Results 1 to 10 of about 209,892 (302)

Enamel microstructure and dental histology in a heterodontosaurid dinosaur: Heterodontosaurus tucki [PDF]

open access: yesActa Palaeontologica Polonica, 2023
Among non-avian dinosaurs, Heterodontosaurus tucki is unique for possessing complex dental features including both morphological and proportional heterodonty, sub-hypsodonty, tooth occlusion, and extensive low-angled wear facets—a collection of ...
CECILIA E. CALVERT   +5 more
doaj   +1 more source

TiO2-based glass-ceramic coatings: An innovative approach to architectural panel applications

open access: yesCase Studies in Construction Materials, 2022
Exterior claddings are used for architectural purposes primarily for practical and esthetic reasons. Panels are subjected to a variety of impacts, including chemical, and ultraviolet radiation, and are intended to survive them.
Şemsi Melih Gülen   +6 more
doaj   +1 more source

Poly(vinyl alcohol) Hydrogels: The Old and New Functional Materials

open access: yesInternational Journal of Polymer Science, 2021
Hydrogels have three-dimensional network structures, high water content, good flexibility, biocompatibility, and stimulation response, which have provided a unique role in many fields such as industry, agriculture, and medical treatment.
Menghan Wang   +9 more
doaj   +1 more source

Assessing the Impact of Varied Dark Chocolate Concentrations on Enamel and Dentine Microhardness

open access: yesApplied Sciences, 2023
(1) Background: The objective of the current investigation was to determine how different dark chocolate concentrations impacted the enamel and dentine microhardness.
Niaz Hamaghareeb Hamasaeed   +3 more
doaj   +1 more source

Factors and Mechanisms Involved in Acquired Developmental Defects of Enamel: A Scoping Review

open access: yesFrontiers in Pediatrics, 2022
BackgroundDevelopmental Defects of Enamel (DDE) is a pathology of the teeth that can greatly alter the quality of life of patients (hypersensitivity, esthetic issues, loss of function, etc.).
Anne-Margaux Collignon   +19 more
doaj   +1 more source

Calcium Transport in Specialized Dental Epithelia and Its Modulation by Fluoride

open access: yesFrontiers in Endocrinology, 2021
Most cells use calcium (Ca2+) as a second messenger to convey signals that affect a multitude of biological processes. The ability of Ca2+ to bind to proteins to alter their charge and conformation is essential to achieve its signaling role.
Veronica Costiniti   +5 more
doaj   +1 more source

Evaluation of the esthetic properties of developmental defects of enamel: a spectrophotometric clinical study [PDF]

open access: yes, 2015
Objectives. Detailed clinical quantification of optical properties of developmental defect of enamel is possible with spectropho- tometric evaluation. Developmental defects of enamel (DDE) are daily encountered in clinical practice. DDE are an alteration
Corridore, Denise   +5 more
core   +4 more sources

Âge au décès de l’enfant néandertalien de l’Hortus

open access: yesBulletins et Mémoires de la Société d’Anthropologie de Paris, 2005
The determination of age at death of Neanderthal children is at the centre of discussion on the type of growth which characterised these fossil humans.
Fernando Ramirez Rozzi
doaj   +1 more source

Ultrastructural Analysis of Incinerated Teeth by Scanning Electron Microscope – A Short Study [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2016
Introduction: In forensic context precise knowledge on physical and histological changes of teeth subjected to high temperatures is of great importance.
Sugunakar Raju Godishala Swamy   +2 more
doaj   +1 more source

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