Results 41 to 50 of about 361,282 (269)

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

Microleakage of Class II Bulk-Fill Resin Composite Restorations Cured with Light-Emitting Diode versus Quartz Tungsten-Halogen Light: An In Vitro Study in Human Teeth [PDF]

open access: gold, 2023
Jenny López-Torres   +7 more
openalex   +1 more source

Micro and Nanostructural Diversity of Lizard Osteoderm Capping Tissue in Relation to Mechanical Performance

open access: yesAdvanced Functional Materials, EarlyView.
This study shows that lizard osteoderm capping tissue is a hyper‐mineralized hydroxyapatite layer consistently covering the superficial osteoderm surface in those species studied here, yet it varies greatly in morphology, nanostructure, and mechanical performance across species.
Adrian Rodriguez‐Palomo   +10 more
wiley   +1 more source

Teeth size reduction in the prehistoric populations in Serbia [PDF]

open access: yesSrpski Arhiv za Celokupno Lekarstvo, 2012
Introduction. Anthropological studies show craniofacial changes with a reduction in teeth size during evolution of the human population. Objective.
Pajević Tina   +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

Estimation of Crown Length, Root Length and Golden Divine Ratio in Extracted Permanent Maxillary and Mandibular Central Incisors: An In-vitro Study [PDF]

open access: yesJournal of Clinical and Diagnostic Research
Introduction: Human teeth serve many crucial functions, and aesthetics is one of these. Aesthetics and beauty are often correlated with the Golden Divine Ratio (GDR), a unique proportion hypothesised to exist in individuals or things with a harmonious ...
Venkata GV Karthikeswari   +3 more
doaj   +1 more source

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

Dental sectioning for intraoral equine cheek teeth extractions: 29 cases

open access: yesFrontiers in Veterinary Science
The objectives of this retrospective study were to describe cheek teeth extraction by the sectioning technique, the decision making to use this technique and its potentially associated complications.
Alexis Leps   +3 more
doaj   +1 more source

Comparison of the accuracies of multi-frequency electronic apex locators in teeth with enlarged apical foramina: ex vivo

open access: yesActa Odontologica Turcica, 2018
Objective: The aim of this study was to compare the accuracy of a newly developed multi-frequency electronic apex locator iPex II with three different multi-frequency electronic apex locators in teeth with different sizes of apical foramina. Materials
Mügem Aslı Ekici   +2 more
doaj   +1 more source

Clinical Use of S53P4 Bioactive Glass in the Treatment of Bone Defects and Infected Bone: A Systematic Review of the Quality of Clinical Outcomes and A Grade Assessment

open access: yesAdvanced Healthcare Materials, EarlyView.
Bioactive glass (BAG) S53P4 is a synthetic bone substitute. Clinically it has been used in the treatment of benign bone tumor surgery, in spine surgery, in trauma surgery, in frontal sinus surgery, in diabetic foot osteomyelitis surgery, in mastoid surgery, in oral and maxillofacial surgery in more than 4000 patients, with excellent clinical long‐term ...
Sebastian CE Lindfors   +2 more
wiley   +1 more source

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