1991
DOI: 10.1016/0091-6749(91)90238-j
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Tryptase and histamine release during aspirin-induced respiratory reactions

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Cited by 108 publications
(55 citation statements)
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“…Several reports suggest an increased production and the release of sLTs already at backgound levels, but even more following the exposure to NSAIDs in hypersensitive patients. Although eosinophils are increased in NSAID hypersensitivity and are known as generators of sLTs, the involvement of local mast cells has been frequently implied [11,12,13,14,15,16,17,18,19,20,21]. However, up to now, with one possible exception [62], there has been no direct evidence that blood basophils were also participating in the NSAID hypersensitivity syndrome.…”
Section: Discussionmentioning
confidence: 99%
See 1 more Smart Citation
“…Several reports suggest an increased production and the release of sLTs already at backgound levels, but even more following the exposure to NSAIDs in hypersensitive patients. Although eosinophils are increased in NSAID hypersensitivity and are known as generators of sLTs, the involvement of local mast cells has been frequently implied [11,12,13,14,15,16,17,18,19,20,21]. However, up to now, with one possible exception [62], there has been no direct evidence that blood basophils were also participating in the NSAID hypersensitivity syndrome.…”
Section: Discussionmentioning
confidence: 99%
“…It has been proposed 28 years ago [7,8,9,10] that the reaction results from the inhibition of cyclooxygenase (COX) by ASA-like drugs in the airways or in the skin of hypersensitive patients. This basic COX theory has recently been restricted to the inhibition of the COX-1 enzyme, which diminishes the production of prostaglandin E 2 (PGE 2 ), normally acting as a ‘brake’ on the production of sulfidoleukotrienes (sLTs, alias cysteinyl-leukotrienes) LTC 4 , LTD 4 and LTE 4 and the release of other mediators by mast cells [11,12,13,14,15,16]. sLTs are major mediators of clinical symptoms in hypersensitivity reactions to ASA/NSAIDs [17, 18].…”
Section: Introductionmentioning
confidence: 99%
“…One theory proposes that aspirin leads directly to an unspecific, IgE-independent activation of mast cells and eosinophils [21][22][23]. Studies that reported an increase in the blood levels of histamine and tryptase [24], and an increase of histamine and leukotriene C4 in nasal lavage [25] after aspirin-provocation supported this theory. A second theory is based on the mode of action of NSAIDs that inhibit the cyclooxygenase, leading to an increased degradation of arachidonic acid by 5-lipoxygenase and an increased production of LTs [26,27] and numerous studies correspond to this theory [28][29][30][31].…”
Section: Discussionmentioning
confidence: 99%
“…Suggestions of aspirin-induced activation of platelets from patients with AIA [27] have not been replicated [18]. Moreover, despite in vivo evidence that mast cell activation occurs during aspirin-induced bronchoconstriction [9,10,11,28,29,30,31,32], Wang et al [33] could not trigger activation of blood-derived mast cells from subjects with AIA by ex vivo exposure to aspirin. The present study therefore gives support to the concept that aspirin/NSAID intolerance is a unique and not yet completely understood in vivo reaction in which presumably many cells interact in a complex fashion that, however, requires contact with the target tissue in the airways.…”
Section: Discussionmentioning
confidence: 99%