cell-mediated food allergy

pathology

Written by

The Information Architects of Encyclopaedia Britannica

Last updated

July 16, 2026

Quick Summary

A cell-mediated food allergy is a less common type of adverse food reaction that involves the immune system, specifically T cells, rather than antibodies like immunoglobulin E (IgE). Unlike immediate hypersensitivity reactions, cell-mediated food allergies have a delayed onset,1

Summary created from Britannica articles using AI. AI can make mistakes, so verify using Britannica articles.

4 Britannica Sources

Ask Britannica AI about this topic

Britannica doesn't have a full article on this topic, so we've curated a list of our relevant coverage.

nutritional disease
Food allergies and intolerances
Much less common are cell-mediated (delayed hypersensitivity) food allergies, in which a localized inflammatory process and other symptoms may not start for up to a day. Adverse food reactions that do not involve the immune system, aside from foodborne infection or poisoning, are called food intolerances or sensitivities. Most…
Read More
Much less common are cell-mediated (delayed hypersensitivity) food allergies, in which a localized inflammatory process and other symptoms may not start for up to a day. Adverse food reactions that do not involve the immune system, aside from foodborne infection or poisoning, are called food intolerances or sensitivities. Most…
Read More