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Primary Antibodies


Primary antibodies are immunoglobulins that bind specifically to an antigen of interest. These molecules are produced by immunizing animals (e.g., mice, rabbits) or using recombinant DNA technology to ensure precision in targeting specific proteins, peptides, or biomolecules. Their activity is derived from the unique binding to epitopes on antigens, facilitating molecular detection in diverse applications. ProteoGenix is a leader in providing high-quality primary antibodies, ensuring superior specificity and sensitivity for advanced research.

Primary antibodies recognize and bind antigens through their variable regions, which are tailored to the molecular structure of the target. This specific interaction forms the foundation for various detection methods, including enzymatic, fluorescent, or radioactive labeling via secondary antibodies. The robustness of their binding activity ensures accurate and reproducible results in assays, making them indispensable in life science research and therapeutic development.

In therapeutic development, primary antibodies play a critical role in identifying and validating potential drug targets. They enable:

  • Biomarker Identification: Detecting disease-associated proteins for diagnosis or therapy monitoring.
  • Target Validation: Confirming the biological relevance of targets for therapeutic interventions.
  • Efficacy Monitoring: Tracking the performance of therapeutic agents in preclinical and clinical studies.

Primary antibodies are central to a wide array of life science applications, including:

  • Western Blotting: Detecting specific proteins in complex mixtures.
  • Immunohistochemistry (IHC): Localizing antigens in tissue samples.
  • Flow Cytometry: Analyzing cellular populations by labeling surface or intracellular proteins.
  • ELISA: Quantifying antigen concentrations in biological samples.

ProteoGenix supports researchers with a diverse catalog of validated primary antibodies tailored for these applications.

Ensuring specificity is paramount. The primary antibody must bind exclusively to the target antigen without cross-reacting with other molecules. ProteoGenix offers rigorously validated antibodies to minimize non-specific binding.

High sensitivity is critical for detecting low-abundance targets. Antibodies with strong affinity ensure robust signal generation, even in minimal sample concentrations.

Select antibodies validated for your experimental application. For instance, antibodies for IHC may require formalin-fixed, paraffin-embedded (FFPE) tissue validation, while flow cytometry antibodies should be conjugated for fluorescence detection.

Match the antibody’s reactivity to the species of your sample. ProteoGenix provides detailed datasheets specifying species compatibility for each product.

Choose a host species and isotype compatible with your detection system. For example, if using a goat anti-mouse secondary antibody, a mouse-derived primary antibody is required.

Opt for antibodies from reputable suppliers like ProteoGenix, known for batch-to-batch consistency and stringent quality control measures.

ProteoGenix has over 20 years of experience in antibody development, offering a broad range of products and services tailored to the needs of life science researchers and therapeutic developers. Our primary antibodies are:

  • High-Quality: Produced under ISO-certified conditions to ensure reliability.
  • Customizable: Developed for unique targets upon request.
  • Comprehensive: Validated for various applications, including IHC, ELISA, and Western blotting.

Partnering with ProteoGenix guarantees access to cutting-edge tools that accelerate your research and therapeutic development projects.

15,203 products
  • Nelvutamig Biosimilar - Research Grade

    Nelvutamig Biosimilar - Research Grade

    • PX-TA2501
    Clonality:
    Monoclonal antibody
    Host species:
    Mammalian cells
    Isotype:
    immunoglobulin (H-gamma1_L-kappa)_scFvkh-G1(h-CH2-CH3)
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
  • SDS-PAGE for Nemolizumab Biosimilar - Anti-IL31RA mAb

    Nemolizumab Biosimilar - Anti-IL31RA mAb - Research Grade

    • PX-TA1376
    • Validated ELISA
    Clonality:
    Monoclonal Antibody
    Isotype:
    IgG2, Kappa
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
  • Nesfrotamig Biosimilar - Research Grade

    Nesfrotamig Biosimilar - Research Grade

    • PX-TA2340
    Clonality:
    Monoclonal antibody
    Host species:
    Mammalian cells
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
  • Nesvacumab Biosimilar - Anti-ANGPT2 mAb binds to Humand ANGPT2 in indirect ELISA Assay

    Nesvacumab Biosimilar - Anti-ANGPT2 mAb - Research Grade

    • PX-TA1311
    • 1 publication
    • Validated ELISA
    Clonality:
    Monoclonal Antibody
    Isotype:
    IgG1-nd
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
  • Netakimab Biosimilar - Anti-IL17A mAb - Research Grade binds to IL17A, C-His, recombinant protein in ELISA assay

    Netakimab Biosimilar - Anti-IL17A mAb - Research Grade

    • PX-TA1499
    • Validated ELISA
    Clonality:
    Monoclonal Antibody
    Isotype:
    IgG1, kappa
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
  • SDS-PAGE for Research Grade Nezutatug

    Nezutatug Biosimilar - Anti-ERBB3 mAb - Research Grade

    • PX-TA1957
    • Validated ELISA
    Clonality:
    Monoclonal Antibody
    Isotype:
    IgG1, kappa
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
  • Nidanilimab  Biosimilar - Anti-IL1RAP mAb - Research Grade

    Nidanilimab Biosimilar - Anti-IL1RAP mAb - Research Grade

    • PX-TA1571
    Clonality:
    Monoclonal Antibody
    Isotype:
    IgG1, kappa
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
  • Flow Cytometry results for Nimotuzumab Biosimilar - Anti-EGFR mAb - Research Grade

    Nimotuzumab Biosimilar - Anti-EGFR mAb - Research Grade

    • PX-TA1054
    • Validated ELISA FC
    Clonality:
    Monoclonal Antibody
    Isotype:
    IgG1, kappa
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
  • Flow Cytometry results for Nimotuzumab Biosimilar - Anti-EGFR mAb - Research Grade

    Nimotuzumab Biosimilar - Research Grade mAb

    • PX-TA1054-d
    • Validated ELISA FC
    Clonality:
    Monoclonal antibody
    Isotype:
    IgG1, kappa
    Brand:
    ProteoGenix
    Size:
    100ug, 10mg, 1MG, 25mg, 50ug
  • SDS-PAGE for Nipocalimab Biosimilar - Anti-FCGRT mAb - Research Grade

    Nipocalimab Biosimilar - Anti-FCGRT mAb - Research Grade

    • PX-TA1690
    • Validated ELISA WB
    Isotype:
    IgG1, lambda
    Brand:
    ProteoGenix
    Size:
    100ug, 10mg, 1MG, 25mg, 50ug
  • Nivatrotamab Biosimilar - Anti-GD2;CD3E mAb - Research Grade

    Nivatrotamab Biosimilar - Anti-GD2;CD3E mAb - Research Grade

    • PX-TA1691
    Clonality:
    Monoclonal Antibody
    Isotype:
    Bispecific Mixed mAb and scFv IgG1;naKappa;Kappa
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
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