R&D Systems Immunoassays
Immunoassays You Can Trust
R&D Systems, a Bio-Techne brand, delivers high-performance immunoassays engineered for precision, reproducibility, and reliable results—helping accelerate your biomarker discovery.
With an extensive, rigorously validated assay portfolio, R&D Systems™ products provide highly specific and sensitive protein quantification across a broad range of cytokines, chemokines, and key biomarkers. Assays and reagents are manufactured in‑house under rigorous quality standards designed to ensure lot‑to‑lot consistency and dependable performance.
When you choose an R&D System assay, you also receive comprehensive product documentation and technical support—empowering you with the information you need to trust every step of your workflow.
- Solutions
- Contact Us
Assays for Accurate and Reproducible Results
Save time—and avoid the cost of repeated experiments—with assays and kits that are thoroughly tested for validated linearity, spike recovery, and precision. In-house manufacturing helps ensure R&D Systems reagents provide unmatched accuracy and consistency across complex samples—enabling confident biomarker quantification.
From robust dilution linearity to dependable recovery across low, mid, and high analyte concentrations, the assays are engineered to deliver the performance you need for publication-ready data every time.
Explore the complete assay portfolio and find the right assays for your research needs.
Quantikine ELISA Kits | Luminex Assays | DuoSet ELISA Kits | Comparison Chart
Quantikine ELISA Kits
Explore ready‑to‑use ELISA kits engineered for accurate, highly sensitive, and reproducible quantitative protein detection—featuring fully validated reagents, optimized workflows, and convenient colorimetric detection options for dependable results every time.
Luminex Assays
Browse R&D Systems™ Luminex™ bead-based multiplex assays, designed to provide accurate, reproducible results for up to 50 analytes per sample.
DuoSet ELISA Kits and Matched Antibody Pairs
Gain full control over your assay design with flexible R&D Systems™ DuoSet™ buffer preparation and plate coating options—supported by complete systems for building custom sandwich immunoassays using rigorously matched antibody pairs for reliable capture and detection.
Comparison Chart
Assay | Benefits | Number of Analytes | Format | Sample Volume | Throughput | Assay Time | Instrument |
Largest Menu, Economical, Flexible | 1 | Matched Antibody Pair Sandwich Immunoassay | 10 to 200 µL | 96- or 384-Well Plate | 20 hr | Plate Reader | |
Most Published, Gold Standard | 1 | Matched Antibody Pair Sandwich Immunoassay | 10 to 200 µL | 96-Well Plate | 1.5 to 5 hr | Plate Reader | |
Broad Dynamic Range | 1 | Matched Antibody Pair Sandwich Immunoassay with Chemiluminescent Detection | 10 to 200 µL | 96-Well Plate | 4 to 4.5 hr | Luminometer | |
Highest Sensitivity | 1 | Matched Antibody Pair Sandwich Immunoassay | 10 to 200 µL | 96-Well Plate | 4 to 4.5 hr | Plate Reader | |
| Quantikine QuicKit ELISA | Fastest Plate-Based ELISA | 1 | Matched Antibody Pair Sandwich Immunoassay | 50 µL | 96-Well Plate | 90 min | Plate Reader |
Largest Screening Capabilities | Up to 119 | Membrane Array | 50 to 500 µL | 1 sample per membrane | 20 hr | Imaging System | |
Large Multiplex Panels, Customization | Up to 50 | Bead-Based (Multiplex Microspheres) | 25 to 50 µl | 96- or 384-Well Plate | 4 hr | Luminex System | |
10 Large Customizable Multiplex Panels, Including 2 High-Sensitivity Panels | Up to 50 | Bead-Based (Multiplex Microspheres) | 25 to 50 µl | 96- or 384-Well Plate | 4 hr | Luminex System | |
13 Large Customizable Multiplex Panels, Including 2 High-Sensitivity Panels | Up to 50 | Bead-Based (Multiplex Microspheres) | 25 to 50 µl | 96- or 384-Well Plate | 4 hr | Luminex System | |
9 Fixed, Large Multiplex Panels, High Sensitivity | Up to 50 | Bead-Based (Multiplex Microspheres) | 25 to 50 µl | 96- or 384-Well Plate | 4 hr | Luminex System |
Enable Flexibility and Efficiency
Advance your biomarker discovery with over 50 years of R&D Systems assay expertise and industry leading immunoassay performance.
From routine studies to complex clinical research, R&D Systems offers one of the largest portfolios of immunoassays—supporting everything from singleplex ELISAs to highplex R&D Systems™ Luminex™ panels. Rely on rigorously validated matched antibody pairs and fully customizable Luminex panels to tailor your assay design to your research needs.
Accelerate your workflow with innovative, time-saving solutions like R&D Systems™ Quantikine™ QuicKit™ ELISAs, delivering trusted Quantikine performance in just 90 minutes. For flexible, cost effective development, R&D Systems™ DuoSet™ ELISA Development Systems provide affordable assay build up and scale-up—reducing screening time, optimizing antibody pair selection, and minimizing repeat experiment costs.
Need help selecting the right immunoassays? Fill out the form and let Fisher Scientific specialists guide you to the best R&D Systems solutions for your biomarker discovery goals.
By submitting your data, you agree to our Privacy Policy and will receive emails based on your preferences.
© Thermo Fisher Scientific, Inc. All Rights Reserved.
