• Randox Biosciences is a world-leading primary manufacturer of high quality monoclonal and polyclonal antibodies, antibody fragments and human recombinant proteins. (randox.com)
  • Randox Biosciences offers an extensive portfolio of over 900 products for a multitude of R&D applications including more than 500 monoclonal and polyclonal antibodies and over 140 human recombinant proteins as well as antibody fragments, buffers & diluents and plasma. (randox.com)
  • Key components of our custom service are our range of monoclonal antibodies as well as our recombinant antibody fragments (sdAbs, scFvs, fAbs). (randox.com)
  • Our customisation service has proven incredibly successful in the research and development industries allowing access our expertise to obtain the antibody and protein most relevant to your line of work. (randox.com)
  • We took advantage of the antibody resources publicly available from the Human Protein Atlas project covering more than 80% of all human protein-coding genes. (nih.gov)
  • Sino Biological, Inc. (SZSE: 301047) has recently deposited reagents for the Omicron variant, including recombinant proteins to Spike and Nucleocapsid, and antibody products to BEI Resources, a central repository for reagents to support infectious disease research. (the-scientist.com)
  • The company specializes in recombinant antigen production and antibody development. (the-scientist.com)
  • Purified (unconjugated) Thermo Scientific Pierce Recombinant Protein G is useful as the basis for preparing various kinds of probes or affinity media for detection or purification of rabbit and human antibodies, especially IgG isotypes, in immunoassays and antibody purification protocols. (thermofisher.com)
  • CusabioRibosome-inactivating protein bryodin I Antibody is Available at Gentaur Genprice with the fastest delivery.Online. (joplink.net)
  • The FDA approved atoltivimab/maftivimab/odesivimab (Inmazeb), a recombinant human monoclonal antibody combination. (medscape.com)
  • Protein production Gene expression Protein purification Host cell protein Young CL, Britton ZT, Robinson AS (May 2012). (wikipedia.org)
  • In the unlikely event that the protein cannot be expressed or purified we do not charge anything (other companies might charge you for any performed steps in the expression process for custom-made proteins, e.g. fees might apply for the expression plasmid, the first expression experiments or purification optimization). (antibodies-online.com)
  • In a first purification step, the protein is purified from the cleared cell lysate using three different His-tag capture materials: high yield, EDTA resistant, or DTT resistant. (antibodies-online.com)
  • Protein containing fractions of the best purification are subjected to second purification step through size exclusion chromatography. (antibodies-online.com)
  • Because Protein G has greater affinity than Protein A for most mammalian IgGs, it may be used for the purification of mammalian IgGs that do not bind well to Protein A. Protein G binds with significantly greater capacity than Protein A to several IgG subclasses such as human IgG3, mouse IgG1 and rat IgG2a. (thermofisher.com)
  • Therapeutic proteins (e.g., antibodies, vaccines, enzymes, cytokines, and growth factors) account for almost half of this market, followed by industrial proteins (e.g., technical enzymes) and research reagents (e.g., antibodies for protein detection and purification) ( Markets and Markets, 2017 ). (frontiersin.org)
  • Market growth has been supported by advances in recombinant protein production technologies, including the engineering of expression hosts, the optimization of upstream cultivation (e.g., bioreactor design, nutritional, and physical parameters), and the development of more efficient protein extraction and purification methods. (frontiersin.org)
  • Our custom development service, which encompasses antibodies and human recombinant proteins has achieved tremendous success within the biopharmaceutical and diagnostic industries. (randox.com)
  • Here, we describe a new method (immuno-SILAC) for the absolute quantification of proteins in complex samples based on polyclonal antibodies and stable isotope-labeled recombinant protein fragments to allow affinity enrichment prior to mass spectrometry analysis and accurate quantification. (nih.gov)
  • Epitope mapping revealed that a majority of the polyclonal antibodies recognized multiple linear epitopes, and based on these results, a semi-automated method was developed for peptide enrichment using polyclonal antibodies immobilized on protein A-coated magnetic beads. (nih.gov)
