Bactericidal permeability increasing protein gene polymorphism is associated with inflammatory bowel diseases in the Turkish population

Background/Aims: Inflammatory bowel disease, a chronic inflammatory disease with unknown etiology, affects the small and large bowel at different levels. It is increasingly considered that innate immune system may have a central position in the pathogenesis of the disease. As a part of the innate im...

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Main Authors: Güray Can, Hakan Akın, Filiz T. Özdemir, Hatice Can, Bülent Yılmaz, Fatih Eren, Özlen Atuğ, Belkıs Ünsal, Hülya O. Hamzaoğlu
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2015-01-01
Series:The Saudi Journal of Gastroenterology
Subjects:
Online Access:http://www.saudijgastro.com/article.asp?issn=1319-3767;year=2015;volume=21;issue=4;spage=239;epage=244;aulast=Can
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author Güray Can
Hakan Akın
Filiz T. Özdemir
Hatice Can
Bülent Yılmaz
Fatih Eren
Özlen Atuğ
Belkıs Ünsal
Hülya O. Hamzaoğlu
author_facet Güray Can
Hakan Akın
Filiz T. Özdemir
Hatice Can
Bülent Yılmaz
Fatih Eren
Özlen Atuğ
Belkıs Ünsal
Hülya O. Hamzaoğlu
author_sort Güray Can
collection DOAJ
description Background/Aims: Inflammatory bowel disease, a chronic inflammatory disease with unknown etiology, affects the small and large bowel at different levels. It is increasingly considered that innate immune system may have a central position in the pathogenesis of the disease. As a part of the innate immune system, bactericidal permeability increasing protein has an important role in the recognition and neutralization of gram-negative bacteria. The aim of our study was to investigate the involvement of bactericidal permeability increasing protein gene polymorphism (bactericidal permeability increasing protein Lys216Glu) in inflammatory bowel disease in a large group of Turkish patients. Patients and Methods: The present study included 528 inflammatory bowel disease patients, 224 with Crohn’s disease and 304 with ulcerative colitis, and 339 healthy controls. Results: Bactericidal permeability increasing protein Lys216Glu polymorphism was found to be associated with both Crohn’s disease and ulcerative colitis (P = 0.0001). The frequency of the Glu/Glu genotype was significantly lower in patients using steroids and in those with steroid dependence (P = 0.012, OR, 0.80; 95% confidence interval [CI]: 0.68-0.94; P = 0.0286, OR, 0.75; 95% CI: 0.66-0.86, respectively). There was no other association between bactericidal permeability increasing protein gene polymorphism and phenotypes of inflammatory bowel disease. Conclusions: Bactericidal permeability increasing protein Lys216Glu polymorphism is associated with both Crohn’s disease and ulcerative colitis. This is the first study reporting the association of bactericidal permeability increasing protein gene polymorphism with steroid use and dependence in Crohn’s disease.
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spelling doaj.art-2464412d76cf4b95b53b5446f4992bc22022-12-21T18:33:48ZengWolters Kluwer Medknow PublicationsThe Saudi Journal of Gastroenterology1319-37671998-40492015-01-0121423924410.4103/1319-3767.161642Bactericidal permeability increasing protein gene polymorphism is associated with inflammatory bowel diseases in the Turkish populationGüray CanHakan AkınFiliz T. ÖzdemirHatice CanBülent YılmazFatih ErenÖzlen AtuğBelkıs ÜnsalHülya O. HamzaoğluBackground/Aims: Inflammatory bowel disease, a chronic inflammatory disease with unknown etiology, affects the small and large bowel at different levels. It is increasingly considered that innate immune system may have a central position in the pathogenesis of the disease. As a part of the innate immune system, bactericidal permeability increasing protein has an important role in the recognition and neutralization of gram-negative bacteria. The aim of our study was to investigate the involvement of bactericidal permeability increasing protein gene polymorphism (bactericidal permeability increasing protein Lys216Glu) in inflammatory bowel disease in a large group of Turkish patients. Patients and Methods: The present study included 528 inflammatory bowel disease patients, 224 with Crohn’s disease and 304 with ulcerative colitis, and 339 healthy controls. Results: Bactericidal permeability increasing protein Lys216Glu polymorphism was found to be associated with both Crohn’s disease and ulcerative colitis (P = 0.0001). The frequency of the Glu/Glu genotype was significantly lower in patients using steroids and in those with steroid dependence (P = 0.012, OR, 0.80; 95% confidence interval [CI]: 0.68-0.94; P = 0.0286, OR, 0.75; 95% CI: 0.66-0.86, respectively). There was no other association between bactericidal permeability increasing protein gene polymorphism and phenotypes of inflammatory bowel disease. Conclusions: Bactericidal permeability increasing protein Lys216Glu polymorphism is associated with both Crohn’s disease and ulcerative colitis. This is the first study reporting the association of bactericidal permeability increasing protein gene polymorphism with steroid use and dependence in Crohn’s disease.http://www.saudijgastro.com/article.asp?issn=1319-3767;year=2015;volume=21;issue=4;spage=239;epage=244;aulast=CanBactericidal permeability increasing proteininflammatory bowel diseasesingle nucleotide polymorphism
spellingShingle Güray Can
Hakan Akın
Filiz T. Özdemir
Hatice Can
Bülent Yılmaz
Fatih Eren
Özlen Atuğ
Belkıs Ünsal
Hülya O. Hamzaoğlu
Bactericidal permeability increasing protein gene polymorphism is associated with inflammatory bowel diseases in the Turkish population
The Saudi Journal of Gastroenterology
Bactericidal permeability increasing protein
inflammatory bowel disease
single nucleotide polymorphism
title Bactericidal permeability increasing protein gene polymorphism is associated with inflammatory bowel diseases in the Turkish population
title_full Bactericidal permeability increasing protein gene polymorphism is associated with inflammatory bowel diseases in the Turkish population
title_fullStr Bactericidal permeability increasing protein gene polymorphism is associated with inflammatory bowel diseases in the Turkish population
title_full_unstemmed Bactericidal permeability increasing protein gene polymorphism is associated with inflammatory bowel diseases in the Turkish population
title_short Bactericidal permeability increasing protein gene polymorphism is associated with inflammatory bowel diseases in the Turkish population
title_sort bactericidal permeability increasing protein gene polymorphism is associated with inflammatory bowel diseases in the turkish population
topic Bactericidal permeability increasing protein
inflammatory bowel disease
single nucleotide polymorphism
url http://www.saudijgastro.com/article.asp?issn=1319-3767;year=2015;volume=21;issue=4;spage=239;epage=244;aulast=Can
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