitive metazoans that are known to harbour diverse and abundant microbes. All over the world attempts are being made to exploit these microbes for their biotechnological potential to produce, bioactive compounds and antimicrobial peptides. However, the majority of the studies are focussed on the marine ...

journal_title：AMB Express

authors： Gaikwad S,Shouche YS,Gade WN

更新日期：2016-12-01 00:00:00

abstract：:In the present study, a methanogenic alkane-degrading (a mixture of C9 to C12n-alkanes) culture enriched from production water of a low-temperature oil reservoir was established and assessed. Significant methane production was detected in the alkane-amended enrichment cultures compared with alkane-free controls over a...

journal_title：AMB Express

authors： Ji JH,Zhou L,Mbadinga SM,Irfan M,Liu YF,Pan P,Qi ZZ,Chen J,Liu JF,Yang SZ,Gu JD,Mu BZ

更新日期：2020-02-01 00:00:00

abstract：:PCV3 capsid protein (Cap) is an important antigen for diagnosis and vaccine development. To achieve high-level expression of recombinant PCV3 Cap in Escherichia coli (E. coli), the gene of wild-type entire Cap (wt-eCap) was amplified from clinical samples, and three optimized entire Cap (opti-eCap) and one optimized C...

journal_title：AMB Express

authors： Wang Y,Wang G,Duan WT,Sun MX,Wang MH,Wang SH,Cai XH,Tu YB

更新日期：2020-01-07 00:00:00

abstract：:Docosahexaenoic acid (DHA) enriched in brain can yield many important degradation products after the attack of hydroxyl radicals, which is known to serve as a nutraceutical and neuroprotective effects. Oxidative stress is a commonly observed feature of Alzheimer's disease (AD). Therefore, uniformly radiolabeled DHA pl...

journal_title：AMB Express

authors： Song P,Kuryatov A,Axelsen PH

更新日期：2020-03-11 00:00:00

abstract：: Effective utilization of photosynthetic microorganisms as potential biocatalysts is favorable for the production of useful biomaterials and the reduction of atmospheric CO2. For example, biocatalytic transformations are used in the synthesis of optically active alcohols. We previously found that ketone reduction in c...

journal_title：AMB Express

authors： Yamanaka R,Nakamura K,Murakami A

更新日期：2011-09-01 00:00:00

abstract：:Wolves (Canis lupus) and their domesticated and close relatives, dogs (Canis lupus familiaris), have great differences in their diets and living environments. To the best of our knowledge, the fundamental question of how the abundance and function of the gut microbiota of domestic dogs evolved to adapt to the changes ...

journal_title：AMB Express

authors： Lyu T,Liu G,Zhang H,Wang L,Zhou S,Dou H,Pang B,Sha W,Zhang H

更新日期：2018-08-02 00:00:00

abstract：:Aspergillus aculeatus β-glucosidase 1 (AaBGL1), which promotes cellulose hydrolysis by Trichoderma cellulase system, was characterized and compared some properties to a commercially supplied orthologue in A. niger (AnBGL) to elucidate advantages of recombinant AaBGL1 (rAaBGL1) for synergistic effect on Trichoderma enz...

journal_title：AMB Express

authors： Baba Y,Sumitani JI,Tani S,Kawaguchi T

更新日期：2015-01-24 00:00:00

abstract：:Cyclophosphamide (CPA) represents a widely used anti-cancer prodrug that is converted by liver cytochrome P450 (CYP) enzymes into the primary metabolite 4-hydroxycyclophosphamide (4-OH-CPA), followed by non-enzymatic generation of the bioactive metabolites phosphoramide mustard and acrolein. The use of human drug meta...

journal_title：AMB Express

authors： Steinbrecht S,Kiebist J,König R,Thiessen M,Schmidtke KU,Kammerer S,Küpper JH,Scheibner K

更新日期：2020-07-18 00:00:00

abstract：:High-performance liquid chromatography-mass spectrometry (LC-MS) was used for comprehensive metabolomic fingerprinting of vanilla fruits prepared from the curing process. In this study, the metabolic changes of vanilla pods and vanilla beans were characterized using MS-based metabolomics to elucidate the biosynthesis ...

journal_title：AMB Express

authors： Gu F,Chen Y,Hong Y,Fang Y,Tan L

更新日期：2017-12-01 00:00:00

abstract：:Gene therapy and viral vaccine are becoming attractive therapeutic options for the treatment of different malignant diseases. Viral vector productions are often using static culture vessels and small volume stainless steel bioreactors (SSB). However, the yield of each vessel can be relatively low and multiple vessels ...

journal_title：AMB Express

authors： Yang J,Guertin P,Jia G,Lv Z,Yang H,Ju D

更新日期：2019-05-24 00:00:00

abstract：:With the developments in taxonomy, the classically used highly conserved 16S rRNA molecular marker has shown some disadvantages among closely related species. For further taxonomic studies of the prokaryotes, specific PCR primers were designed from two conserved regions in the amino acid sequences of the 70-kDa heat s...

journal_title：AMB Express

authors： Hu Y,Sun F,Liu W

更新日期：2018-09-10 00:00:00