KREX Technology:
Redefining Antibody Profiling

Unlock actionable insights, from biomarkers to therapies

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The ultimate platform for high-plex antibody profiling

KREX technology™ is the only high-plex antibody profiling solution designed to deliver reproducible insights into the immunoproteome with unmatched precision. Its unique combination of advanced features enable:

  • Correctly folded proteins: preserves critical protein structures, recognized by 90% of antibodies, to ensure biologically relevant interactions
  • Mean CV <10%: ensures consistent results across replicate protein spots, enabling confident data interpretation and analysis
  • FDR <1%: reduces false positives, enhancing data precision for meaningful and trustworthy discoveries

Comprehensive services

Biomarker
discovery
Disease
biology
Drug
screening
Vaccine
development
Post-translational
modifications
Bioinformatics
 
Biomarker
discovery
Biomarker discovery - image of human proteins

Identify and validate biomarker signatures 
with confidence

KREX technology enables high-multiplex profiling of antibodies against thousands of proteins, uncovering actionable biomarkers for early diagnosis, molecular subtyping, risk management and beyond – driving progress in precision medicine.

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Disease
biology
Image of antibodies

Understand disease mechanisms with precision antibody profiling

KREX technology reveals the antibody-based immune response to molecular disease processes, enabling identification of protein antigens, protective antibodies and pathogenic antibodies linked to disease onset, progression and severity. These insights uncover disease-driving pathways, improve understanding of host-pathogen interactions, and accelerate the development of new diagnostics and therapies.

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Drug
screening
Image of biomarkers

Screen immunotherapy drug targets rapidly and efficiently

Characterizing the specificity and off-target binding of antibody-based drugs is critical for ensuring safety and efficacy. KREX technology enables high-throughput screening, empowering you to evaluate drug interactions across thousands of correctly folded proteins. By identifying optimal targets and minimizing off-target effects, KREX technology accelerates the development of safer, more effective immunotherapies.

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Vaccine
development
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Streamline vaccine development with advanced antibody profiling

KREX technology delivers actionable insights across every stage of vaccine development – from identifying antigens to optimizing dosing and delivery. By profiling antibodies against thousands of correctly folded proteins, KREX accelerates timelines, reduces costs and supports the design of safer, more effective vaccines.

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Post-translational
modifications
Image of scientist holding various lab samples

Study the immune response to citrullinated proteins

Explore the immune response to inflammation and cellular damage with our exclusive Citrullination Assay. Compatible with select KREX microarrays, this assay enables highly multiplexed and sensitive detection of autoantibodies targeting citrullinated proteins – key players in diseases such as rheumatoid arthritis, neurodegenerative disorders and cancer. By integrating the Citrullination Assay into KREX technology, you can uncover disease-specific biomarkers, gain deeper insights into immune response mechanisms and drive therapeutic development.

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Bioinformatics
 

Expert data analysis support for antibody 
biomarker research

Our bioinformatics experts provide tailored, comprehensive support – from study design to multivariate modeling – to transform your results into meaningful discoveries. Using advanced algorithms and machine learning, we enable de novo patient stratification, integrate experimental and clinical data, and conduct detailed biological pathway analysis. This flexible and customized approach empowers you to uncover novel insights into disease mechanisms, immune responses and therapeutic targets.

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Flexible options

Resources

WEBINARSerum Autoantibodies Differentiate Rheumatoid Arthritis Subgroups

Watch webinar

WHITE PAPERAddress Key Challenges in Vaccine Development with Antibody Profiling

Read white paper