Results 61 to 70 of about 437,963 (389)

Laser-assisted Rapid Mineralization of Human Tooth Enamel

open access: yesScientific Reports, 2017
The human body has difficulty repairing damaged dental enamel, an acellular hard tissue. Researchers have sought feasible biomimicry strategies to repair enamel defects; however, few have been successfully translated to clinical applications.
Muyang Sun, Nier Wu, Haifeng Chen
semanticscholar   +1 more source

Structural Porosity and Low Mineral Density in Enamel Rods Drive Molar Incisor Hypomineralisation

open access: yesAdvanced Functional Materials, EarlyView.
This study uses advanced imaging modalities on multiple length scales to show that molar‐incisor hypomineralization does not present as a locally homogeneous pathology. Instead, microstructural defects, characterized through non‐mineralized, protein‐rich sheaths and an altered mineral structure in between prism rods, resulting in local differences in ...
Katharina Jähn‐Rickert   +14 more
wiley   +1 more source

Coronal Cementum and Reduced Enamel Epithelium on Occlusal Surface of Impacted Wisdom Tooth in a Human

open access: yesDentistry Journal
Background: There is only limited research on the coronal cementum of a tooth, and the mechanisms of its forming process are not well-defined. This report presents a coronal cementum on the occlusal surfaces of enamel in an impacted wisdom tooth in a ...
Naohiro Horie   +8 more
doaj   +1 more source

A Systematic Study on Tooth Enamel Microstructures of Lambdopsalis bulla (Multituberculate, Mammalia)--Implications for Multituberculate Biology and Phylogeny.

open access: yesPLoS ONE, 2015
Tooth enamel microstructure is a reliable and widely used indicator of dietary interpretations and data for phylogenetic reconstruction, if all levels of variability are investigated.
Fangyuan Mao, Yuanqing Wang, Jin Meng
doaj   +1 more source

THE EFFECT OF HONEY PINEAPPLE JUICE (Ananas comosus var. cayenne) ON TOOTH ENAMEL HARDNESS

open access: yesJurnal Kedokteran Diponegoro, 2020
Background: The habit of drinking juice containing high acid in a certain time affects tooth erosion by inducing the dissolvement of enamel hydroxyapatite crystal. Honey pineapple juice is known to have a high acid content and  lower pH.
Fadiah Annisa Safirah   +3 more
doaj   +1 more source

Cell Calcification Models and Their Implications for Medicine and Biomaterial Research

open access: yesAdvanced Healthcare Materials, EarlyView.
Calcification, is the process by which the tissues containing minerals are formed, occurring during normal physiological processes, or in pathological conditions. Here, it is aimed to give a comprehensive overview of the range of cell models available, and the approaches taken by these models, highlighting when and how methodological divergences arise,
Luke Hunter   +5 more
wiley   +1 more source

X-band EPR dosimetry using minimum mass of tooth enamel for use in radiological accidents

open access: yesNuclear Engineering and Technology
Electron paramagnetic resonance (EPR) dosimetry for a tooth from an individual exposed is well known as retrospective dosimetry in radiological accidents.
Jae Seok Kim   +8 more
doaj   +1 more source

Tooth Enamel of Latimeria chalumnae (Smith) [PDF]

open access: yesNature, 1969
IT has been observed1 that the formation of enamel in a small tooth germ of the crossopterygian, Latimeria chalumnae, is external to the dentine, and examination of more material has confirmed this impression. Serial sections through developing teeth, which had been stained as indicated in Table 1, showed quite clearly that the enamel matrix develops ...
openaire   +2 more sources

Metronidazole‐Loaded Cyclodextrin Nanogels for Antibacterial Therapy and Microbiota Regulation in Periodontitis

open access: yesAdvanced Healthcare Materials, EarlyView.
A methacrylamide β‐cyclodextrin‐based nanogel (MACD nGel) is developed to load the antimicrobial drug Metronidazole (MNZ) for topical delivery for the treatment of periodontitis. It is demonstrated that cyclodextrin nanogel (nGel) loaded with metronidazole provides an efficient drug delivery route but also has potential clinical applications and offers
Yanjing Ji   +8 more
wiley   +1 more source

Bonding with Self-etching Primers – Pumice or Pre-etch? An \u3cem\u3ein vitro\u3c/em\u3e Study [PDF]

open access: yes, 2012
The purpose of this study was to compare the shear bond strengths (SBSs) of orthodontic brackets bonded with self-etching primer (SEP) using different enamel surface preparations. A two-by-two factorial study design was used.
Berzins, David W.   +4 more
core   +2 more sources

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