  • A protocol based on the simultaneous multiplex capture of more than 40 protein targets showed that approximately half of the antibodies enriched at least one functional peptide detected in the subsequent mass spectrometry analysis. (nih.gov)
  • Here, we show that we were able to use small amounts of antibodies (50 ng per target) in this manner for efficient multiplex analysis of quantitative levels of proteins in a human HeLa cell lysate. (nih.gov)
  • The results suggest that polyclonal antibodies generated via immunization of recombinant protein fragments could be used for the enrichment of target peptides to allow for rapid mass spectrometry analysis taking advantage of a substantial reduction in sample complexity. (nih.gov)
  • The company also offers a variety of customized services, mainly focusing on recombinant production of antigens and antibodies. (the-scientist.com)
  • Our proteins produced by yeast expression system has been used as raw materials for downstream preparation of monoclonal antibodies. (antikoerper-online.de)
  • 135 antibodies against 65 mainly immunoregulatory proteins, we of a multitude of different genes (8, 9). (lu.se)
  • The purity of Mouse IL-11 Recombinant Protein was determined by SDS-PAGE of 1 µg reduced (+) and non-reduced (-) recombinant mIL-11 and staining with Coomassie Blue. (cellsignal.com)
  • The purity of the protein is >90% by SDS-PAGE. (activemotif.com)
  • The bioactivity of recombinant mIL-11 was determined in a B9 cell proliferation assay. (cellsignal.com)
  • A dilution series of the recombinant Lucia luciferase protein can also be used to determine the linear range of the assay. (invivogen.com)
  • HTRF Assay for Recombinant BPTF / FALZ (2791-2911) activity. (activemotif.com)
  • The samples were tested in a binding assay with recombinant human ACE2-Fc Chimera. (biolegend.com)
  • In general, we advise purchasing the recombinant protein with BSA for use in cell or tissue culture, or as an ELISA standard. (rndsystems.com)
  • Disclaimer note: The observed molecular weight of the protein may vary from the listed predicted molecular weight due to post translational modifications, post translation cleavages, relative charges, and other experimental factors. (novusbio.com)
  • In cases in which it is highly likely that the recombinant protein with the default tag will be insoluble our protein lab may suggest a higher molecular weight tag (e.g. (antikoerper-online.de)
  • The molecular weight of the recombinant histone is 15,306 Daltons. (activemotif.com)
  • The mature protein has an approximate molecular weight of 24 kDa. (invivogen.com)
  • Recombinant BPTF / FALZ (2791-2911) protein that includes amino acids 2791-2911 of human FALZ protein (accession number NP_872579.2) was expressed in E. coli and contains an N-terminal His-Tag and C-terminal FLAG-Tag with a molecular weight of 20.3 kDa. (activemotif.com)
  • Enhances transcriptional repression by coordinating the increase in H3K9me, the decrease in histone H3 'Lys-9 and 'Lys-14' acetylation (H3K9ac and H3K14ac, respectively) and the disposition of HP1 proteins to silence gene expression. (abcam.com)
  • This protein belongs to the FET family of RNA-binding proteins which have been implicated in cellular processes that include regulation of gene expression, maintenance of genomic integrity and mRNA/microRNA processing. (origene.com)
  • The yeast protein expression system is the most economical and efficient eukaryotic system for secretion and intracellular expression. (antikoerper-online.de)
  • The yeast protein expression system serve as a eukaryotic system integrate the advantages of the mammalian cell expression system. (antikoerper-online.de)
  • Over the last three decades, the expression of recombinant proteins in plants and plant cells has been promoted as an alternative cost-effective production platform. (frontiersin.org)
  • Here, we discuss the strengths of plant expression systems for specific applications, but mainly address the bottlenecks that must be overcome before plants can compete with conventional systems, enabling the future commercial utilization of plants for the production of valuable proteins. (frontiersin.org)
  • Even so, plants as an alternative expression platform offer unique advantages, particularly when target proteins are difficult to produce in conventional systems, require specific qualitative properties such as particular glycan profiles, and/or must be produced on a larger scale in response to urgent demand. (frontiersin.org)
