Microbial Transglutaminase Is Immunogenic and Potentially Pathogenic in Pediatric Celiac Disease

The enzyme microbial transglutaminase is heavily used in the food processing industries to ameliorate food qualities and elongate the products' shelf life. As a protein's glue, it cross-links gliadin peptides, creating neo-complexes that are immunogenic and potentially pathogenic to celiac...

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Main Authors: Matthias Torsten, Lerner Aaron
Format: Article
Language:English
Published: Frontiers Media S.A. 2018-12-01
Series:Frontiers in Pediatrics
Subjects:
Online Access:https://www.frontiersin.org/article/10.3389/fped.2018.00389/full
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author Matthias Torsten
Lerner Aaron
Lerner Aaron
author_facet Matthias Torsten
Lerner Aaron
Lerner Aaron
author_sort Matthias Torsten
collection DOAJ
description The enzyme microbial transglutaminase is heavily used in the food processing industries to ameliorate food qualities and elongate the products' shelf life. As a protein's glue, it cross-links gliadin peptides, creating neo-complexes that are immunogenic and potentially pathogenic to celiac disease communities. Even lacking sequence identity, it imitates functionally the endogenous tissue transglutaminase, known to be the autoantigen of celiac disease and representing an undisputable key player in celiac disease initiation and progress. The present review expend on the enzyme characteristics, exogenous intestinal sources, its cross-linking avidity to gluten or gliadin, turning naïve protein to immunogenic ones. Several observation on microbial transglutaminase cross linked complexes immunogenicity in celiac patients are reviewed and its pathogenicity is summarized. Warnings on its potential risks for the gluten dependent conditions are highlighted. When substantiated, it might represent a new environmental factor of celiac disease genesis. It is hoped that the presented knowledge will encourage further research to explore the mechanism and the pathogenic pathways taken by the gliadin cross linked enzyme in driving celiac disease.
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spelling doaj.art-00c96aa41ad8424fbb6ea136a6c987ac2022-12-22T01:18:07ZengFrontiers Media S.A.Frontiers in Pediatrics2296-23602018-12-01610.3389/fped.2018.00389429035Microbial Transglutaminase Is Immunogenic and Potentially Pathogenic in Pediatric Celiac DiseaseMatthias Torsten0Lerner Aaron1Lerner Aaron2AESKU. KIPP Institute, Wendelsheim, GermanyAESKU. KIPP Institute, Wendelsheim, GermanyB. Rappaport School of Medicine, Technion-Israel Institute of Technology, Haifa, IsraelThe enzyme microbial transglutaminase is heavily used in the food processing industries to ameliorate food qualities and elongate the products' shelf life. As a protein's glue, it cross-links gliadin peptides, creating neo-complexes that are immunogenic and potentially pathogenic to celiac disease communities. Even lacking sequence identity, it imitates functionally the endogenous tissue transglutaminase, known to be the autoantigen of celiac disease and representing an undisputable key player in celiac disease initiation and progress. The present review expend on the enzyme characteristics, exogenous intestinal sources, its cross-linking avidity to gluten or gliadin, turning naïve protein to immunogenic ones. Several observation on microbial transglutaminase cross linked complexes immunogenicity in celiac patients are reviewed and its pathogenicity is summarized. Warnings on its potential risks for the gluten dependent conditions are highlighted. When substantiated, it might represent a new environmental factor of celiac disease genesis. It is hoped that the presented knowledge will encourage further research to explore the mechanism and the pathogenic pathways taken by the gliadin cross linked enzyme in driving celiac disease.https://www.frontiersin.org/article/10.3389/fped.2018.00389/fullceliac diseasemicrobiomefood additiveglutencross linkingmicrobial transglutaminase
spellingShingle Matthias Torsten
Lerner Aaron
Lerner Aaron
Microbial Transglutaminase Is Immunogenic and Potentially Pathogenic in Pediatric Celiac Disease
Frontiers in Pediatrics
celiac disease
microbiome
food additive
gluten
cross linking
microbial transglutaminase
title Microbial Transglutaminase Is Immunogenic and Potentially Pathogenic in Pediatric Celiac Disease
title_full Microbial Transglutaminase Is Immunogenic and Potentially Pathogenic in Pediatric Celiac Disease
title_fullStr Microbial Transglutaminase Is Immunogenic and Potentially Pathogenic in Pediatric Celiac Disease
title_full_unstemmed Microbial Transglutaminase Is Immunogenic and Potentially Pathogenic in Pediatric Celiac Disease
title_short Microbial Transglutaminase Is Immunogenic and Potentially Pathogenic in Pediatric Celiac Disease
title_sort microbial transglutaminase is immunogenic and potentially pathogenic in pediatric celiac disease
topic celiac disease
microbiome
food additive
gluten
cross linking
microbial transglutaminase
url https://www.frontiersin.org/article/10.3389/fped.2018.00389/full
work_keys_str_mv AT matthiastorsten microbialtransglutaminaseisimmunogenicandpotentiallypathogenicinpediatricceliacdisease
AT lerneraaron microbialtransglutaminaseisimmunogenicandpotentiallypathogenicinpediatricceliacdisease
AT lerneraaron microbialtransglutaminaseisimmunogenicandpotentiallypathogenicinpediatricceliacdisease