Cellomatics Biosciences
Cellomatics Biosciences
Cellomatics Biosciences

Immun-oncology Models

Antibody-Dependent Cellular Cytotoxicity (ADCC) Assay

The ADCC assay is a robust in vitro co-culture model used to validate potential therapeutic antibodies for their efficiency to mediate effector cell driven target cell cytotoxicity. Mimicking the natural immune response, the assay employs effector cells (PBMCs, NK cells, or Jurkat cells) to recognise and engage antibody bound target tumour cells.     

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ADCC assay features and benefits
ADCC assay customisation matrix

Available formats

Standard 96-well format. 

Alternative format offerings available upon request. 

Pilot assay development is available as a standalone service, or as a built in checkpoint for full studies. 

FAQ

What is the purpose of ADCC assays?

ADCC assays evaluate the ability of antibodies to induce immune-mediated cytotoxicity. 

How do ADCC assays capture cytotoxic response?

They combine target cells, effector cells, and antibodies. Fc receptor engagement triggers immune activation, leading to measurable target cell lysis.

Why are ADCC assays important for monoclonal antibody programs?

They provide functional validation of antibody activity and help rank candidates based on their ability to recruit immune effectors.

What determines signal strength in ADCC assays?

Factors include effector-to-target ratio, antigen density, antibody affinity, and assay design.

Which effector systems are used?

Primary NK cells, PBMCs, and engineered cell lines are commonly used. Cellomatics selects systems based on study objectives.

How do ADCC assays support Fc function analysis?

They assess how Fc modifications influence receptor binding and immune activation, guiding antibody optimisation strategies.Â