  • Bromodomains recognize acetylated histone lysine residues and function as 'readers' of these epigenetic histone marks to regulate chromatin structure and gene expression by linking associated proteins to the acetylated nucleosomal targets. (activemotif.com)
  • Several expression systems for recombinant protein production, essentially cells or whole organisms are currently in use today. (bl.uk)
  • Recently, research into recombinant protein production revealed a more attractive expression system based on the microalgae, C. reinhardtii, for significant savings in cost and production of correctly folded recombinant proteins. (bl.uk)
  • Using the expression of E. coli β-glucuronidase (gus) in C. reinhardtii chloroplast, the overall aim of the project was to address if the low recombinant gus yield in C. reinhardtii was due to limitations that affect growth and protein production, and if the fluxes for recombinant gus production were suboptimal (limiting). (bl.uk)
  • No detectable protein burden was observed for expression of recombinant gus in autotrophic and mixotrophic conditions, but protein burden was significant in heterotrophic condition (15 - 18% reduction in growth rate). (bl.uk)
  • Increased mRNA expression of a laminin-binding protein in human colon carcinoma: complete sequence of a full-length cDNA encoding the protein. (joplink.net)
  • In addition to our diverse catalog and semi-custom recombinant protein products, we also offer comprehensive custom recombinant protein expression and production services to meet a variety of research needs. (avivasysbio.com)
  • The baculovirus expression vector system (BEVS) is one of the most popular eukaryotic systems for recombinant protein production. (lu.se)
  • Members of the board and scientific committee of PPS, Sabine Suppmann and Kim Remans, respectively are among the authors of a new review in Star Protocols about expression systems for recombinant protein production. (lu.se)
  • The overview is based on a survey with 60 leading experts in protein production about their experiences and practices in using different expression systems for recombinant protein production. (lu.se)
  • It helps researches to choose expression system based on cost-effectiveness, speed, and properties like protein folding, post-translational modifications and secretion. (lu.se)
  • Treatment with NU7026 did not alter the production of reactive oxygen species and oxidative stress by hydroquinone but repressed the protein level of DNA-PKcs and blocked the induction of the kinase mRNA and protein expression by hydroquinone. (cdc.gov)
  • Lastly, hydroquinone and NU7026 exhibited synergistic effects on promoting apoptosis by increasing the protein levels of pro-apoptotic proteins Bax and caspase-3 but decreasing the protein expression of anti-apoptotic protein Bcl-2. (cdc.gov)
  • As a result, recombinant lysosomal proteins are usually produced in mammalian cells. (wikipedia.org)
  • Serial dilutions of Mouse IL-11 Recombinant Protein were added to B9 cells. (cellsignal.com)
  • Recombinant Protein;Cynomolgus LAG-3 / CD223 Protein, Mouse IgG2a Fc Tag;100UG;Cynomolgus LAG-3, Mouse IgG2a Fc tag (LA3-C52A0) is expressed from human 293 cells (HEK293). (fishersci.com)
  • Please inquire if you are interested in this recombinant protein expressed in E. coli, mammalien cells or by baculovirus infection. (antikoerper-online.de)
  • Most recombinant proteins are currently produced in prokaryotic cells (mainly the bacterium Escherichia coli ) and a small number of well-characterized mammalian cell lines, such as Chinese hamster ovary (CHO) cells. (frontiersin.org)
  • There are also several platforms based on plants and plant cells, but these have not been included in the latest market studies, indicating they have not yet commanded a significant share of commercial protein production capacity. (frontiersin.org)
  • This monomeric protein is expressed in CHO cells. (invivogen.com)
  • SARS-CoV-2 B.1.1.7 Spike Protein S1, amino acid Val16-Arg685 (Accession # QHD43416.1), with (HV69-70del, Y144del, N501Y, A570D, P681H) and a C-terminal 8-His tag was expressed in CHO cells. (biolegend.com)
  • And you instruct the cells to make the protein or proteins that you need. (medscape.com)
  • Inhibition of DNA-dependent protein kinase catalytic subunit by small molecule inhibitor NU7026 sensitizes human leukemic K562 cells to benzene metabolite-induced apoptosis. (cdc.gov)
