abstract：BACKGROUND:Strains with increased alkali tolerance have a broad application in industrial, especially for bioremediation, biodegradation, biocontrol and production of bio-based chemicals. A novel synthetic chromosome recombination and modification by LoxP-mediated evolution (SCRaMbLE) system has been introduced in the ...

journal_title：Microbial cell factories

authors： Ma L,Li Y,Chen X,Ding M,Wu Y,Yuan YJ

更新日期：2019-03-11 00:00:00

abstract：BACKGROUND:Serratia plymuthica WS3236 was selected for whole genome sequencing based on preliminary genetic and chemical screening indicating the presence of multiple natural product pathways. This led to the identification of a putative sodorifen biosynthetic gene cluster (BGC). The natural product sodorifen is a vola...

journal_title：Microbial cell factories

authors： Duell ER,D'Agostino PM,Shapiro N,Woyke T,Fuchs TM,Gulder TAM

更新日期：2019-02-07 00:00:00

abstract：BACKGROUND:Corynebacterium glutamicum is a well-known producer of various L-amino acids in industry. During the fermenting process, C. glutamicum unavoidably encounters oxidative stress due to a specific reactive oxygen species (ROS) produced by consistent adverse conditions. To combat the ROS, C. glutamicum has develo...

journal_title：Microbial cell factories

authors： Si M,Su T,Chen C,Liu J,Gong Z,Che C,Li G,Yang G

更新日期：2018-12-26 00:00:00

abstract：INTRODUCTION:Chemical industries are constantly in search of an expeditious and environmentally benign method for producing chiral synthons. Ketoreductases have been used as catalysts for enantioselective conversion of desired prochiral ketones to their corresponding alcohol. We chose reported promiscuous ketoreductase...

journal_title：Microbial cell factories

authors： Haq SF,Shanbhag AP,Karthikeyan S,Hassan I,Thanukrishnan K,Ashok A,Sukumaran S,Ramaswamy S,Bharatham N,Datta S,Samant S,Katagihallimath N

更新日期：2018-12-03 00:00:00

abstract：BACKGROUND:The methylotrophic yeast Pichia pastoris is a common host for the production of recombinant proteins. However, hypermannosylation hinders the use of recombinant proteins from yeast in most biopharmaceutical applications. Glyco-engineered yeast strains produce more homogeneously glycosylated proteins, but can...

journal_title：Microbial cell factories

authors： Pekarsky A,Veiter L,Rajamanickam V,Herwig C,Grünwald-Gruber C,Altmann F,Spadiut O

更新日期：2018-11-24 00:00:00

abstract：BACKGROUND:Mannosylglycerate (MG) is one of the most widespread compatible solutes among marine microorganisms adapted to hot environments. This ionic solute holds excellent ability to protect proteins against thermal denaturation, hence a large number of biotechnological and clinical applications have been put forward...

journal_title：Microbial cell factories

authors： Faria C,Borges N,Rocha I,Santos H

更新日期：2018-11-16 00:00:00

abstract：BACKGROUND:Bacillus subtilis has been widely used as a host for heterologous protein expression in food industry. B. subtilis ATCC6051 is an alternative expression host for the production of industrial enzymes, and exhibits favorable growth properties compared to B. subtilis 168. Extracellular expression of pullulanase...

journal_title：Microbial cell factories

authors： Liu X,Wang H,Wang B,Pan L

更新日期：2018-10-22 00:00:00

abstract：BACKGROUND:Proteins can be secreted from a host organism with the aid of N-terminal secretion signals. The budding yeast Pichia pastoris (Komagataella sp.) is widely employed to secrete proteins of academic and industrial interest. For this yeast, the most commonly used secretion signal is the N-terminal portion of pre...

journal_title：Microbial cell factories

authors： Barrero JJ,Casler JC,Valero F,Ferrer P,Glick BS

更新日期：2018-10-12 00:00:00

abstract：BACKGROUND:Epimutations arising from transcriptional slippage seem to have more important role in regulating gene expression than earlier though. Since the level and the fidelity of transcription primarily determine the overall efficiency of gene expression, all factors contributing to their decrease should be identifi...

journal_title：Microbial cell factories

authors： Wons E,Koscielniak D,Szadkowska M,Sektas M

更新日期：2018-09-21 00:00:00

abstract：BACKGROUND:β-Ionone is a fragrant terpenoid that generates a pleasant floral scent and is used in diverse applications as a cosmetic and flavoring ingredient. A growing consumer desire for natural products has increased the market demand for natural β-ionone. To date, chemical extraction from plants remains the main ap...

