anaphylaxis

(redirected from passive cutaneous anaphylaxis)
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Related to passive cutaneous anaphylaxis: passive cutaneous anaphylaxis test

an·a·phy·lax·is

 (ăn′ə-fə-lăk′sĭs)
n.
A sudden, usually systemic allergic reaction, characterized by vasodilation resulting in decreased blood pressure, smooth muscle contraction resulting in shortness of breath, and hives, caused by hypersensitivity induced by a secondary exposure to a foreign substance, such as a drug or protein, after an initial sensitizing exposure.


an′a·phy·lac′tic (-lăk′tĭk), an′a·phy·lac′toid (-toid) adj.
an′a·phy·lac′ti·cal·ly adv.

anaphylaxis

(ˌænəfɪˈlæksɪs) or

anaphylaxy

n
(Medicine) extreme sensitivity to an injected antigen, esp a protein, following a previous injection
[C20: from ana- + (pro)phylaxis]
ˌanaphyˈlactic, ˌanaphyˈlactoid adj
ˌanaphyˈlactically adv

an•a•phy•lax•is

(ˌæn ə fəˈlæk sɪs)

n.
a hypersensitive reaction to an allergen, as a severe bout of hay fever, the rapid appearance of wheals, or profound physiological changes and shock.
[1905–10; ana- + (pro) phylaxis]

anaphylaxis

extreme sensitivity to an antigen, causing secretion of histamine and attendant adverse reactions, sometimes fatal. — anaphylactic, adj.
See also: Disease and Illness
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.anaphylaxis - hypersensitivity reaction to the ingestion or injection of a substance (a protein or drug) resulting from prior contact with a substance
drug - a substance that is used as a medicine or narcotic
anaphylactic shock - a severe and rapid and sometimes fatal hypersensitivity reaction to a substance (especially a vaccine or penicillin or shellfish or insect venom) to which the organism has become sensitized by previous exposure
hypersensitivity reaction - an inappropriate and excessive reaction to an allergen (as pollen or dust or animal hair or certain foods); severity ranges from mild allergy to severe systemic reactions leading to anaphylactic shock
Translations

an·a·phy·lax·is

n. anafilaxis, hipersensibilidad, reacción alérgica extrema.

anaphylaxis

n anafilaxia, anafilaxis f
References in periodicals archive ?
Anti-allergic activity of CXT was evaluated by passive cutaneous anaphylaxis test (PCA); acetic acid-induced writhing tests were used to evaluate the analgesic effects of CXT; acetic acid-induced vascular permeability tests were performed to evaluate anti-inflammatory effect of CXT.
1 g/kg) significantly inhibited passive cutaneous anaphylaxis (P<0.
To this end, IgG antibody responses are measured using enzyme-linked immunosorbent assays (ELISAs), and IgE antibody responses are measured using homologous passive cutaneous anaphylaxis (PCA) assays (Figure 2).
Anti-allergic actions of rottlerin were evaluated in passive cutaneous anaphylaxis and passive systemic anaphylaxis mouse models, and in anaphylactic contraction of bronchial rings isolated from sensitized guinea pigs.
Key words: allergic potential, Brown Norway rats, challenge effects, egg-white proteins, food allergy, food proteins, IgE, milk proteins, oral sensitization, ovalbumin, passive cutaneous anaphylaxis.

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