Improvement of an antibody-enzyme coupling yield by enzyme surface supercharging.

abstract：BACKGROUND:With the increasing number of GMOs on the global market the maintenance of European GMO regulations is becoming more complex. For the analysis of a single food or feed sample it is necessary to assess the sample for the presence of many GMO-targets simultaneously at a sensitive level. Several methods have be...

journal_title：BMC biotechnology

authors： Ujhelyi G,Dijk JP,Prins TW,Voorhuijzen MM,Hoef AM,Beenen HG,Morisset D,Gruden K,Kok EJ

更新日期：2012-01-19 00:00:00

abstract：BACKGROUND:The isothermal amplification of RNA in vitro has been used for the study of in vitro evolution of RNA. Although Qβ replicase has been traditionally used as an enzyme for this purpose, we planned to use norovirus replicase (NV3D(pol)) due to its structural simplicity in the scope of in vitro autonomous evolut...

journal_title：BMC biotechnology

authors： Arai H,Nishigaki K,Nemoto N,Suzuki M,Husimi Y

更新日期：2013-10-09 00:00:00

abstract：BACKGROUND:Cell-penetrating peptides (CPPs) have been widely used as carriers to transport different molecules into living cells, whereas messenger RNAs (mRNAs) have been utilized as target molecules for the prevention and treatment of various diseases. However, the instability of CPPs and mRNAs has limited their appli...

journal_title：BMC biotechnology

authors： Sun Y,Sun Y,Zhao R,Gao K

更新日期：2016-05-28 00:00:00

abstract：BACKGROUND:Arachidonic acid (ARA, C20:4, n-6), which belongs to the omega-6 series of polyunsaturated fatty acids and has a variety of biological activities, is commercially produced in Mortierella alpina. Dissolved oxygen or oxygen utilization efficiency is a critical factor for Mortierella alpina growth and arachidon...

journal_title：BMC biotechnology

authors： Zhang H,Feng Y,Cui Q,Song X

更新日期：2017-08-30 00:00:00

abstract：BACKGROUND:Human TGF-β3 has been used in many studies to induce genes coding for typical cartilage matrix components and accelerate chondrogenic differentiation, making it the standard constituent in most cultivation media used for the assessment of chondrogenesis associated with various stem cell types on carrier matr...

journal_title：BMC biotechnology

authors： Huang Y,Seitz D,Chevalier Y,Müller PE,Jansson V,Klar RM

更新日期：2020-08-27 00:00:00

abstract：BACKGROUND:To deal with the increasingly severe energy crisis and environmental consequences, biofuels and biochemicals generated from renewable resources could serve as a promising alternative for replacing petroleum as a source of fuel and chemicals, among which isoprene (2-methyl-1,3-butadiene) in particular is of g...

journal_title：BMC biotechnology

authors： Yang J,Nie Q,Liu H,Xian M,Liu H

更新日期：2016-01-20 00:00:00

abstract：BACKGROUND:Serine hydroxymethyltransferase (SHMT) is the key enzyme in L-serine enzymatic production, suggesting the importance of obtaining a SHMT with high activity. RESULTS:Here, a novel SHMT gene, glyA, was obtained through degenerate oligonucleotide-primed PCR and encoded a novel SHMT with 54.3% similarity to the...

journal_title：BMC biotechnology

authors： Jiang W,Chen L,Hu N,Yuan S,Li B,Liu Z

更新日期：2014-11-14 00:00:00

abstract：BACKGROUND:The routine generation of transgenic plants involves analysis of transgene integration into the host genome by means of Southern blotting. However, this technique cannot distinguish between uniformly transformed tissues and the presence of a mixture of transgenic and non-transgenic cells in the same tissue. ...

journal_title：BMC biotechnology

authors： Faize M,Faize L,Burgos L

更新日期：2010-07-16 00:00:00

abstract：BACKGROUND:Social amoeba, Dictyostelium discoideum, is a well-established model organism for studying cellular physiology and developmental pattern formation. Its haploid genome facilitates functional analysis of genes by a single round of mutagenesis including targeted disruption. Although the efficient generation of ...

journal_title：BMC biotechnology

authors： Mukai A,Ichiraku A,Horikawa K

更新日期：2016-04-14 00:00:00

abstract：BACKGROUND:In the search for generic expression strategies for mammalian protein families several bacterial expression vectors were examined for their ability to promote high yields of soluble protein. Proteins studied included cell surface receptors (Ephrins and Eph receptors, CD44), kinases (EGFR-cytoplasmic domain, ...

journal_title：BMC biotechnology

authors： Dyson MR,Shadbolt SP,Vincent KJ,Perera RL,McCafferty J

更新日期：2004-12-14 00:00:00

abstract：BACKGROUND:Protein glycosylation is of fundamental importance in many biological systems. The discovery of N-glycosylation in bacteria and the functional expression of the N-oligosaccharyltransferase PglB of Campylobacter jejuni in Escherichia coli enabled the production of engineered glycoproteins and the study of the...