  • We have previously reported that exposure of workers to benzene and to benzene metabolite hydroquinone in cultured cells induced DNA-dependent protein kinase catalytic subunit (DNA-PKcs) to mediate the cellular response to DNA double strand break (DSB) caused by DNA-damaging metabolites. (cdc.gov)
  • POLR2K Human Recombinant produced in E.Coli is a single, non-glycosylated polypeptide chain containing 81 amino acids (1-58 a.a) and having a molecular mass of 9.4kDa. (prospecbio.com)
  • The function of a protein is determined by the number and sequence of amino acids, which controls the three-dimensional structure of the resulting folded polypeptide. (frontiersin.org)
  • CD247 Human Recombinant produced in E. coli is a single polypeptide chain containing 136 amino acids (52-164) and having a molecular mass of 15.4kDa. (prospecbio.com)
  • Recombinant SEAP (secreted embryonic alkaline phosphatase) protein is a truncated form of human placental alkaline phosphatase that comprises 520 amino acids. (invivogen.com)
  • Mouse IGSF4A cDNA encodes 445 amino acids including a signal peptide, three Ig-like domains (a V-type, a divergent C1-type and an I-type), a transmembrane domain and a cytoplasmic domain with protein 4.1 and PDZ domain binding sites. (rndsystems.com)
  • The S glycoprotein is synthesized as a precursor protein consisting of ~1,300 amino acids that is then cleaved into an amino (N)-terminal S1 subunit (~700 amino acids) and a carboxyl (C)-terminal S2 subunit (~600 amino acids). (biolegend.com)
  • The use of amino acids, proteins and peptides is not considered to have any environmental impact. (janusinfo.se)
  • According to the European Medicines Agency guideline on environmental risk assessments for pharmaceuticals (EMA/CHMP/SWP/4447/00), vitamins, electrolytes, amino acids, peptides, proteins, carbohydrates, lipids proteins, vaccines and herbal medicinal products are exempted because they are unlikely to result in significant risk to the environment. (janusinfo.se)
  • 100% sequence homology with Mouse, Rat, Canine, Equine and all other mammalian proteins examined. (novusbio.com)
  • The following product was used in this experiment: Human MAP4K5 (KHS1), GST Tag Recombinant Protein from Thermo Fisher Scientific, catalog # PV3682. (thermofisher.com)
  • 21955. Immobilized Recombinant Mouse CRTAM Fc Chimera (Catalog # 3687-CR) at 2 µg/mL (100 µL/well) can bind Recombinant Mouse IGSF4A/SynCAM1 with a linear range of 0.2-10 µg/mL. (rndsystems.com)
  • The tyrosinase‐induced polymerization of peptides offers facile access to artificial mussel foot protein analogues. (wikipedia.org)
  • In many cases, recombinant human proteins have replaced the original animal-derived version used in medicine. (wikipedia.org)
  • The prefix "rh" for "recombinant human" appears less and less in the literature. (wikipedia.org)
  • This product is manufactured by BioVision, an Abcam company and was previously called 4580 BMP-14 (GDF-5/CDMP-1), human recombinant. (abcam.com)
  • However, Protein G does not bind to human IgM, IgD and IgA. (thermofisher.com)
  • 10 μg lyophilized recombinant human secreted embryonic alkaline phosphatase (SEAP). (invivogen.com)
  • When recombinant SARS-CoV-2 B.1.1.7 Spike Protein S1 is immobilized at 2 μg/mL, recombinant human ACE2-Fc Chimera (Cat. (biolegend.com)
  • Envelope protein of the hepatitis B virus marketed as Engerix-B by SmithKline Beecham HPV Vaccine proteins Polyphenol oxidases (PPOs): These include both catechol oxidases and tyrosinases. (wikipedia.org)
  • Split-Dose Administration Enhances Immune Responses Elicited by a mRNA/Lipid Nanoparticle Vaccine Expressing Respiratory Syncytial Virus F Protein. (invivogen.com)
  • Huvet Bio Inc. is developing a COVID-19 vaccine being using a sub-unit method with a high safety profile that uses proteins instead of viruses or bacteria. (who.int)
  • The live recombinant vaccine has shown effectiveness of 97.5% in preventing infection among 90,000 individuals in an active Ebola virus outbreak in the Democratic Republic of Congo. (medscape.com)
  • IgM endpoint titers of DENV-1, DENV-2, and DENV-4 PCR-positive and NS1 antigen-positive serum samples from residents of dengue endemic countries Vietnam, Sri Lanka, Venezuela, and Brazil, 2013-2018, on DENV 1-4 Equad proteins. (cdc.gov)
  • Aviva Systems Biology has been providing high-quality protein products to the scientific community for over 10 years. (avivasysbio.com)
