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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
  • SDS-PAGE for VAK-694 Biosimilar - Anti-IL4 mAb - Research Grade

    VAK-694 Biosimilar - Anti-Binetrakin mAb - Research Grade

    • PX-TA1911
    • Validated ELISA FC WB
    Clonality:
    Monoclonal Antibody
    Isotype:
    IgG1
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
  • SDS-PAGE for Valanafusp Alfa Biosimilar - Anti-CD220;INSR mAb - Research Grade

    Valanafusp Biosimilar - Anti-INSR mAb - Research Grade

    • PX-TA1734
    Clonality:
    Monoclonal Antibody
    Isotype:
    IgG1, kappa
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
  • Valziflocept Biosimilar - Anti-IgG fusion protein - Research Grade

    Valziflocept Biosimilar - Anti-IgG fusion protein - Research Grade

    • PX-TA2281
    Clonality:
    Monoclonal Antibody
    Isotype:
    Fc.Gamma.RIIb Receptor (Human Soluble Extracellular Fragment)
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
  • Vanalimab Biosimilar - Anti-CD40 mAb - Research Grade

    Vanalimab Biosimilar - Anti-CD40 mAb - Research Grade

    • PX-TA1735
    Clonality:
    Monoclonal Antibody
    Isotype:
    IgG1, lambda
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
  • SDS-PAGE for Vandortuzumab Biosimilar - Anti-STEAP1 mAb - Research Grade

    Vandortuzumab Biosimilar - Anti-STEAP1 mAb - Research Grade

    • PX-TA1370
    • Validated ELISA
    Clonality:
    Monoclonal Antibody
    Isotype:
    IgG1, kappa
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
  • SEC-HPLC of Vantictumab Biosimilar - Anti-FZD1 mAb - Research Grade

    Vantictumab Biosimilar - Anti-FZD mAb - Research Grade

    • PX-TA1329
    • Validated ELISA WB
    Clonality:
    Monoclonal Antibody
    Isotype:
    IgG2-lambda
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
  • Vanucizumab Biosimilar - Anti-ANGPT2, VEGFA, mAb binds to Human ANGPT2 in indirect ELISA Assay

    Vanucizumab Biosimilar - Anti-ANGPT2, VEGFA, mAb - Research Grade

    • PX-TA1355
    • Validated ELISA
    Clonality:
    Monoclonal Antibody
    Isotype:
    VH-C-kappa-CH2-CH3_V-lambda-CH1_H-GAMMA-1_L-kappa
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
  • SDS-PAGE for Varisacumab Biosimilar - Anti-VEGFA mAb - Research Grade

    Varisacumab Biosimilar - Anti-VEGFA mAb - Research Grade

    • PX-TA1458
    Clonality:
    Monoclonal Antibody
    Isotype:
    IgG1, kappa
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
  • SDS-PAGE for Varsetatug Biosimilar - Research Grade

    Varsetatug Biosimilar - Research Grade

    • PX-TA2520
    Clonality:
    Monoclonal antibody
    Host species:
    Mammalian cells
    Isotype:
    IgG1, kappa
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
  • SDS-PAGE for Vasigrobart Biosimilar - Research Grade

    Vasigrobart Biosimilar - Research Grade

    • PX-TA2521
    Clonality:
    Monoclonal antibody
    Host species:
    Mammalian cells
    Isotype:
    IgG4, kappa
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
  • SDS-PAGE for Vatelizumab Biosimilar - Anti-ITGA2 mAb

    Vatelizumab Biosimilar - Anti-ITGA2 mAb - Research Grade

    • PX-TA1276
    • Validated FC
    Clonality:
    Monoclonal Antibody
    Isotype:
    IgG4, Kappa
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
  • Vatreptacog alfa Biosimilar - Anti-FVIIa Mutant Version (FVIIaDVQ) fusion protein - Research Grade

    Vatreptacog alfa Biosimilar - Anti-FVIIa Mutant Version (FVIIaDVQ) fusion protein - Research Grade

    • PX-TA2274
    Clonality:
    Monoclonal Antibody
    Isotype:
    A recombinant factor VIIa (rFVIIa) analog with three amino acid substitutions (Asp158Val, Val296Glu, and Glu298Met).
    Brand:
    ProteoGenix
    Size:
    100ug, 1MG, 50ug
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