journal_title：Microbial cell factories

authors： Czajka JJ,Nathenson JA,Benites VT,Baidoo EEK,Cheng Q,Wang Y,Tang YJ

更新日期：2018-09-01 00:00:00

abstract：BACKGROUND:Erythritol is a four-carbon sugar alcohol with sweetening properties that is used by the agro-food industry as a food additive. In the yeast Yarrowia lipolytica, the last step of erythritol synthesis involves the reduction of erythrose by specific erythrose reductase(s). In the earlier report, an erythrose r...

journal_title：Microbial cell factories

authors： Cheng H,Wang S,Bilal M,Ge X,Zhang C,Fickers P,Cheng H

更新日期：2018-08-29 00:00:00

abstract：BACKGROUND:Glucose is the main carbon source of E. coli and a typical substrate in production processes. The main glucose uptake system is the glucose specific phosphotransferase system (Glc-PTS). The PTS couples glucose uptake with its phosphorylation. This is achieved by the concomitant conversion of phosphoenolpyruv...

journal_title：Microbial cell factories

authors： Kyselova L,Kreitmayer D,Kremling A,Bettenbrock K

更新日期：2018-08-28 00:00:00

abstract：BACKGROUND:Recent interest has been focused on the production of platform chemicals from renewable biomass due to increasing concerns on global warming and depletion of fossil fuel reserves. Microbial production of platform chemicals in biorefineries has been suggested to be a promising solution for these problems. Gam...

journal_title：Microbial cell factories

authors： Baritugo KA,Kim HT,David Y,Khang TU,Hyun SM,Kang KH,Yu JH,Choi JH,Song JJ,Joo JC,Park SJ

更新日期：2018-08-21 00:00:00

abstract：BACKGROUND:Emergence of antibiotic resistance and growing consumer trend towards foods containing biopreservatives stimulated the search for alternative antimicrobials. This research is aimed at characterizing, investigating the mechanism of action, scale up optimization and evaluating the biopreservative potential of ...

journal_title：Microbial cell factories

authors： Wayah SB,Philip K

更新日期：2018-08-13 00:00:00

abstract：BACKGROUND:Cephalosporin C (CPC) produced by Acremonium chrysogenum is one of the most important drugs for treatment of bacterial infectious diseases. As the major stimulant, methionine is widely used in the industrial production of CPC. In this study, we found methionine stimulated CPC production through enhancing the...

journal_title：Microbial cell factories

authors： Liu J,Gao W,Pan Y,Liu G

更新日期：2018-06-07 00:00:00

abstract：BACKGROUND:The characterization of the molecular determinants of metal resistance has potential biotechnological application in biosensing and bioremediation. In this context, the bacterium Thermus thermophilus HB27 is a metal tolerant thermophile containing a set of genes involved in arsenic resistance which, differen...

journal_title：Microbial cell factories

authors： Antonucci I,Gallo G,Limauro D,Contursi P,Ribeiro AL,Blesa A,Berenguer J,Bartolucci S,Fiorentino G

更新日期：2018-05-18 00:00:00

abstract：BACKGROUND:The unicellular cyanobacterium Synechocystis sp. PCC 6803 has been widely used as a photoautotrophic host for synthetic biology studies. However, as a green chassis to capture CO2 for biotechnological applications, the genetic toolbox for Synechocystis 6803 is still a limited factor. RESULTS:We systematical...

journal_title：Microbial cell factories

authors： Liu D,Pakrasi HB

更新日期：2018-03-26 00:00:00

abstract：BACKGROUND:Chitinases are ubiquitous enzymes that have gained a recent biotechnological attention due to their ability to transform biological waste from chitin into valued chito-oligomers with wide agricultural, industrial or medical applications. The biological activity of these molecules is related to their size and...

journal_title：Microbial cell factories

authors： Kidibule PE,Santos-Moriano P,Jiménez-Ortega E,Ramírez-Escudero M,Limón MC,Remacha M,Plou FJ,Sanz-Aparicio J,Fernández-Lobato M

更新日期：2018-03-22 00:00:00

abstract：BACKGROUND:Chinese Nong-flavor (NF) liquor is continuously and stably produced by solid-state fermentation technology for 1000 years, resulting in enrichment of special microbial community and enzymes system in its starter. Based on traditional culture-dependent methods, these functional enzymes are hardly obtained. Ac...

journal_title：Microbial cell factories

authors： Yi Z,Fang Y,He K,Liu D,Luo H,Zhao D,He H,Jin Y,Zhao H

更新日期：2018-02-22 00:00:00

abstract：BACKGROUND:Fatty aldehydes are industrially relevant compounds, which also represent a common metabolic intermediate in the microbial synthesis of various oleochemicals, including alkanes, fatty alcohols and wax esters. The key enzymes in biological fatty aldehyde production are the fatty acyl-CoA/ACP reductases (FARs)...

