Antibody DOL Determination

Service

Our DOL determination service utilizes high-resolution LC-MS to accurately characterize antibody conjugates.

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Fast DOL Determination of Conjugated Antibodies by LC-MS

Accurate determination of degree of labeling (DOL) is essential for understanding conjugation efficiency and ensuring consistent product quality. Our LC-MS-based service enables fast and reliable DOL analysis of conjugated antibodies, providing insights into both the average DOL and its distribution – key quality attributes for research reagents and therapeutics. With minimal sample preparation and high-resolution data, you can make confident decisions without delays

Why Antibody DOL Determination service from Genovis?

  • High-resolution mass spectrometry for precise DOL determination
  • Detailed reporting of average DOL and distribution
  • Unique SmartEnzyme workflow performed by our expert MS team

About the Antibody DOL Determination Service

The DOL of a conjugated antibody is a key quality attribute that directly impacts the function of the conjugate. Reliable DOL analysis is therefore essential.

Our Antibody DOL Determination service includes LC-MS analysis of both the reference and conjugated antibody. Samples are deglycosylated using specific and efficient SmartEnzymes™ and analyzed at the intact level. Results are presented in an easy-to-interpret report.

How it Works

  1. Contact us and share specifics about your antibody with our MS experts, then send your samples (>100µg), including both non-conjugated reference antibody and conjugated antibody.

  2. We apply our unique SmartEnzymes sample preparation workflows and perform LC-MS analysis using high-quality instrumentation.

  3. Within 5 working days, you receive a detailed, easy-to-interpret LC-MS report covering key antibody quality attributes: average DOL, DOL distribution (%), and mass confirmation.

Pricing

SubstrateProduct IDQuantityResultsPrice
Human IgGW0-SMA-005>100 ug each of reference and conjugated mAbWithin 5 working days1406 EUR
1682 USD

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