Blastocystis subtypes in irritable bowel syndrome and inflammatory bowel disease in Ankara, Turkey

Blastocystis infection has been reported to be associated with irritable bowel syndrome (IBS), inflammatory bowel disease (IBD) and chronic diarrhoea. The availability of data on the subtypes of Blastocystis found in these patient groups would be of interest in understanding the significance of Blas...

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Main Authors: Funda Dogruman-Al, Semra Kustimur, Hisao Yoshikawa, Candan Tuncer, Zahide Simsek, Mehmet Tanyuksel, Engin Araz, Kenneth Boorom
Format: Article
Language:English
Published: Fundação Oswaldo Cruz (FIOCRUZ) 2009-08-01
Series:Memorias do Instituto Oswaldo Cruz
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02762009000500011
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author Funda Dogruman-Al
Semra Kustimur
Hisao Yoshikawa
Candan Tuncer
Zahide Simsek
Mehmet Tanyuksel
Engin Araz
Kenneth Boorom
author_facet Funda Dogruman-Al
Semra Kustimur
Hisao Yoshikawa
Candan Tuncer
Zahide Simsek
Mehmet Tanyuksel
Engin Araz
Kenneth Boorom
author_sort Funda Dogruman-Al
collection DOAJ
description Blastocystis infection has been reported to be associated with irritable bowel syndrome (IBS), inflammatory bowel disease (IBD) and chronic diarrhoea. The availability of data on the subtypes of Blastocystis found in these patient groups would be of interest in understanding the significance of Blastocystis infection in chronic illness. In this study, we identify Blastocystis subtypes found in patients presenting with IBS, IBD, chronic diarrhoea and asymptomatic patients in Ankara, Turkey. Blastocystis was detected in 11 symptomatic patients by microscopy and 19 by stool culture. Stool culture was more sensitive than microscopy in identifying Blastocystis. Using standard nomenclature adopted in 2007, Blastocystis sp. subtype 3 was the most common in all groups, followed by Blastocystis sp. subtype 2. Identical subtypes of Blastocystis are found in patients with IBS, IBD and chronic diarrhoea. These particular subtypes show low host specificity and are carried by humans and some farm animals. The subtypes of Blastocystis that are commonly found in rodents and certain wild birds were not found in these patients. We suggest a model in which the severity of enteric protozoan infection may be mediated by host factors.
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spelling doaj.art-f78a2dd4ade64e5fbde1ad1e104a324f2023-09-02T16:21:40ZengFundação Oswaldo Cruz (FIOCRUZ)Memorias do Instituto Oswaldo Cruz0074-02761678-80602009-08-01104572472710.1590/S0074-02762009000500011Blastocystis subtypes in irritable bowel syndrome and inflammatory bowel disease in Ankara, TurkeyFunda Dogruman-AlSemra KustimurHisao YoshikawaCandan TuncerZahide SimsekMehmet TanyukselEngin ArazKenneth BooromBlastocystis infection has been reported to be associated with irritable bowel syndrome (IBS), inflammatory bowel disease (IBD) and chronic diarrhoea. The availability of data on the subtypes of Blastocystis found in these patient groups would be of interest in understanding the significance of Blastocystis infection in chronic illness. In this study, we identify Blastocystis subtypes found in patients presenting with IBS, IBD, chronic diarrhoea and asymptomatic patients in Ankara, Turkey. Blastocystis was detected in 11 symptomatic patients by microscopy and 19 by stool culture. Stool culture was more sensitive than microscopy in identifying Blastocystis. Using standard nomenclature adopted in 2007, Blastocystis sp. subtype 3 was the most common in all groups, followed by Blastocystis sp. subtype 2. Identical subtypes of Blastocystis are found in patients with IBS, IBD and chronic diarrhoea. These particular subtypes show low host specificity and are carried by humans and some farm animals. The subtypes of Blastocystis that are commonly found in rodents and certain wild birds were not found in these patients. We suggest a model in which the severity of enteric protozoan infection may be mediated by host factors.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02762009000500011Blastocystis hominissubtypingchronic diarrhoeairritable bowel syndromeinflammatory bowel diseasepathogenicity
spellingShingle Funda Dogruman-Al
Semra Kustimur
Hisao Yoshikawa
Candan Tuncer
Zahide Simsek
Mehmet Tanyuksel
Engin Araz
Kenneth Boorom
Blastocystis subtypes in irritable bowel syndrome and inflammatory bowel disease in Ankara, Turkey
Memorias do Instituto Oswaldo Cruz
Blastocystis hominis
subtyping
chronic diarrhoea
irritable bowel syndrome
inflammatory bowel disease
pathogenicity
title Blastocystis subtypes in irritable bowel syndrome and inflammatory bowel disease in Ankara, Turkey
title_full Blastocystis subtypes in irritable bowel syndrome and inflammatory bowel disease in Ankara, Turkey
title_fullStr Blastocystis subtypes in irritable bowel syndrome and inflammatory bowel disease in Ankara, Turkey
title_full_unstemmed Blastocystis subtypes in irritable bowel syndrome and inflammatory bowel disease in Ankara, Turkey
title_short Blastocystis subtypes in irritable bowel syndrome and inflammatory bowel disease in Ankara, Turkey
title_sort blastocystis subtypes in irritable bowel syndrome and inflammatory bowel disease in ankara turkey
topic Blastocystis hominis
subtyping
chronic diarrhoea
irritable bowel syndrome
inflammatory bowel disease
pathogenicity
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02762009000500011
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