journal_title：Microbial cell factories

authors： Lehtinen T,Efimova E,Santala S,Santala V

更新日期：2018-02-08 00:00:00

abstract：BACKGROUND:The deep-sea environment harbors a vast pool of novel enzymes. Owing to the limitations of cultivation, cultivation-independent has become an effective method for mining novel enzymes from the environment. Based on a deep-sea sediment metagenomics library, lipolytic-positive clones were obtained by activity-...

journal_title：Microbial cell factories

authors： Huo YY,Jian SL,Cheng H,Rong Z,Cui HL,Xu XW

更新日期：2018-01-30 00:00:00

abstract：:Dunaliella salina is a unicellular green alga with a high α-linolenic acid (ALA) level, but a low eicosapentaenoic acid (EPA) level. In a previous analysis of the catalytic activity of delta 6 fatty acid desaturase (FADS6) from various species, FADS6 from Thalassiosira pseudonana (TpFADS6), a marine diatom, showed the...

journal_title：Microbial cell factories

authors： Shi H,Luo X,Wu R,Yue X

更新日期：2018-01-13 00:00:00

abstract：BACKGROUND:A key advantage of recombinant antibody technology is the ability to optimize and tailor reagents. Single domain antibodies (sdAbs), the recombinantly produced variable domains derived from camelid and shark heavy chain antibodies, provide advantages of stability and solubility and can be further engineered ...

journal_title：Microbial cell factories

authors： Liu JL,Shriver-Lake LC,Anderson GP,Zabetakis D,Goldman ER

更新日期：2017-12-12 00:00:00

abstract：BACKGROUND:The Bacillus subtilis spore has long been used to display antigens and enzymes. Spore display can be accomplished by a recombinant and a non-recombinant approach, with the latter proved more efficient than the recombinant one. We used the non-recombinant approach to independently adsorb two thermophilic enzy...

journal_title：Microbial cell factories

authors： Mattossovich R,Iacono R,Cangiano G,Cobucci-Ponzano B,Isticato R,Moracci M,Ricca E

更新日期：2017-11-28 00:00:00

abstract：BACKGROUND:Gene therapy has gained an increasing interest in its anti-tumor efficiency. However, numerous efforts are required to promote them to clinics. In this study, a novel and efficient delivery platform based on bacterial magnetosomes (BMs) were developed, and the efficiency of BMs in delivering small interferin...

journal_title：Microbial cell factories

authors： Dai Q,Long R,Wang S,Kankala RK,Wang J,Jiang W,Liu Y

更新日期：2017-11-28 00:00:00

abstract：BACKGROUND:D-Lactate is a valued chemical which can be produced by some bacteria including Klebsiella pneumoniae. However, only a few studies have focused on K. pneumoniae for D-lactate production with a significant amount of by-products, which complicated the purification process and decreased the yield of D-lactate. ...

journal_title：Microbial cell factories

authors： Feng X,Jiang L,Han X,Liu X,Zhao Z,Liu H,Xian M,Zhao G

更新日期：2017-11-21 00:00:00

abstract：BACKGROUND:The application of chemical dispersants as a response to marine oil spills is raising concerns related to their potential toxicity also towards microbes involved in oil biodegradation. Hence, oil spills occurring under marine environments necessitate the application of biodispersants that are highly active, ...

journal_title：Microbial cell factories

authors： Raddadi N,Giacomucci L,Totaro G,Fava F

更新日期：2017-11-02 00:00:00

abstract：BACKGROUND:Griseoviridin (GV) and viridogrisein (VG, also referred as etamycin), both biosynthesized by a distinct 105 kb biosynthetic gene cluster (BGC) in Streptomyces griseoviridis NRRL 2427, are a pair of synergistic streptogramin antibiotics and very important in treating infections of many multi-drug resistant mi...

journal_title：Microbial cell factories

authors： Xie Y,Ma J,Qin X,Li Q,Ju J

更新日期：2017-10-25 00:00:00

abstract：BACKGROUND:Numerous challenges remain to achieve industrially competitive space-time yields for bio-oxidations. The ability to rapidly screen bioconversion reactions for characterization and optimization is of major importance in bioprocess development and biocatalyst selection; studies at conventional lab scale are ti...

journal_title：Microbial cell factories

authors： Kolmar JF,Thum O,Baganz F

更新日期：2017-10-10 00:00:00

abstract：BACKGROUND:L-Ornithine is a non-protein amino acid with extensive applications in medicine and the food industry. Currently, L-ornithine production is based on microbial fermentation, and few microbes are used for producing L-ornithine owing to unsatisfactory production titer. RESULTS:In this study, Corynebacterium gl...

