Bio-Reagent Center

GenScript serves academic research laboratories at top institutions throughout the world to accelerate research in basic life sciences and biomedicine. GenScript offers efficient and cost-effective services yielding superior quality custom bio-reagents including DNA constructs, Peptides, Purified Proteins, Antibodies, and Cell Lines.

We know that your experiments and grant deadlines can't wait, and that your time is better spent generating data and engaging in scholarly pursuits rather than repeating routine protocols to produce all the reagents you need. The best evidence that our services add value to science research programs is the growing list of peer-reviewed publications that make GenScript the most cited biotech company in the world. Join your colleagues who rely upon GenScript's deep technical expertise, breadth of scope, and economies of scale–so that you can focus on the experiments that matter most.

Our scientific team has accrued a total of over 1,000 years of industrial experience in bio-reagent services, and boasts a track record of delivering over 90% of all orders on time. Partnering with GenScript will not only reduce the time you spend on routine tasks and troubleshooting, but offers the highest possible quality and timeliness–and the industry's best guarantees.

• Custom Molecular Biology Services

  — Largest Gene Synthesis Supplier in the U.S.

  GenScript provides a comprehensive repertoire of molecular biology services, ranging from gene cloning and characterization to advanced genetic engineering and mutant libraries. We have delivered over one hundred thousand synthetic genes and constructs with the most complex and difficult traits through our Gene-on-Demand de novo synthesis platform. Our proprietary GenBuilder™ seamless cloning technology is capable of placing any gene in any vector independent of restriction and ligation, seamlessly. Our CLONEARCH™ clone storage and management system provides our customers with worry-free clone storage and a portal to construct manipulation, simply one-click away. Learn More »

  Gene Synthesis

  Express Gene Synthesis – Fastest Turnaround

  Cloning & Subcloning

  Plasmid DNA Preparation

  KO/KI/RNAi Vector Construction

  DNA/RNA Oligos

  DNA Sequencing

• Custom Protein Services

  — Your Reliable Source for Functional Proteins

  GenScript's protein team has extensive experience in codon optimization, protein refolding, solubility enhancement, and activity preservation in multiple expression systems. We have delivered over 10,000 batches of soluble and active proteins for assay development, compound screening, antigen generation, structural analysis, and many other drug discovery applications. Some of these orders are at scale of gram quantities or greater. Learn More »

  Bacterial Expression System

  Yeast Expression System

  Baculovirus Expression System

  Mammalian Expression System

  Large-scale Protein Production Service

  Protein Expression and Purification

• Custom Peptide Services

  — PepPower™ Technology Ensures Delivery and Quality

  GenScript's proprietary PepPower™ platform provides custom peptides of up to 200 residues in length and a capacity of 25,000 peptides synthesized per month. With a scale ranging from milligrams to kilograms, comprehensive labeling and modification options, and high-throughput peptide library service, this platform is the ideal choice for peptide synthesis and peptide library services. GenScript also offers a large-scale peptide production service. Learn More »

  Peptide Synthesis

  Peptide Library Services

  Peptide Modifications

  cGMP Peptide Synthesis

  Click Peptide Service

• Custom Antibody Services

  — Best Guarantees in the Industry

  GenScript provides one-stop solutions to all of your antibody needs. You can simply start your project by submitting the accession number or sequence of your desired gene. For polyclonal antibodies, the PolyExpress™ protein immunization packages carry industry-leading guarantees of WB- and IP-positives against any target protein with a 1:128,000 ELISA titer. For custom polyclonal antibodies, whether your application is WB, IF/flow cytometry, IHC, ICC, IP/ChIP, Sandwich ELISA, or functional assays, we guarantee that at least one clone will work in your experimental system. All this is made possible by our proprietary OptimumAntigen design tool, T-Max adjuvant, and cutting-edge nanotechnology. Learn More »

  Custom pAb Services

  Custom mAb Services

  Immunoassay Development Services

  Antibody Purification Services

  Antibody Modification Services

  Large-Scale Antibody production

• Custom Cell Line Services

  — Custom Solutions for Stable Expression

  With state-of-the-art facilities and seasoned industry experience, GenScript offers quality services for generating and evaluating primary clones for productivity and adaptability in serum-free suspension culture, identifying cell lines for stable, long-term production and scalability, and for developing large-scale purification and analytical processes. We also provide assay-ready frozen cells, preserving your time for high-value projects. Learn More »

  Custom Stable Cell Line Services

  Process Development and Transfer

  GPCR/Ion Channel Stable Cell Lines