A novel system for classifying tooth root phenotypes

Human root and canal number and morphology are highly variable, and internal root canal form and count does not necessarily co-vary directly with external morphology. While several typologies and classifications have been developed to address individual components of teeth, there is a need for a com...

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Autores principales: Jason Gellis, Robert Foley
Formato: article
Lenguaje:EN
Publicado: Public Library of Science (PLoS) 2021
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Acceso en línea:https://doaj.org/article/310a3bb98b0a43bbaf5bff855e4cbf3c
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spelling oai:doaj.org-article:310a3bb98b0a43bbaf5bff855e4cbf3c2021-11-11T08:14:53ZA novel system for classifying tooth root phenotypes1932-6203https://doaj.org/article/310a3bb98b0a43bbaf5bff855e4cbf3c2021-01-01T00:00:00Zhttps://www.ncbi.nlm.nih.gov/pmc/articles/PMC8570528/?tool=EBIhttps://doaj.org/toc/1932-6203Human root and canal number and morphology are highly variable, and internal root canal form and count does not necessarily co-vary directly with external morphology. While several typologies and classifications have been developed to address individual components of teeth, there is a need for a comprehensive system, that captures internal and external root features across all teeth. Using CT scans, the external and internal root morphologies of a global sample of humans are analysed (n = 945). From this analysis a method of classification that captures external and internal root morphology in a way that is intuitive, reproducible, and defines the human phenotypic set is developed. Results provide a robust definition of modern human tooth root phenotypic diversity. The method is modular in nature, allowing for incorporation of past and future classification systems. Additionally, it provides a basis for analysing hominin root morphology in evolutionary, ecological, genetic, and developmental contexts.Jason GellisRobert FoleyPublic Library of Science (PLoS)articleMedicineRScienceQENPLoS ONE, Vol 16, Iss 11 (2021)
institution DOAJ
collection DOAJ
language EN
topic Medicine
R
Science
Q
spellingShingle Medicine
R
Science
Q
Jason Gellis
Robert Foley
A novel system for classifying tooth root phenotypes
description Human root and canal number and morphology are highly variable, and internal root canal form and count does not necessarily co-vary directly with external morphology. While several typologies and classifications have been developed to address individual components of teeth, there is a need for a comprehensive system, that captures internal and external root features across all teeth. Using CT scans, the external and internal root morphologies of a global sample of humans are analysed (n = 945). From this analysis a method of classification that captures external and internal root morphology in a way that is intuitive, reproducible, and defines the human phenotypic set is developed. Results provide a robust definition of modern human tooth root phenotypic diversity. The method is modular in nature, allowing for incorporation of past and future classification systems. Additionally, it provides a basis for analysing hominin root morphology in evolutionary, ecological, genetic, and developmental contexts.
format article
author Jason Gellis
Robert Foley
author_facet Jason Gellis
Robert Foley
author_sort Jason Gellis
title A novel system for classifying tooth root phenotypes
title_short A novel system for classifying tooth root phenotypes
title_full A novel system for classifying tooth root phenotypes
title_fullStr A novel system for classifying tooth root phenotypes
title_full_unstemmed A novel system for classifying tooth root phenotypes
title_sort novel system for classifying tooth root phenotypes
publisher Public Library of Science (PLoS)
publishDate 2021
url https://doaj.org/article/310a3bb98b0a43bbaf5bff855e4cbf3c
work_keys_str_mv AT jasongellis anovelsystemforclassifyingtoothrootphenotypes
AT robertfoley anovelsystemforclassifyingtoothrootphenotypes
AT jasongellis novelsystemforclassifyingtoothrootphenotypes
AT robertfoley novelsystemforclassifyingtoothrootphenotypes
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