journal_title：Microbial cell factories

authors： Zhang B,Yu M,Zhou Y,Li Y,Ye BC

更新日期：2017-09-22 00:00:00

abstract：BACKGROUND:The methylotrophic yeast Pichia pastoris is a well-studied host organism for recombinant protein production, which is usually regulated either by a constitutive promoter (e.g. promoter of glyceraldehyde-3-phosphate dehydrogenase; PGAP) or an inducible promoter (e.g. promoter of alcohol oxidase 1; PAOX1). Bot...

journal_title：Microbial cell factories

authors： Rajamanickam V,Metzger K,Schmid C,Spadiut O

更新日期：2017-09-13 00:00:00

abstract：BACKGROUND:The CRISPR/Cas9 system is a powerful tool for genome editing, in which the sgRNA binds and guides the Cas9 protein for the sequence-specific cleavage. The protocol is employable in different organisms, but is often limited by cell damage due to the endonuclease activity of the introduced Cas9 and the potenti...

journal_title：Microbial cell factories

authors： Yang YJ,Wang Y,Li ZF,Gong Y,Zhang P,Hu WC,Sheng DH,Li YZ

更新日期：2017-08-16 00:00:00

abstract：BACKGROUND:A cellular stress response is triggered upon induction of recombinant protein expression which feedback inhibits both growth as well as protein synthesis. In order to separate these two effects, it was decided to study "quiescent cultures" which continue to be metabolically active and express recombinant pro...

journal_title：Microbial cell factories

authors： Mahalik S,Sharma AK,Jain P,Mukherjee KJ

更新日期：2017-07-28 00:00:00

abstract：:Amylase plays an important role in biotechnology industries, and Gram-positive bacterium Bacillus subtilis is a major host to produce heterogeneous α-amylases. However, the secretion stress limits the high yield of α-amylase in B. subtilis although huge efforts have been made to address this secretion bottleneck. In t...

journal_title：Microbial cell factories

authors： Yan S,Wu G

更新日期：2017-07-19 00:00:00

abstract：BACKGROUND:Acetic acid bacteria (AAB) are widely applied in food, bioengineering and medicine fields. However, the acid stress at low pH conditions limits acetic acid fermentation efficiency and high concentration of vinegar production with AAB. Therefore, how to enhance resistance ability of the AAB remains as the maj...

journal_title：Microbial cell factories

authors： Yin H,Zhang R,Xia M,Bai X,Mou J,Zheng Y,Wang M

更新日期：2017-06-15 00:00:00

abstract：BACKGROUND:Heterologous expression of biosynthetic gene clusters of natural microbial products has become an essential strategy for titer improvement and pathway engineering of various potentially-valuable natural products. A Streptomyces artificial chromosomal conjugation vector, pSBAC, was previously successfully app...

journal_title：Microbial cell factories

authors： Pyeon HR,Nah HJ,Kang SH,Choi SS,Kim ES

更新日期：2017-05-31 00:00:00

abstract：BACKGROUND:Amylases are used in various industrial processes and a key requirement for the efficiency of these processes is the use of enzymes with high catalytic activity at ambient temperature. Unfortunately, most amylases isolated from bacteria and filamentous fungi have optimal activity above 45 °C and low pH. For ...

journal_title：Microbial cell factories

authors： Carrasco M,Alcaíno J,Cifuentes V,Baeza M

更新日期：2017-05-02 00:00:00

abstract：BACKGROUND:Signal peptide peptidases play an important role in the removal of remnant signal peptides in the cell membrane, a critical step for extracellular protein production. Although these proteins are likely a central component for extracellular protein production, there has been a lack of research on whether prot...

journal_title：Microbial cell factories

authors： Cai D,Wang H,He P,Zhu C,Wang Q,Wei X,Nomura CT,Chen S

更新日期：2017-04-24 00:00:00

abstract：BACKGROUND:A stereoisomer of inositol, scyllo-inositol (SI), has been regarded as a promising therapeutic agent for Alzheimer's disease. However, this compound is relatively rare, whereas another stereoisomer of inositol, myo-inositol (MI) is abundant in nature. Bacillus subtilis 168 has the ability to metabolize inosi...

journal_title：Microbial cell factories

authors： Tanaka K,Natsume A,Ishikawa S,Takenaka S,Yoshida KI

更新日期：2017-04-21 00:00:00

abstract：:Lactococcus lactis has progressed a long way since its discovery and initial use in dairy product fermentation, to its present biotechnological applications in genetic engineering for the production of various recombinant proteins and metabolites that transcends the heterologous species barrier. Key desirable features...

journal_title：Microbial cell factories

authors： Song AA,In LLA,Lim SHE,Rahim RA

更新日期：2017-04-04 00:00:00