Faecal biomarkers of intestinal health and disease in children

The identification of various faecal biomarkers has provided insight into the intestinal milieu. Most of these markers are associated with the innate immune system of the gut, apart from the more novel M2-pyruvate kinase (M2-PK). The innate immunity of the gut plays a role in maintaining a fine bala...

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Main Authors: Tamara ePang, Steven Thomas Leach, Tamarah eKatz, Andrew S Day, (Keith) Chee Yee Ooi
Format: Article
Language:English
Published: Frontiers Media S.A. 2014-01-01
Series:Frontiers in Pediatrics
Subjects:
Online Access:http://journal.frontiersin.org/Journal/10.3389/fped.2014.00006/full
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author Tamara ePang
Steven Thomas Leach
Steven Thomas Leach
Tamarah eKatz
Andrew S Day
(Keith) Chee Yee Ooi
(Keith) Chee Yee Ooi
author_facet Tamara ePang
Steven Thomas Leach
Steven Thomas Leach
Tamarah eKatz
Andrew S Day
(Keith) Chee Yee Ooi
(Keith) Chee Yee Ooi
author_sort Tamara ePang
collection DOAJ
description The identification of various faecal biomarkers has provided insight into the intestinal milieu. Most of these markers are associated with the innate immune system of the gut, apart from the more novel M2-pyruvate kinase (M2-PK). The innate immunity of the gut plays a role in maintaining a fine balance between tolerance to commensal bacteria and immune response to potential pathogens. It is a complex system, which comprises of multiple elements, including antimicrobial peptides (e.g. defensins, cathelicidins, lactoferrin and osteoprotegerin), inflammatory proteins (e.g. calprotectin and S100A12), and microbial products (e.g. short-chain fatty acids). Dysfunction of any component can lead to the development of intestinal disease, and different diseases have been associated with different faecal levels of these biomarkers. Stool quantification of these biomarkers therefore provides a non- invasive method that can assist in the assessment and diagnosis of various gastrointestinal conditions. This can potentially reduce the need for invasive procedures such as endoscopy. The abovementioned faecal biomarkers and their role in intestinal health and disease will be reviewed in this paper with a paediatric focus.
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spelling doaj.art-8721103dae724e2c8b2c65a2344d343f2022-12-21T23:30:00ZengFrontiers Media S.A.Frontiers in Pediatrics2296-23602014-01-01210.3389/fped.2014.0000676335Faecal biomarkers of intestinal health and disease in childrenTamara ePang0Steven Thomas Leach1Steven Thomas Leach2Tamarah eKatz3Andrew S Day4(Keith) Chee Yee Ooi5(Keith) Chee Yee Ooi6University of New South WalesUniversity of New South WalesSydney Children’s Hospital RandwickSydney Children’s Hospital RandwickUniversity of OtagoUniversity of New South WalesSydney Children’s Hospital RandwickThe identification of various faecal biomarkers has provided insight into the intestinal milieu. Most of these markers are associated with the innate immune system of the gut, apart from the more novel M2-pyruvate kinase (M2-PK). The innate immunity of the gut plays a role in maintaining a fine balance between tolerance to commensal bacteria and immune response to potential pathogens. It is a complex system, which comprises of multiple elements, including antimicrobial peptides (e.g. defensins, cathelicidins, lactoferrin and osteoprotegerin), inflammatory proteins (e.g. calprotectin and S100A12), and microbial products (e.g. short-chain fatty acids). Dysfunction of any component can lead to the development of intestinal disease, and different diseases have been associated with different faecal levels of these biomarkers. Stool quantification of these biomarkers therefore provides a non- invasive method that can assist in the assessment and diagnosis of various gastrointestinal conditions. This can potentially reduce the need for invasive procedures such as endoscopy. The abovementioned faecal biomarkers and their role in intestinal health and disease will be reviewed in this paper with a paediatric focus.http://journal.frontiersin.org/Journal/10.3389/fped.2014.00006/fullCathelicidinsDefensinsInflammationLactoferrinOsteoprotegerincalprotectin
spellingShingle Tamara ePang
Steven Thomas Leach
Steven Thomas Leach
Tamarah eKatz
Andrew S Day
(Keith) Chee Yee Ooi
(Keith) Chee Yee Ooi
Faecal biomarkers of intestinal health and disease in children
Frontiers in Pediatrics
Cathelicidins
Defensins
Inflammation
Lactoferrin
Osteoprotegerin
calprotectin
title Faecal biomarkers of intestinal health and disease in children
title_full Faecal biomarkers of intestinal health and disease in children
title_fullStr Faecal biomarkers of intestinal health and disease in children
title_full_unstemmed Faecal biomarkers of intestinal health and disease in children
title_short Faecal biomarkers of intestinal health and disease in children
title_sort faecal biomarkers of intestinal health and disease in children
topic Cathelicidins
Defensins
Inflammation
Lactoferrin
Osteoprotegerin
calprotectin
url http://journal.frontiersin.org/Journal/10.3389/fped.2014.00006/full
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AT steventhomasleach faecalbiomarkersofintestinalhealthanddiseaseinchildren
AT steventhomasleach faecalbiomarkersofintestinalhealthanddiseaseinchildren
AT tamarahekatz faecalbiomarkersofintestinalhealthanddiseaseinchildren
AT andrewsday faecalbiomarkersofintestinalhealthanddiseaseinchildren
AT keithcheeyeeooi faecalbiomarkersofintestinalhealthanddiseaseinchildren
AT keithcheeyeeooi faecalbiomarkersofintestinalhealthanddiseaseinchildren