Activation and cross-reactivity pattern of a new allergen in adhesive plaster
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Activation and cross-reactivity pattern of a new allergen in adhesive plaster. / Bergendorff, Ola; Hansson, Christer.
I: Contact Dermatitis, Vol. 42, Nr. 1, 2000, s. 11-17.Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift
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T1 - Activation and cross-reactivity pattern of a new allergen in adhesive plaster
AU - Bergendorff, Ola
AU - Hansson, Christer
PY - 2000
Y1 - 2000
N2 - N,N'-disalicylidene-1,2-diaminopropane is a copper inhibitor present in some adhesive plasters, rubber products and gasoline. Upon contact with water it is hydrolyzed to salicylaldehyde and 1,2-diaminopropane. All patients in this study showed positive patch-test reactions to N,N'-disalicylidene-1,2-diaminopropane, and also to 1,2-diaminopropane and ethylenediamine. None reacted to salicylaldehyde. Patch testing with different N,N'-disalicylidene-derivatives showed localization of the amino groups in positions 1 and 2 to be a prerequisite of cross-reactivity to 1,2-diaminopropane and ethylenediamine. An extraction procedure and a high-performance liquid chromatography (HPLC) method for the analysis of adhesive plasters is described. Studies of the hydrolysis of the copper inhibitor at physiological pH showed rapid formation of 1,2-diaminopropane under biomimetic conditions.
AB - N,N'-disalicylidene-1,2-diaminopropane is a copper inhibitor present in some adhesive plasters, rubber products and gasoline. Upon contact with water it is hydrolyzed to salicylaldehyde and 1,2-diaminopropane. All patients in this study showed positive patch-test reactions to N,N'-disalicylidene-1,2-diaminopropane, and also to 1,2-diaminopropane and ethylenediamine. None reacted to salicylaldehyde. Patch testing with different N,N'-disalicylidene-derivatives showed localization of the amino groups in positions 1 and 2 to be a prerequisite of cross-reactivity to 1,2-diaminopropane and ethylenediamine. An extraction procedure and a high-performance liquid chromatography (HPLC) method for the analysis of adhesive plasters is described. Studies of the hydrolysis of the copper inhibitor at physiological pH showed rapid formation of 1,2-diaminopropane under biomimetic conditions.
U2 - 10.1034/j.1600-0536.2000.042001011.x
DO - 10.1034/j.1600-0536.2000.042001011.x
M3 - Article
VL - 42
SP - 11
EP - 17
JO - Contact Dermatitis
JF - Contact Dermatitis
SN - 0105-1873
IS - 1
ER -