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Immunoassay Services

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Scientist operating immunoassay platforms for clinical biomarker analysis.

An Immunology CRO

Access our validated platforms — Olink™, MSD®, Ella™, ELISA, ELISpot and FluoroSpot — workflows, such as hybrid LBA/LC-MS, and specialist immunology expertise to select the right approach for your study.

1950+ Studies supported
380+ Custom validated assays
300+ Clinical trials supported

Our Immunoassay Platforms

CellCarta scientist running ELISA single-analyte assay for high-throughput biomarker quantification in clinical samples

ELISA

Quantify specific biomarkers with a well-established single-analyte assay at high throughput.

CellCarta Ella automated benchtop ELISA multiplexing instrument generating up to 256 results in under 90 minutes

Ella™

Generate up to 256 results in under 90 minutes with automated benchtop ELISA multiplexing.

CellCarta scientist performing ELISpot and FluoroSpot assays to characterize single-cell cytokine secretion

ELISpot and FluoroSpot

Characterize single-cell cytokine secretion with validated ELISpot and FluoroSpot assays.

CellCarta hybrid LBA/LC-MS workflow combining immunoaffinity enrichment with mass spectrometry for biologic quantification

Hybrid LBA/LC-MS

Combine immunoaffinity enrichment with LC-MS for sensitive quantification.

CellCarta MSD Meso Scale Discovery instrument measuring up to ten analytes per well from small plasma or serum samples

Meso Scale Discovery® (MSD)

Measure up to ten analytes per well using sample volumes as small as 25 μL.

CellCarta scientist using Olink PEA Technology to quantify protein biomarkers with high sensitivity from just 1 µL of blood

Olink® PEA Technology

Quantify protein biomarkers using just 1µL of blood with high sensitivity and specificity.

Why CellCarta

We bring validated platforms, specialist scientists, and quality immunoassay services built for complex programs.

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Platform Selection Expertise

Integrated Multi-Modal Capabilities

Global Execution

Clinical Biomarker Services

Collaborative Workflows

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CellCarta case study poster on Multiplex Olink PEA panel characterizing 45 cytokines in NSCLC plasma for pharmacodynamic biomarker use

Case study

Multiplex Olink® Panel

CellCarta characterized a multiplex Olink PEA panel measuring 45 cytokines in NSCLC plasma, demonstrating strong sensitivity and precision. The panel detected differentially expressed cytokines against healthy controls, supporting its use as a pharmacodynamic biomarker tool in drug development.

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Featured Resources

See All Experts’ Insights
Infographic: ELISpot vs. ICS — optimizing immune monitoring in clinical trials with the right functional assay. Blog
Nov 19, 2024

ELISpot vs. ICS: Optimizing Immune Monitoring in Clinical Trials with the Right Functional Assay
Capion Poster SITC MDSC Posters
Nov 9, 2020

Monitoring MDSC – A Hurdle to Immune Checkpoints Inhibitors
Group 1 1 1024x1010 Blog
Nov 25, 2025

TBNK Panels: How To Select the Optimal One
See All Experts’ Insights

Starting an immunology program?

Speak with our scientists about your study requirements and we will help you identify the right immunoassay services for your samples and analytes.

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CellCarta immunoassay scientist consulting on platform selection and study design for clinical biomarker programs