Free Webinar on September 15: Virtual Inference of Protein Activity From Single Cell Multiomics  
Get a free mini ELISA Plate Reader™ when you buy ELISA kits and sets


Try our highly sensitive quantitative ELISAs for SARS-CoV-2 human IgG antibodies for nucleocapsid and human IgM antibodies for Spike RBD and S1 domains.

TotalSeq™ Resources

Explore our videos, blogs, publications, and application notes to learn how TotalSeq™ reagents enable protein detection by sequencing and transform research.

Spark YG™ 593 Conjugates

Spark YG™ 593 expands our fluorophore options for the yellow/green laser on 5-laser spectral cytometers, emitting maximally between PE and PE/Dazzle™ 594.

Cell-Vive™ T-NK Xeno-Free Serum Substitute, GMP

Cell-Vive™ is our GMP-manufactured human AB serum substitute. It is specifically formulated for the culture and expansion of T and natural killer cells.

Research Areas


  • Diagnostic


    BioLegend provides IVD reagents for immunohistochemistry and ASR* products for immunophenotyping. Our IVD and ASR products are manufactured and tested to meet the high quality that clinical laboratories have come to expect. We are committed to providing growing portfolios of products with superior value as well as excellent service and support.

    * Analyte Specific Reagent (ASR). Analytical and performance characteristics are not established.

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  • Neuroscience


    Research that reveals a better understanding of neurological systems, and the diseases that affect them, could translate into cures that improve millions of lives. Our reagents were built in collaboration with preeminent leaders in the field, like The Michael J. Fox Foundation, signifying our commitment to partner with your teams to seek out new discoveries.

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  • Proteogenomics


    Proteogenomics is a fluorishing field providing researchers with an unprecedented ability to uncover unique phenotypes by characterizing protein and RNA expression on a single-cell level. Our TotalSeq™ oligo-conjugated antibodies seamlessly integrate into existing single-cell sequencing protocols for precision medicine, oncology, immunology, neuroscience, and stem cell research.

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  • Oncology


    Oncology is complex, as the causes and controls for tumor development are interwoven with a variety of biological processes, including epigenetics, angiogenesis, and immunology. BioLegend provides solutions for advancing all aspects of cancer research, from elucidating tumorigenesis, phenotyping tumors and tumor infiltrating cells, and the development of novel immunotherapies.

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  • Stem Cells

    Stem Cells

    Unraveling the intricacies of stem cell development helps us understand disease pathology and develop regenerative medicine. Simplify your workflow with BioLegend’s complete set of research tools to study progenitor cells from all three germ layers, including neural and hematopoietic stem cells.

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  • Immunology


    BioLegend is the leader in creating complete research solutions for immunologists. We provide expert and personalized technical support for experimental design, while developing specialized tools to isolate, immunophenotype, and characterize target cell populations.

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