  • The coronavirus spike (S) glycoprotein is a class I viral fusion protein on the outer envelope of the virion that plays a critical role in viral infection by recognizing host cell receptors and mediating fusion of the viral and cellular membranes. (biolegend.com)
  • Addition of a carrier protein (0.1% HSA or BSA) is recommended for long-term storage. (cellsignal.com)
  • Lyophilized from a 0.2 μm filtered solution in Sodium Citrate and NaCl with BSA as a carrier protein. (novusbio.com)
  • CF stands for Carrier Free (CF). We typically add Bovine Serum Albumin (BSA) as a carrier protein to our recombinant proteins. (rndsystems.com)
  • Adding a carrier protein enhances protein stability, increases shelf-life, and allows the recombinant protein to be stored at a more dilute concentration. (rndsystems.com)
  • Stock solutions can also be prepared at 50 - 100 µg/mL in appropriate sterile buffer, carrier protein such as 0.2 - 1% BSA or HSA can be added when preparing the stock solution. (biolegend.com)
  • The nucleosome is the smallest subunit of chromatin and consists of 146 base pairs of DNA wrapped around an octamer of core histone proteins (two each of H2A, H2B, H3 and H4). (activemotif.com)
  • Recombinant protein was captured through anti-DDK affinity column followed by conventional chromatography steps. (origene.com)
  • Recombinant SEAP protein is purified by affinity chromatography. (invivogen.com)
  • Recombinant Histone H3S10ph (EPL) has been generated using the patented Expressed Protein Ligation (EPL) technology. (activemotif.com)
  • The ligation reaction maintains the native histone bonds, and the resulting recombinant protein more closely mimics natural histones. (activemotif.com)
  • Histone H1 is a linker protein, present at the interface between the nucleosome core and DNA entry/exit points. (activemotif.com)
  • Recombinant histones are suitable for use as positive controls in the analysis of histone post-translational modifications, as substrates for histone modification enzymes, or to generate chromatin in vitro . (activemotif.com)
  • Recombinant Histone H3 phospho Ser10 (H3S10ph) proteins are generated using expressed protein ligation (EPL) technology. (activemotif.com)
  • The purified protein is subsequently ligated to a N-terminal histone tail peptide containing phosphorylated serine 10 via a native peptide bond. (activemotif.com)
  • Recombinant Histone H3 phospho Ser10 tested by SDS-PAGE gel. (activemotif.com)
  • SDS-PAGE analysis of 2 µg Recombinant Histone H3 phospho Ser10 (lane 1) and 1 µg Recombinant Histone H3 phospho Ser10 (lane 2). (activemotif.com)
  • SDS-PAGE gel of Recombinant Histone H3 phospho Ser10. (activemotif.com)
  • 3 µM histone peptide H4K5/8/12/16(4Ac) was incubated with BPTF / FALZ (2791-2911) protein in reaction buffer including 50 mM HEPES-NaOH pH 7.0, 0.1% BSA for 1 hour at room temperature. (activemotif.com)
  • Recombinant SARS-CoV-2 B.1.1.7 Spike Protein S1 was aliquoted in PBS at 0.2 mg/mL. (biolegend.com)
  • These secreted cytokines are synthesized as prepropeptides that are proteolytically processed to generate the mature proteins (1, 2). (novusbio.com)
  • This product is an active protein and may elicit a biological response in vivo, handle with caution. (abcam.com)
  • This recombinant protein can be used for biological assays. (prosci-inc.com)
  • Recombinant KISS1 protein was expressed in E.coli and purified by using conventional chromatography techniques. (novusbio.com)
  • Reconstitute to a concentration of 0.1-1.0 mg/ml in water containing BSA (50 µg BSA per 1 µg of protein). (abcam.com)
  • Mouse IL-11 Recombinant Protein is supplied as lyophilized material that is very stable at -20°C. It is recommended to reconstitute with sterile water at a concentration of 0.1 mg/ml which can be further diluted in aqueous solutions as needed. (cellsignal.com)
  • The concentration of the protein is calculated using its specific absorption coefficient. (antibodies-online.com)
  • Please refer to the lot-specific TDS you will receive with your order for the lot-specific buffer contents and protein concentration. (activemotif.com)
  • There are inconsistencies in reported binding properties of IgG to Protein G. Variations in isolation and manufacturing methods for Protein G may affect IgG binding, partially because there are differing numbers of IgG-binding sites on various sources of Protein G. Binding studies have been performed using native Protein G and several different recombinant forms. (thermofisher.com)
  • Approximately 44% more IgG from rat serum bound to Protein G when Protein G Binding Buffer was used as compared with 20 mM Tris Buffer, pH 7.5. (thermofisher.com)
