Acetylation phenotype variation in pediatric patients with atopic dermatitis

Background: Few studies have been done on the relation between acetylator status and allergic diseases. Aim: To determine any possible association between acetylating phenotype in pediatric patients with atopic dermatitis (AD) and the disease prognosis. Patients and Methods: Thirty-six pediatric pat...

Full description

Bibliographic Details
Main Authors: Rafi A Majeed Al-Razzuqi, Ali A Al-Jeboori, Makram M Al-Waiz
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2011-01-01
Series:Indian Journal of Dermatology
Subjects:
Online Access:http://www.e-ijd.org/article.asp?issn=0019-5154;year=2011;volume=56;issue=2;spage=150;epage=152;aulast=Majeed
_version_ 1828328958466195456
author Rafi A Majeed Al-Razzuqi
Ali A Al-Jeboori
Makram M Al-Waiz
author_facet Rafi A Majeed Al-Razzuqi
Ali A Al-Jeboori
Makram M Al-Waiz
author_sort Rafi A Majeed Al-Razzuqi
collection DOAJ
description Background: Few studies have been done on the relation between acetylator status and allergic diseases. Aim: To determine any possible association between acetylating phenotype in pediatric patients with atopic dermatitis (AD) and the disease prognosis. Patients and Methods: Thirty-six pediatric patients and forty two healthy children as a control group were participated in the study. All participants received a single oral dose of dapsone of 1.54 mg/kg body weight, after an overnight fast. Using high performance liquid chromatography (HPLC), plasma concentrations of dapsone and its metabolite (monoacetyldapsone) were estimated to phenotype the participants as slow and rapid acetylators according to their acetylation ratio (ratio of monoacetyldapsone to dapsone). Results: 72.2% of pediatric patients with AD showed slow acetylating status as compared to 69.4% of control individuals. Also, 73% of AD patients with slow acetylating phenotype had familial history of allergy. The severity of AD occurred only in slow acetylator patients. The eczematous lesions in slow acetylators presented mainly in the limbs, while in rapid acetylators, they were found mostly in face and neck. Conclusion: This study shows an association between the N-acetylation phenotype variation and clinical aspects of AD.
first_indexed 2024-04-13T20:17:13Z
format Article
id doaj.art-4dac83578abc42cc900142f5112e4e1d
institution Directory Open Access Journal
issn 0019-5154
1998-3611
language English
last_indexed 2024-04-13T20:17:13Z
publishDate 2011-01-01
publisher Wolters Kluwer Medknow Publications
record_format Article
series Indian Journal of Dermatology
spelling doaj.art-4dac83578abc42cc900142f5112e4e1d2022-12-22T02:31:39ZengWolters Kluwer Medknow PublicationsIndian Journal of Dermatology0019-51541998-36112011-01-0156215015210.4103/0019-5154.80404Acetylation phenotype variation in pediatric patients with atopic dermatitisRafi A Majeed Al-RazzuqiAli A Al-JebooriMakram M Al-WaizBackground: Few studies have been done on the relation between acetylator status and allergic diseases. Aim: To determine any possible association between acetylating phenotype in pediatric patients with atopic dermatitis (AD) and the disease prognosis. Patients and Methods: Thirty-six pediatric patients and forty two healthy children as a control group were participated in the study. All participants received a single oral dose of dapsone of 1.54 mg/kg body weight, after an overnight fast. Using high performance liquid chromatography (HPLC), plasma concentrations of dapsone and its metabolite (monoacetyldapsone) were estimated to phenotype the participants as slow and rapid acetylators according to their acetylation ratio (ratio of monoacetyldapsone to dapsone). Results: 72.2% of pediatric patients with AD showed slow acetylating status as compared to 69.4% of control individuals. Also, 73% of AD patients with slow acetylating phenotype had familial history of allergy. The severity of AD occurred only in slow acetylator patients. The eczematous lesions in slow acetylators presented mainly in the limbs, while in rapid acetylators, they were found mostly in face and neck. Conclusion: This study shows an association between the N-acetylation phenotype variation and clinical aspects of AD.http://www.e-ijd.org/article.asp?issn=0019-5154;year=2011;volume=56;issue=2;spage=150;epage=152;aulast=MajeedAcetylation phenotypeatopic dermatitisHanifin-Rajka scoring systemmonoacetyldapsone
spellingShingle Rafi A Majeed Al-Razzuqi
Ali A Al-Jeboori
Makram M Al-Waiz
Acetylation phenotype variation in pediatric patients with atopic dermatitis
Indian Journal of Dermatology
Acetylation phenotype
atopic dermatitis
Hanifin-Rajka scoring system
monoacetyldapsone
title Acetylation phenotype variation in pediatric patients with atopic dermatitis
title_full Acetylation phenotype variation in pediatric patients with atopic dermatitis
title_fullStr Acetylation phenotype variation in pediatric patients with atopic dermatitis
title_full_unstemmed Acetylation phenotype variation in pediatric patients with atopic dermatitis
title_short Acetylation phenotype variation in pediatric patients with atopic dermatitis
title_sort acetylation phenotype variation in pediatric patients with atopic dermatitis
topic Acetylation phenotype
atopic dermatitis
Hanifin-Rajka scoring system
monoacetyldapsone
url http://www.e-ijd.org/article.asp?issn=0019-5154;year=2011;volume=56;issue=2;spage=150;epage=152;aulast=Majeed
work_keys_str_mv AT rafiamajeedalrazzuqi acetylationphenotypevariationinpediatricpatientswithatopicdermatitis
AT aliaaljeboori acetylationphenotypevariationinpediatricpatientswithatopicdermatitis
AT makrammalwaiz acetylationphenotypevariationinpediatricpatientswithatopicdermatitis