Salivary microbiota in individuals with different levels of caries experience

This study compared salivary bacterial profiles in two groups having a 10-fold difference in levels of caries experience, as it was hypothesized that the composition of the salivary microbiota might associate with the levels of caries experience. Bacterial profiles in stimulated saliva samples from...

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Main Authors: Daniel Belstrøm, Palle Holmstrup, Nils-Erik Fiehn, Nikolai Kirkby, Alexis Kokaras, Bruce J. Paster, Allan Bardow
Format: Article
Language:English
Published: Taylor & Francis Group 2017-01-01
Series:Journal of Oral Microbiology
Subjects:
Online Access:http://dx.doi.org/10.1080/20002297.2016.1270614
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author Daniel Belstrøm
Palle Holmstrup
Nils-Erik Fiehn
Nikolai Kirkby
Alexis Kokaras
Bruce J. Paster
Allan Bardow
author_facet Daniel Belstrøm
Palle Holmstrup
Nils-Erik Fiehn
Nikolai Kirkby
Alexis Kokaras
Bruce J. Paster
Allan Bardow
author_sort Daniel Belstrøm
collection DOAJ
description This study compared salivary bacterial profiles in two groups having a 10-fold difference in levels of caries experience, as it was hypothesized that the composition of the salivary microbiota might associate with the levels of caries experience. Bacterial profiles in stimulated saliva samples from 85 individuals with low levels of caries experience (healthy group) and 79 individuals with high levels of caries experience (caries group) were analyzed by means of the Human Oral Microbiome Identification Next Generation Sequencing (HOMINGS) technique. Subsequently, saliva samples from caries-free individuals in the healthy group (n = 57) and the caries group (n = 31) were compared. A significantly higher α-diversity (p < 0.0001) and a twofold higher relative abundance of Neisseria, Haemophilus, and Fusobacterium were recorded in saliva samples from the healthy group compared with the caries group. Differences observed were more pronounced when limiting the analyses to caries-free individuals in each group. Data from this cross-sectional analysis suggest that low levels of caries experience might associate with a characteristic salivary bacterial composition different from that in individuals with high caries experience. Consequently, longitudinal studies are required to determine if the composition of the salivary microbiota might be a predictive factor of caries risk at the individual level.
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spelling doaj.art-e30c785ba6d34b17af90a9b240e9bac42022-12-21T22:48:57ZengTaylor & Francis GroupJournal of Oral Microbiology2000-22972017-01-019110.1080/20002297.2016.12706141270614Salivary microbiota in individuals with different levels of caries experienceDaniel Belstrøm0Palle Holmstrup1Nils-Erik Fiehn2Nikolai Kirkby3Alexis Kokaras4Bruce J. Paster5Allan Bardow6Section for Periodontology, Microbiology, and Community DentistrySection for Periodontology, Microbiology, and Community DentistryUniversity of CopenhagenCopenhagen University HospitalThe Forsyth InstituteThe Forsyth InstituteUniversity of CopenhagenThis study compared salivary bacterial profiles in two groups having a 10-fold difference in levels of caries experience, as it was hypothesized that the composition of the salivary microbiota might associate with the levels of caries experience. Bacterial profiles in stimulated saliva samples from 85 individuals with low levels of caries experience (healthy group) and 79 individuals with high levels of caries experience (caries group) were analyzed by means of the Human Oral Microbiome Identification Next Generation Sequencing (HOMINGS) technique. Subsequently, saliva samples from caries-free individuals in the healthy group (n = 57) and the caries group (n = 31) were compared. A significantly higher α-diversity (p < 0.0001) and a twofold higher relative abundance of Neisseria, Haemophilus, and Fusobacterium were recorded in saliva samples from the healthy group compared with the caries group. Differences observed were more pronounced when limiting the analyses to caries-free individuals in each group. Data from this cross-sectional analysis suggest that low levels of caries experience might associate with a characteristic salivary bacterial composition different from that in individuals with high caries experience. Consequently, longitudinal studies are required to determine if the composition of the salivary microbiota might be a predictive factor of caries risk at the individual level.http://dx.doi.org/10.1080/20002297.2016.1270614Caries susceptibilitymicrobiologyHOMINGSoral diagnosisclinical studies/trials
spellingShingle Daniel Belstrøm
Palle Holmstrup
Nils-Erik Fiehn
Nikolai Kirkby
Alexis Kokaras
Bruce J. Paster
Allan Bardow
Salivary microbiota in individuals with different levels of caries experience
Journal of Oral Microbiology
Caries susceptibility
microbiology
HOMINGS
oral diagnosis
clinical studies/trials
title Salivary microbiota in individuals with different levels of caries experience
title_full Salivary microbiota in individuals with different levels of caries experience
title_fullStr Salivary microbiota in individuals with different levels of caries experience
title_full_unstemmed Salivary microbiota in individuals with different levels of caries experience
title_short Salivary microbiota in individuals with different levels of caries experience
title_sort salivary microbiota in individuals with different levels of caries experience
topic Caries susceptibility
microbiology
HOMINGS
oral diagnosis
clinical studies/trials
url http://dx.doi.org/10.1080/20002297.2016.1270614
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