Metabolic engineering of l-leucine production in Escherichia coli and Corynebacterium glutamicum: a review.

abstract：:Arbuscular mycorrhizal fungi (AMF) form widespread symbiotic associations with 80% of known land plants. They play a major role in plant nutrition, growth, water absorption, nutrient cycling and protection from pathogens, and as a result, contribute to ecosystem processes. Salinity stress conditions undoubtedly limit ...

journal_title：Critical reviews in biotechnology

authors： Kumar A,Dames JF,Gupta A,Sharma S,Gilbert JA,Ahmad P

更新日期：2015-01-01 00:00:00

abstract：:Vitamin C (L-ascorbic acid; AsA) is the major soluble antioxidant found in plants and is also an essential component of human nutrition. Although numerous biotechnological methods have been exploited to increase its yield, pressures such as commercial competition and environmental concerns make it urgent to find a new...

journal_title：Critical reviews in biotechnology

authors： Zhang L,Wang Z,Xia Y,Kai G,Chen W,Tang K

更新日期：2007-07-01 00:00:00

abstract：:Starting with a brief history of solid-state fermentation (SSF), major aspects of SSF are reviewed, which include factors affecting SSF, biomass, fermentors, modeling, industrial microbial enzymes, organic acids, secondary metabolites, and bioremediation. Physico-chemical and environmental factors such as inoculum typ...

journal_title：Critical reviews in biotechnology

authors： Krishna C

更新日期：2005-01-01 00:00:00

abstract：:Alginate has been widely used in various applications since its first extraction. What makes this biopolymer useful is its high biocompatibility and humid gelation conditions. Both of these features bring it into prominence as an ideal immobilization material. However, there are some complicated aspects of cell immobi...

journal_title：Critical reviews in biotechnology

authors： Selimoglu SM,Elibol M

更新日期：2010-06-01 00:00:00

abstract：:Salt-tolerant plants grow in a wide variety of saline habitats, from coastal regions, salt marshes and mudflats to inland deserts, salt flats and steppes. Halophytes living in these extreme environments have to deal with frequent changes in salinity level. This can be done by developing adaptive responses including th...

journal_title：Critical reviews in biotechnology

authors： Ksouri R,Ksouri WM,Jallali I,Debez A,Magné C,Hiroko I,Abdelly C

更新日期：2012-12-01 00:00:00

abstract：:Many reporter genes, such as gfp, gusA, and lacZ, are widely used for research into plants, animals, and microorganisms. Reporter genes, which offer high levels of sensitivity and convenience of detection, have been utilized in transgenic technology, promoter analysis, drug screening, and other areas. Directed molecul...

journal_title：Critical reviews in biotechnology

authors： Xiong AS,Peng RH,Zhuang J,Davies J,Zhang J,Yao QH

更新日期：2012-06-01 00:00:00

abstract：:Biosensor technology began in the 1960s to revolutionize instrumentation and measurement. Despite the glucose sensor market success that revolutionized medical diagnostics, and artificial pancreas promise currently the approval stage, the industry is reluctant to capitalize on other relevant university-produced knowle...

journal_title：Critical reviews in biotechnology

authors： Siontorou CG,Batzias FA

更新日期：2014-03-01 00:00:00

abstract：:Semisynthetic cephalosporins are important antibacterials in clinical practice. Semisynthetic cephalosporins are manufactured by derivatizing 7-aminocephalosporanic acid (7-ACA) and its desacetylated form. Microbial enzymes such as D-amino acid oxidase, glutaryl-7-ACA acylase and cephalosporin esterase are being used ...

journal_title：Critical reviews in biotechnology

authors： Sonawane VC

更新日期：2006-04-01 00:00:00

abstract：:Lipopolysaccharide (LPS), the major component of the outer membrane of Gram-negative bacteria, often pose a serious risk not only when delivered in the bloodstream but also in air, the environment and several industrial fields such as pharmaceutics or food. LPS is constituted of three regions; the O-specific chain, th...

journal_title：Critical reviews in biotechnology

authors： Basauri A,González-Fernández C,Fallanza M,Bringas E,Fernandez-Lopez R,Giner L,Moncalián G,de la Cruz F,Ortiz I

更新日期：2020-05-01 00:00:00

abstract：:In recent years, foods that contain omega-3 lipids have emerged as important promoters of human health. These lipids are essential for the functional development of the brain and retina, and reduction of the risk of cardiovascular and Alzheimer's diseases. The global market for omega-3 production, particularly docosah...

journal_title：Critical reviews in biotechnology

authors： Finco AMO,Mamani LDG,Carvalho JC,de Melo Pereira GV,Thomaz-Soccol V,Soccol CR

