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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.

14,297 products
  • Ordastobart Biosimilar - Research Grade

    Ordastobart Biosimilar - Research Grade

    • PX-TA2504
    Clonality:
    Monoclonal antibody
    Host species:
    Mammalian cells
    Isotype:
    immunoglobulin only-heavy-chain G1 (VH-VH-VH-h-CH2-CH3- CHS) dimer
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
  • Ordesekimab Biosimilar - Anti-IL15 mAb - Research Grade

    Ordesekimab Biosimilar - Anti-IL15 mAb - Research Grade

    • PX-TA1871
    Clonality:
    Monoclonal Antibody
    Isotype:
    IgG1, kappa
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
  • SDS-PAGE for Orilanolimab Biosimilar - Anti-FCGRT;FCRN mAb - Research Grade

    Orilanolimab Biosimilar - Anti-FCGRT mAb - Research Grade

    • PX-TA1531
    Clonality:
    Monoclonal Antibody
    Isotype:
    IgG4, Kappa
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
  • ORM1 / a1AGP Polyclonal Antibody  in WB Assay

    ORM1 / a1AGP Polyclonal Antibody

    • PTX18652
    • Validated WB
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
  • SEC-HPLC of Orticumab Biosimilar - Anti-oxLDL mAb - Research Grade

    Orticumab Biosimilar - Anti-oxLDL mAb - Research Grade

    • PX-TA1299
    • Validated ELISA
    Clonality:
    Monoclonal Antibody
    Isotype:
    IgG1, lambda
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
  • Osemitamab Biosimilar - Anti-CLDN18 mAb - Research Grade

    Osemitamab Biosimilar - Anti-CLDN18 mAb - Research Grade

    • PX-TA1872
    Clonality:
    Monoclonal Antibody
    Isotype:
    IgG1, kappa
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
  • SDS-PAGE for Osocimab Biosimilar - Anti-F11;Coagulation factor XI mAb - Research Grade

    Osocimab Biosimilar - Anti-F11 mAb - Research Grade

    • PX-TA1534
    • Validated ELISA
    Clonality:
    Monoclonal Antibody
    Isotype:
    IgG1, kappa
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
  • SDS-PAGE for Research Grade Anti-HBsAg Reference Antibody (OST 577)

    OST 577 Biosimilar - Anti-HBV mAb - Research Grade

    • PX-TA1147
    Clonality:
    Monoclonal Antibody
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
  • Osteocalcin / BGLAP / OC Polyclonal Antibody  in WB Assay

    Osteocalcin / BGLAP / OC Polyclonal Antibody

    • PTX18654
    • Validated WB
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
  • SDS-PAGE for Otelixizumab Biosimilar - Anti-CD3E mAb - Research Grade

    Otelixizumab Biosimilar - Anti-CD3E mAb - Research Grade

    • PX-TA1169
    • Validated ELISA
    Clonality:
    Monoclonal Antibody
    Isotype:
    IgG1, lambda
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
  • SDS-PAGE for Otelixizumab Biosimilar - Anti-CD3E mAb

    Otelixizumab Biosimilar - Research Grade mAb

    • PX-TA1169-d
    Clonality:
    Monoclonal antibody
    Isotype:
    IgG1, lambda
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
  • Otilimab Biosimilar - Anti-CSF2;GM-CSF mAb - Research Grade binds to CSF2 / GM-CSF (in Mammalian), C-His, recombinant protein in ELISA assay

    Otilimab Biosimilar - Anti-CSF2, GM-CSF mAb - Research Grade

    • PX-TA1141
    • Validated ELISA FC
    Clonality:
    Monoclonal Antibody
    Isotype:
    IgG1, lambda
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
  • SDS-PAGE for Oturkibart Biosimilar - Research Grade

    Oturkibart Biosimilar - Research Grade

    • PX-TA2383
    Clonality:
    Monoclonal antibody
    Host species:
    Mammalian cells
    Isotype:
    IgG4, Kappa
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
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