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Related Experiment Video

Updated: Jul 28, 2026

Enzyme-linked Immunospot Assay (ELISPOT): Quantification of Th-1 Cellular Immune Responses Against Microbial Antigens
06:13

Enzyme-linked Immunospot Assay (ELISPOT): Quantification of Th-1 Cellular Immune Responses Against Microbial Antigens

Published on: November 23, 2010

Recommendations on ELISpot assay validation by the GCC.

Rafiq Islam1, Jennifer Vance2, Martin Poirier3

  • 1Smithers, Gaithersburg, MD, USA.

Bioanalysis
|February 9, 2022
PubMed
Summary

The Global CRO Council offers guidance for validating Enzyme-Linked Immunospot (ELISPOT) assays, crucial for cellular immunity testing in gene, cell, and vaccine therapies. This white paper harmonizes validation approaches for contract research organizations, ensuring treatment safety and efficacy.

Keywords:
ELISpotEnzyme-Linked ImmunospotGCCcell therapycellular immunitygene therapyglobal CRO council in bioanalysisregulated bioanalysisvaccinevalidation

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Application of Long-term cultured Interferon-γ Enzyme-linked Immunospot Assay for Assessing Effector and Memory T Cell Responses in Cattle
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The Isolation, Differentiation, and Quantification of Human Antibody-secreting B Cells from Blood: ELISpot as a Functional Readout of Humoral Immunity
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Published on: December 14, 2016

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The Isolation, Differentiation, and Quantification of Human Antibody-secreting B Cells from Blood: ELISpot as a Functional Readout of Humoral Immunity
08:26

The Isolation, Differentiation, and Quantification of Human Antibody-secreting B Cells from Blood: ELISpot as a Functional Readout of Humoral Immunity

Published on: December 14, 2016

Area of Science:

  • Immunology
  • Biotechnology
  • Regulatory Science

Background:

  • Advancements in gene therapy, cell therapy, and vaccine research necessitate robust cellular immunity testing.
  • Enzyme-Linked Immunospot (ELISPOT) assays are the primary method for measuring cellular immunity.
  • A lack of specific regulatory guidance for developing and validating ELISPOT assays poses challenges.

Purpose of the Study:

  • To provide consensus recommendations for the validation of ELISPOT assays.
  • To establish a harmonized and consistent approach to ELISPOT assay validation.
  • To support contract research organizations (CROs) in regulatory environments.

Main Methods:

  • Development of a white paper by the Global CRO Council.
  • Consensus building on essential validation parameters for ELISPOT assays.
  • Defining a standardized validation framework for regulatory compliance.

Main Results:

  • Identification of key validation parameters for ELISPOT assays.
  • Establishment of a harmonized approach to ELISPOT assay validation.
  • Guidance provided to ensure the safety and efficacy of cell-based therapies.

Conclusions:

  • The white paper addresses the critical need for standardized ELISPOT assay validation.
  • Harmonized validation practices will enhance the reliability of cellular immunity testing.
  • This consensus supports regulatory compliance and the advancement of therapeutic development.