  • The shelf life is related to many factors, storage state, buffer ingredients, storage temperature and the stability of the protein itself. (biocheminfo.org)
  • Our experts in the lab will ensure that you receive a correctly folded protein. (antibodies-online.com)
  • When you order this made-to-order protein you will only pay upon receival of the correctly folded protein. (antibodies-online.com)
  • IGSF4A is a 75 kDa immunoglobulin superfamily protein that mediates calcium-independent adhesive interactions, either homophilic or heterophilic with CRTAM (class I-restricted T cell-associated molecule), Necl-1 (SynCAM3) or Nectin-3 (1 - 4). (rndsystems.com)
  • This risk assessment was not dependent on the type of adju- decoding patterns of immunoregulatory serum proteins could re- vant therapy received by the patients. (lu.se)
  • IgM endpoint titers of DENV-1-4 PCR-positive serum samples from returning travelers, 2013-2016, on DENV 1-4 Equad proteins. (cdc.gov)
  • In this respect, in contrast to predictors based for each serum protein was determined by comparing the samples upon tumor characteristics at the time of surgery, serum is a par- collected at the primary operation and then 3-6 mo later. (lu.se)
  • Conse- demonstrated that this protein signature provided an added value quently, using minute amounts of nonfractionated serum (14) and compared with conventional clinical parameters. (lu.se)
  • BDNF cDNA encodes a 247 amino acid residue precursor protein with a signal peptide and a proprotein that are cleaved to yield the 119 amino acid residue mature BDNF. (novusbio.com)
  • 0.22 µm filtered protein solution is in PBS, pH 7.2. (biolegend.com)
  • These include both commercially available proteins (for example most of the enzymes used in the molecular biology laboratory), and those that are generated in the course specific research projects. (wikipedia.org)
  • Proteins are also widely used in industry, including enzymes used to manufacture textiles and chemicals and to process food and feed. (frontiersin.org)
  • Nuclear corepressor for KRAB domain-containing zinc finger proteins (KRAB-ZFPs). (abcam.com)
  • BPTF protein contains a DNA-binding domain, a zinc finger motif and a bromodomain. (activemotif.com)
  • Angiotensin-Converting Enzyme 2 (ACE-2) is an integral membrane protein and a zinc metalloprotease of the ACE family, the ACE family includes somatic and germinal ACE. (prosci-inc.com)
  • High specific activity, heat-labile alkaline phosphatase purified from a recombinant source. (telospub.com)
  • A 21- ticular valuable source, because it is useful not only for the initial protein signature was identified, using leave-one-out cross-validation screening of the disease but also for continuous monitoring of the together with a backward elimination strategy in a training cohort. (lu.se)
  • Differences in binding characteristics between Protein A and Protein G may be explained by the differing compositions in the IgG-binding sites of each protein. (thermofisher.com)
  • Plant cell culture was used to produce FDA-approved glycosylated lysosomal protein-drug, and additional drug candidates. (wikipedia.org)
  • The protein encoded by this gene is the fourth major glycoprotein of the platelet surface and serves as a receptor for thrombospondin in platelets and various cell lines. (origene.com)
  • Since thrombospondins are widely distributed proteins involved in a variety of adhesive processes, this protein may have important functions as a cell adhesion molecule. (origene.com)
  • Protein G is a bacterial cell wall protein isolated from group G Streptococci. (thermofisher.com)
  • DNA sequencing of native Protein G identifies two IgG-binding domains and sites for albumin and cell surface binding. (thermofisher.com)
  • The albumin and cell surface binding domains have been eliminated from Recombinant Protein G to reduce nonspecific binding and, therefore, can be used to separate IgG from crude samples. (thermofisher.com)
  • A protein expressed by the mammalian cell system is of very high-quality and close to the natural protein. (antikoerper-online.de)
  • 3M™ Polisher ST is a fully encapsulated single-use anion exchange (AEX) product intended to reduce host cell protein impurities, viruses, and other negatively charged contaminants in flow-through polishing chromatography. (3m.com.au)
  • Using FBA modelling, model verifications and corrections, a strategy that significantly increased the yield of recombinant gus in each cell (~2 fold) was identified. (bl.uk)