更新日期：2017-08-01 00:00:00

abstract：:As a host for therapeutic protein expression, Chinese hamster ovary (CHO) cells are widely utilized in the mainstream biopharmaceutical industry. Cell culture process development plays an important role in transitioning laboratory research to manufacturing. Among different mathematic tools, kinetic modeling is commonl...

journal_title：Critical reviews in biotechnology

authors： Tang P,Xu J,Louey A,Tan Z,Yongky A,Liang S,Li ZJ,Weng Y,Liu S

更新日期：2020-03-01 00:00:00

abstract：:Metabolic engineering is crucial in the development of production strains for platform chemicals, pharmaceuticals and biomaterials from renewable resources. The central carbon metabolism (CCM) of heterotrophs plays an essential role in the conversion of biomass to the cellular building blocks required for growth. Yet,...

journal_title：Critical reviews in biotechnology

authors： Kopp D,Sunna A

更新日期：2020-11-01 00:00:00

abstract：:The beneficial effects of endophytes on plant growth are important for agricultural ecosystems because they reduce the need for fertilizers and decrease soil and water pollution while compensating for environmental perturbations. Endophytic fungi are a novel source of bioactive secondary metabolites; moreover, recentl...

journal_title：Critical reviews in biotechnology

authors： Khan AL,Hussain J,Al-Harrasi A,Al-Rawahi A,Lee IJ

更新日期：2015-03-01 00:00:00

abstract：:Lactic acid, an anaerobic product of glycolysis, can be theoretically produced by synthetic route; however, it is commercially produced by homo-fermentative batch mode of operations. Factors affecting its production and strategies improving it are considered while devising an optimized protocol. Although a hetero-ferm...

journal_title：Critical reviews in biotechnology

authors： Yadav AK,Chaudhari AB,Kothari RM

更新日期：2011-03-01 00:00:00

abstract：:Endocrine-disrupting compounds (EDCs) can interfere with endocrine systems and bio-accumulate through the food chain and even decrease biodiversity in contaminated areas. This review discusses a critical overview of recent research progress in the biotransformation of EDCs (including polychlorinated biphenyl and nonyl...

journal_title：Critical reviews in biotechnology

authors： Huang D,Guo X,Peng Z,Zeng G,Xu P,Gong X,Deng R,Xue W,Wang R,Yi H,Liu C

更新日期：2018-08-01 00:00:00

abstract：:Hydrodynamic cavitation (HC) is a process technology with potential for application in different areas including environmental, food processing, and biofuels production. Although HC is an undesirable phenomenon for hydraulic equipment, the net energy released during this process is enough to accelerate certain chemica...

journal_title：Critical reviews in biotechnology

authors： Terán Hilares R,Ramos L,da Silva SS,Dragone G,Mussatto SI,Santos JCD

更新日期：2018-06-01 00:00:00

abstract：:Erythritol is a natural sweetener commonly used in the food and pharmaceutical industries. Produced by microorganisms as an osmoprotectant, it is an ideal sucrose substitute for diabetics or overweight persons due to its almost zero calorie content. Currently, erythritol is produced on an industrial scale through the ...

journal_title：Critical reviews in biotechnology

authors： Rzechonek DA,Dobrowolski A,Rymowicz W,Mirończuk AM

更新日期：2018-06-01 00:00:00

abstract：:The availability of binders to different functional domains of the same protein or to physiologically co-operating proteins allows for the simultaneous inhibition of independent downstream signaling pathways. This multi-target approach represents a promising therapeutic strategy, as demonstrated in the case of the syn...

journal_title：Critical reviews in biotechnology

authors： de Marco A

更新日期：2013-03-01 00:00:00

abstract：:Innovation holds the potential for economic prosperity. Biotechnology (BT) has proved to be a viable vehicle for the development and utilization of technologies, which has brought not only advances to society, but also career opportunities to nation-states that have enabling conditions. In this review, we assess the c...

journal_title：Critical reviews in biotechnology

authors： Dettenhofer M,Ondrejovič M,Slavica A,Kurtanjek Ž,Tapaloaga D,Rodian Tapaloaga P,Kapur Pojskić L,Durmić-Pašić A,Begović J,Nedović V,Dundar M,Gartland KMA,Miertuš S

更新日期：2019-02-01 00:00:00

abstract：:Biocatalysis in non-aqueous media has undergone tremendous development during the last decade, and numerous reactions have been introduced and optimized for synthetic applications. In contrast to aqueous enzymology, biotransformations in organic solvents offer unique industrially attractive advantages, such as: drasti...

