delayed hypersensitivity


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Related to delayed hypersensitivity: Delayed Hypersensitivity Skin Test

delayed hypersensitivity

[di′lād ‚hī·pər‚sen·sə′tiv·əd·ē]
(immunology)
Abnormal reactivity in a sensitized individual beginning several hours after contact with the allergen.
References in periodicals archive ?
Delayed hypersensitivity was demonstrated by the in vitro migration inhibition by specific antigen (PPD) of lymphoid cells obtained from sensitized tilapia.
This type of delayed hypersensitivity reaction would also not be expected to predispose to anaphylaxis.
Two types of hypersensitivity are described with LAs--the relatively more common contact delayed hypersensitivity, mainly related to ester-LAs, and the less common immediate hypersensitivity associated with ester-LAs and exceptionally with amide-LAs.
We conducted a prospective study of 60 patients in a tertiary care referral center to ascertain the status of cell-mediated immunity as determined by delayed hypersensitivity reactions in patients with nasopharyngeal carcinoma (NPC) or allergic rhinitis.
for evaluation of 100 foods for delayed hypersensitivity utilizing their multi-pathway method.
Because immunocompromised patients have a decreased ability to mount a delayed hypersensitivity response, a positive TST result for them is defined as [is greater than or equal to] 5 mm of in duration (36) rather than [is greater than or equal to] 10 mm [CIII].
An intradermal Candida challenge, which provides a qualitative measure of the delayed hypersensitivity response, was administered to each subject as a marker for cell-mediated immunocompetence.
Our proprietary Delayed Food Allergy Test (DFAT) utilizes an indirect method of measuring mediator releases and the effects of other pathogenic mechanisms of allergic reactions and delayed hypersensitivity.
The catalyst as well as the freshly mixed polyether elicited positive skin reaction interpreted as being delayed hypersensitivity reaction [19].
John authored two classic textbooks comprising the first definitive publication on Delayed Hypersensitivity and Immunology in Clinical Medicine, a highly popular introduction to the relevance of immunological theory to general medical and surgical practice.

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