journal_title：BMC biotechnology

authors： Ihssen J,Kowarik M,Wiesli L,Reiss R,Wacker M,Thöny-Meyer L

更新日期：2012-09-24 00:00:00

abstract：BACKGROUND:Acetyl-xylan esterase (AXE, EC 3.1.1.72) hydrolyses acetate group from the linear chain of xylopyranose residues bound by β-1,4-linkage. The enzyme finds commercial applications in bio-bleaching of wood pulp, treating animal feed to increase digestibility, processing food to increase clarification and conver...

journal_title：BMC biotechnology

authors： Atta S,Ali S,Akhtar MN,Haq I

更新日期：2011-05-16 00:00:00

abstract：BACKGROUND:Taxol is an effective antineoplastic agent, originally extracted from the bark of Taxus brevifolia with a low yield. Many attempts have been made to produce Taxol by chemical synthesis, semi-synthesis and plant tissue cultures. However, to date, the availability of this compound is not sufficient to satisfy ...

journal_title：BMC biotechnology

authors： Bestoso F,Ottaggio L,Armirotti A,Balbi A,Damonte G,Degan P,Mazzei M,Cavalli F,Ledda B,Miele M

更新日期：2006-12-06 00:00:00

abstract：BACKGROUND:The green fluorescent protein (GFP) has been regarded as a valuable tool and widely applied as a biomarker in medical applications and diagnostics. A cost-efficient upstream expression system and an inexpensive downstream purification process will meet the demands of the GFP protein with high-purity. RESULT...

journal_title：BMC biotechnology

authors： Dong J,Ding X,Wang S

更新日期：2019-12-09 00:00:00

abstract：BACKGROUND:microRNAs (miRNAs) are short non-coding RNAs that fine-tune gene expression. The aberrant expression of miRNAs is associated with many diseases and they have both therapeutic and biomarker potential. However, our understanding of their usefulness is dependent on the tools we have to study them. Previous stud...

journal_title：BMC biotechnology

authors： Brown RAM,Epis MR,Horsham JL,Kabir TD,Richardson KL,Leedman PJ

更新日期：2018-03-16 00:00:00

abstract：BACKGROUND:A method for inhibiting the expression of particular genes using external guide sequences (EGSs) has been developed in bacteria, mammalian cells and maize cells. RESULTS:To examine whether EGS technology can be used to down-regulate gene expression in Caenorhabditis elegans (C. elegans), we generated EGS-Ng...

journal_title：BMC biotechnology

authors： Yan Q,Zhao R,Zheng W,Yin C,Zhang B,Ma W

更新日期：2009-05-20 00:00:00

abstract：BACKGROUND:The insect cell line is a critical component in the production of recombinant proteins in the baculovirus expression system and new cell lines hold the promise of increasing both quantity and quality of protein production. RESULTS:Seventy cell lines were established by single-cell cloning from a primary cul...

journal_title：BMC biotechnology

authors： Hashimoto Y,Zhang S,Blissard GW

更新日期：2010-07-05 00:00:00

abstract：BACKGROUND:The CRISPR-Cas9 system is a powerful and versatile tool for crop genome editing. However, achieving highly efficient and specific editing in polyploid species can be a challenge. The efficiency and specificity of the CRISPR-Cas9 system depends critically on the gRNA used. Here, we assessed the activities and...

journal_title：BMC biotechnology

authors： Arndell T,Sharma N,Langridge P,Baumann U,Watson-Haigh NS,Whitford R

更新日期：2019-10-30 00:00:00

abstract：BACKGROUND:Increasing cell membrane permeability to water and cryoprotectants is critical for the successful cryopreservation of cells with large volumes. Artificial expression of water-selective aquaporins or aquaglyceroporins (GLPs), such as mammalian aquaporin-3 (AQP3), enhances cell permeability to water and cryopr...

journal_title：BMC biotechnology

authors： Chauvigné F,Lubzens E,Cerdà J

更新日期：2011-04-08 00:00:00

abstract：BACKGROUND:Xenoantigens are a major source of concern with regard to the success of interspecific xenografts. GGTA1 encodes α1,3-galactosyltransferase, which is essential for the biosynthesis of galactosyl-alpha 1,3-galactose, the major xenoantigen causing hyperacute rejection. GGTA1-modified pigs, therefore, are promi...

journal_title：BMC biotechnology

authors： Tanihara F,Hirata M,Nguyen NT,Sawamoto O,Kikuchi T,Doi M,Otoi T

更新日期：2020-08-18 00:00:00

abstract：BACKGROUND:Baculovirus, which has a width of 40 nm and a length of 250-300 nm, can display functional peptides, receptors and antigens on its surface by their fusion with a baculovirus envelop protein, GP64. In addition, some transmembrane proteins can be displayed without GP64 fusion, using the native transmembrane do...