journal_title：Critical reviews in biotechnology

authors： Castro GR,Knubovets T

更新日期：2003-01-01 00:00:00

abstract：:Over the past few decades, a considerable attention has been focused on the microbial polyhydroxyalkanoates (PHAs) owing to its multifaceted properties, i.e. biodegradability, biocompatibility, non-toxicity and thermo-plasticity. This article presents a critical review of the foregoing research, current trends and fut...

journal_title：Critical reviews in biotechnology

authors： Masood F,Yasin T,Hameed A

更新日期：2015-01-01 00:00:00

abstract：:Abiotic stress has become a challenge to food security due to occurrences of climate change and environmental degradation. Plants initiate molecular, cellular and physiological changes to respond and adapt to various types of abiotic stress. Understanding of plant response mechanisms will aid in strategies aimed at im...

journal_title：Critical reviews in biotechnology

authors： Srivastava AK,Penna S,Nguyen DV,Tran LS

更新日期：2016-01-01 00:00:00

abstract：:Filamentous fungi comprise an abundance of gene clusters that encode high-value metabolites, whereas affluent gene clusters remain silent during laboratory conditions. Complex cellular metabolism further limits these metabolite yields. Therefore, diverse strategies such as genetic engineering and chemical mutagenesis ...

journal_title：Critical reviews in biotechnology

authors： Deng H,Bai Y,Fan TP,Zheng X,Cai Y

更新日期：2020-03-01 00:00:00

abstract：:A large number of rice agronomic traits are complex, multi factorial and polygenic. As the mechanisms and genes determining grain size and yield are largely unknown, the identification of regulatory genes related to grain development remains a preeminent approach in rice genetic studies and breeding programs. Genes re...

journal_title：Critical reviews in biotechnology

authors： Azizi P,Osman M,Hanafi MM,Sahebi M,Rafii MY,Taheri S,Harikrishna JA,Tarinejad AR,Mat Sharani S,Yusuf MN

更新日期：2019-11-01 00:00:00

abstract：:Plant based medicines have gained popularity worldwide due to their almost negligible side effects. In India, the three traditional medicinal systems, namely homeopathy, Ayurveda and Siddha rely heavily on plants for medicinal formulations. To prevent the indiscriminate collection of these valuable medicinal plants an...

journal_title：Critical reviews in biotechnology

authors： Sarwat M,Nabi G,Das S,Srivastava PS

更新日期：2012-03-01 00:00:00

abstract：:Affinity tags are vital tools for the production of high-throughput recombinant proteins. Several affinity tags, such as the hexahistidine tag, maltose-binding protein, streptavidin-binding peptide tag, calmodulin-binding peptide, c-Myc tag, glutathione S-transferase and FLAG tag, have been introduced for recombinant ...

journal_title：Critical reviews in biotechnology

authors： Soleimanpour S,Hassannia T,Motiee M,Amini AA,Rezaee SA

更新日期：2017-05-01 00:00:00

abstract：:With more and more plastics being employed in human lives and increasing pressure being placed on capacities available for plastic waste disposal, the need for biodegradable plastics and biodegradation of plastic wastes has assumed increasing importance in the last few years. This review looks at the technological adv...

journal_title：Critical reviews in biotechnology

authors： Zheng Y,Yanful EK,Bassi AS

更新日期：2005-10-01 00:00:00

abstract：:Butanol is a precursor of many industrial chemicals, and a fuel that is more energetic, safer and easier to handle than ethanol. Fermentative biobutanol can be produced using renewable carbon sources such as agro-industrial residues and lignocellulosic biomass. Solventogenic clostridia are known as the most preeminent...

journal_title：Critical reviews in biotechnology

authors： Jiménez-Bonilla P,Wang Y

更新日期：2018-05-01 00:00:00

abstract：:Calf rennet, which consists of over 90% chymosin, is commonly used in cheese industries for the curdling of milk. Various animal, plant and microbial sources have been exploited as possible alternatives to calf rennet. The coagulating properties of the enzymatic preparations (coagulants) from these sources differ in t...

journal_title：Critical reviews in biotechnology

authors： Kumar A,Grover S,Sharma J,Batish VK

更新日期：2010-12-01 00:00:00

abstract：:Proteases have a broad range of applications in industrial processes and products and are representative of most worldwide enzyme sales. The genus Bacillus is probably the most important bacterial source of proteases and is capable of producing high yields of neutral and alkaline proteolytic enzymes with remarkable pr...

journal_title：Critical reviews in biotechnology

authors： Contesini FJ,Melo RR,Sato HH

更新日期：2018-05-01 00:00:00