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ADA Assay Kits

abinScience ADA (anti-drug antibody) kits support binding-ADA workflows: screening → confirmatory → titer. Available in bridging ELISA and ECL (MSD-style) formats with acid dissociation and matrix-validated protocols (serum/plasma). Lot-specific QC and acceptance criteria. RUO

Why Researchers Choose abinScience

Complete Workflow Screening → Confirmatory → Titer
Dual Formats Bridging ELISA & ECL (high dynamic range)
Acid Dissociation Disrupts ADA–drug complexes
Tolerance Data Drug/target interference, MRD guidance
Lot-Specific Docs Curves, precision, specificity

Shop by Workflow Step

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Selection & Assay Guide

  1. Format: Use bridging ELISA for most binding-ADA; choose ECL for wider dynamic range and lower background.
  2. Acid Dissociation: Enable when residual drug or immune complexes may mask ADA; improves detectability.
  3. Confirmatory: Co-incubate with free drug; calculate % inhibition. Samples meeting threshold = true positive.
  4. Titer: Serial dilute confirmed positives; report highest dilution yielding positive signal.
  5. Tolerance: Refer to drug tolerance and target interference in datasheet; set MRD to minimize matrix effects.
  6. QC: Include negative/positive controls per plate; fit curves with 4PL/5PL; follow lot-specific CV and recovery criteria.

Applications

Binding-ADA detection for biologics and Fc-fusion research
Workflow training, method development and technology transfer (RUO)
Bridging to PK/NAb studies via matched reagents

FAQs

What is the difference between binding-ADA and neutralizing-ADA?

Binding-ADA detects antibodies that bind the drug (regardless of function); NAb assesses whether binding neutralizes drug activity. NAb studies typically follow confirmed ADA positives.

When should I apply acid dissociation?

Use when residual drug may mask ADA in immune complexes. Acid dissociation disrupts complexes to improve detection, followed by neutralization per protocol.

How is confirmatory testing interpreted?

Co-incubate samples with free drug and calculate signal inhibition. Samples meeting the predefined inhibition threshold are confirmed true positives.

RUO disclaimer

All kits are for Research Use Only (RUO) and not intended for diagnostic or therapeutic use.

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