journal_title：BMC biotechnology

authors： Kato T,Suzuki F,Park EY

更新日期：2011-06-02 00:00:00

abstract：BACKGROUND:Chinese hamster ovary (CHO) cells have become the host of choice for the production of recombinant proteins, due to their capacity for correct protein folding, assembly, and posttranslational modifications. The most widely used system for recombinant proteins is the gene amplification procedure that uses the...

journal_title：BMC biotechnology

authors： Jamnikar U,Nikolic P,Belic A,Blas M,Gaser D,Francky A,Laux H,Blejec A,Baebler S,Gruden K

更新日期：2015-10-23 00:00:00

abstract：BACKGROUND:Polysialic acid (polySia) is a carbohydrate modification of the neural cell adhesion molecule (NCAM), which is implicated in neural differentiation and plays an important role in tumor development and metastasis. Polysialylation of NCAM is mediated by two Golgi-resident polysialyltransferases (polyST) ST8Sia...

journal_title：BMC biotechnology

authors： Somplatzki S,Mühlenhoff M,Kröger A,Gerardy-Schahn R,Böldicke T

更新日期：2017-05-12 00:00:00

abstract：BACKGROUND:The proteomics literature has seen a proliferation of publications that seek to apply the rapidly improving technology of 2D gels to study various biological systems. However, there is a dearth of systematic studies that have investigated appropriate statistical approaches to analyse the data from these expe...

journal_title：BMC biotechnology

authors： Meleth S,Deshane J,Kim H

更新日期：2005-02-11 00:00:00

abstract：BACKGROUND:Porcine reproductive and respiratory syndrome virus (PRRSV) causes major economic losses in the pig industry worldwide. In vivo, the virus infects a subpopulation of tissue macrophages. In vitro, PRRSV only replicates in primary pig macrophages and African green monkey kidney derived cells, such as Marc-145....

journal_title：BMC biotechnology

authors： Delrue I,Van Gorp H,Van Doorsselaere J,Delputte PL,Nauwynck HJ

更新日期：2010-06-29 00:00:00

abstract：BACKGROUND:Cymbidium faberi is one of the oldest cultivars of oriental orchids, with an elegant flower fragrance. In order to investigate the molecular mechanism and the functions of related proteins in the methyl jasmonate (MeJA) signaling pathway, one of the main components of flower fragrance in C. faberi, yeast one...

journal_title：BMC biotechnology

authors： Xu Y,Zhou J,Liu Q,Li K,Zhou Y

更新日期：2020-01-16 00:00:00

abstract：BACKGROUND:Clustered Regularly Interspaced Short Palindromic Repeats/CRISPR associated protein 9 (CRISPR/Cas9) has been wildly used to generate gene knockout models through inducing indels causing frame-shift. However, there are few studies concerning the post-transcript effects caused by CRISPR-mediated genome editing...

journal_title：BMC biotechnology

authors： Tang JX,Chen D,Deng SL,Li J,Li Y,Fu Z,Wang XX,Zhang Y,Chen SR,Liu YX

更新日期：2018-10-03 00:00:00

abstract：BACKGROUND:The antiphospholipid syndrome (APS), characterised by recurrent miscarriage and thrombosis, is a significant cause of morbidity and mortality. Domain I (DI) of human beta 2 glycoprotein I (beta2GPI) is thought to contain crucial antibody binding epitopes for antiphospholipid antibodies (aPL), which are criti...

journal_title：BMC biotechnology

authors： Ioannou Y,Giles I,Lambrianides A,Richardson C,Pearl LH,Latchman DS,Isenberg DA,Rahman A

更新日期：2006-02-10 00:00:00

abstract：BACKGROUND:Oleaginous yeast species are an alternative for the production of lipids or triacylglycerides (TAGs). These yeasts are usually non-pathogenic and able to store TAGs ranging from 20 % to 70 % of their cell mass depending on culture conditions. TAGs originating from oleaginous yeasts can be used as the so-call...

journal_title：BMC biotechnology

authors： Lamers D,van Biezen N,Martens D,Peters L,van de Zilver E,Jacobs-van Dreumel N,Wijffels RH,Lokman C

更新日期：2016-05-27 00:00:00

abstract：BACKGROUND:Interest in using plants for production of recombinant proteins such as monoclonal antibodies is growing, but proteolytic degradation, leading to a loss of functionality and complications in downstream purification, is still a serious problem. RESULTS:In this study, we investigated the dynamics of the assem...

journal_title：BMC biotechnology

authors： Hehle VK,Paul MJ,Drake PM,Ma JK,van Dolleweerd CJ

更新日期：2011-12-30 00:00:00