Enzymatic modifications of cephalosporins by cephalosporin acylase and other enzymes.

abstract：:Natural cellular microenvironment consists of spatiotemporal gradients of multiple physical (e.g. extracellular matrix stiffness, porosity and stress/strain) and chemical cues (e.g. morphogens), which play important roles in regulating cell behaviors including spreading, proliferation, migration, differentiation and a...

journal_title：Critical reviews in biotechnology

authors： Wang L,Li Y,Huang G,Zhang X,Pingguan-Murphy B,Gao B,Lu TJ,Xu F

更新日期：2016-01-01 00:00:00

abstract：:Due to serious eutrophication in water bodies, nitrogen removal has become a critical stage for wastewater treatment plants (WWTPs) over past decades. Conventional biological nitrogen removal processes are based on nitrification and denitrification (N/DN), and are suffering from several major drawbacks, including subs...

journal_title：Critical reviews in biotechnology

authors： Liu T,Hu S,Guo J

更新日期：2019-08-01 00:00:00

abstract：:Endophytic microbes are present in nearly all of the plant species known to date but how they enter and flourish inside a host plant and display multiple benefits like plant growth promotion (PGP), biodegradation, and stress alleviation are still unexplored. Until now, the majority of the research has been conducted a...

journal_title：Critical reviews in biotechnology

authors： Dubey A,Malla MA,Kumar A,Dayanandan S,Khan ML

更新日期：2020-12-01 00:00:00

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：: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：:The enzyme α-galactosidase (α-D-galactoside galactohydrolase; EC 3.2.1.22) catalyzes the hydrolysis of α-1,6-linked galactose residues in oligosaccharides and polymeric galactomannan. The α-galactosidases are of particular interest in view of their many potential biotechnological and medical applications. These enzyme...

journal_title：Critical reviews in biotechnology

authors： Katrolia P,Rajashekhara E,Yan Q,Jiang Z

更新日期：2014-12-01 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：: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：: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：: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：: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：:Microbial diversity provides an immense reservoir of functions and supports key steps in maintaining ecosystem balance through matter decomposition processes and nutrient recycling. The use of microorganisms for biomolecule production is now common, but often involves single-strain cultures. In this review, we highlig...

journal_title：Critical reviews in biotechnology

authors： Jobard M,Pessiot J,Nouaille R,Fonty G,Sime-Ngando T

更新日期：2017-02-01 00:00:00

abstract：:Terpenes are natural products with a remarkable diversity in their chemical structures and they hold a significant market share commercially owing to their distinct applications. These potential molecules are usually derived from terrestrial plants, marine and microbial sources. In vitro production of terpenes using p...

journal_title：Critical reviews in biotechnology

authors： Paramasivan K,Mutturi S

更新日期：2017-12-01 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：:Endotoxin is a type of pyrogen that can be found in Gram-negative bacteria. Endotoxin can form a stable interaction with other biomolecules thus making its removal difficult especially during the production of biopharmaceutical drugs. The prevention of endotoxins from contaminating biopharmaceutical products is paramo...

journal_title：Critical reviews in biotechnology

authors： Dullah EC,Ongkudon CM

更新日期：2017-03-01 00:00:00

abstract：:Cross-linked enzyme aggregate (CLEA) technology has been regarded as an effective carrier-free immobilization method. This method is very attractive due to its simplicity and robustness, as well as for the possibility of using the crude enzyme extract and the opportunity to co-immobilize multiple different enzymes. Th...

journal_title：Critical reviews in biotechnology

authors： Cui JD,Jia SR

更新日期：2015-03-01 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：:The Vitamin K series, particularly menaquinone, have been attracting research attention, due to the potential in reducing both osteoporosis and cardiovascular diseases. This review provides an overview of the types of vitamin K and their health benefits. This is followed by a critical review of the various biotechnolo...

journal_title：Critical reviews in biotechnology

authors： Berenjian A,Mahanama R,Kavanagh J,Dehghani F

更新日期：2015-06-01 00:00:00

abstract：:Global gel-free proteomic analysis by mass spectrometry has been widely used as an important tool for exploring complex biological systems at the whole genome level. Simultaneous analysis of a large number of protein species is a complicated and challenging task. The challenges exist throughout all stages of a global ...

journal_title：Critical reviews in biotechnology

authors： Nie L,Wu G,Zhang W

更新日期：2008-01-01 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：:Triterpenoid saponins are structurally diverse secondary metabolites. They are the main active ingredient of many medicinal plants and have a wide range of pharmacological effects. Traditional production of triterpenoid saponins, directly extracted from cultivated plants, cannot meet the rapidly growing demand of phar...

journal_title：Critical reviews in biotechnology

authors： Yao L,Wang J,He J,Huang L,Gao W

更新日期：2021-01-20 00:00:00

abstract：:Since several decades ago, the application of pervaporation (PV) technology has been mainly aimed at the separation of different types of water-organic, organic-water and organic-organic mixtures, reaching its large-scale application in industry for the dehydration of organics. Today, the versatility and high selectiv...

journal_title：Critical reviews in biotechnology

authors： Castro-Muñoz R,Galiano F,Figoli A

更新日期：2019-11-01 00:00:00

abstract：:Bacteriocins produced by lactic acid bacteria (LAB) are well-recognized for their potential as natural food preservatives. These antimicrobial peptides usually do not change the sensorial properties of food products and can be used in combination with traditional preservation methods to ensure microbial stability. In ...

journal_title：Critical reviews in biotechnology

authors： Barbosa AAT,Mantovani HC,Jain S

更新日期：2017-11-01 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

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：:Human body harbors diverse microbes, the main components include bacteria, eukaryotes and viruses. Emerging evidences show that the human microbiota is intrinsically linked with overall health. The development of next-generation sequencing provides an unprecedented opportunity to investigate the complex microbial comm...

journal_title：Critical reviews in biotechnology

authors： Xu X,Wang Z,Zhang X

更新日期：2015-03-01 00:00:00

abstract：:In recent years, the advances in microbiology show that biofilms are structurally complex, dynamic and adaptable systems including attributes of multicellular organisms and miscellaneous ecosystems. One may distinguish between beneficial and harmful biofilms appearing in daily life as well as various industrial proces...

journal_title：Critical reviews in biotechnology

authors： Böl M,Ehret AE,Bolea Albero A,Hellriegel J,Krull R

更新日期：2013-06-01 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：:The emergence of new gene-editing technologies is profoundly transforming human therapeutics, agriculture, and industrial biotechnology. Advances in clustered regularly interspaced short palindromic repeats (CRISPR) have created a fertile environment for mass-scale manufacturing of cost-effective products ranging from...

journal_title：Critical reviews in biotechnology

authors： Brinegar K,K Yetisen A,Choi S,Vallillo E,Ruiz-Esparza GU,Prabhakar AM,Khademhosseini A,Yun SH

更新日期：2017-11-01 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