Results 61 to 70 of about 104,244 (313)

Injectable Bone Cements: A Generational Framework for Bioactivity, Porosity, and Mechanobiological Design at the Nanoscale

open access: yesAdvanced NanoBiomed Research, EarlyView.
Key demographic, biological, and material considerations that drive the need for advanced injectable bone cement technologies. Injectable bone cements (IBCs) are widely used in orthopaedic and craniofacial applications due to their minimally invasive delivery and ability to provide early mechanical stabilisation.
Frank Fei   +2 more
wiley   +1 more source

A brief history of porcelain enamel: from artistic enamel to technical enamelling [PDF]

open access: yes, 2020
Porcelain enamel is a glassy material deposited on a metallic substrate and fired at high temperatures (500-900 °C) to form a stable and permanent bond with it through chemical-physical reaction. This coating was developed in ancient times for decorative purposes and it was mainly used to embellish precious objects with colourful and glossy ...
Rossi, Stefano   +2 more
openaire   +1 more source

OBSERVATIONS ON THE STRUCTURAL FEATURES AND CHARACTERISTICS OF BIOLOGICAL APATITE CRYSTALS: 2. OBSERVATION ON THE ULTRASTRUCTURE OF HUMAN ENAMEL CRYSTALS

open access: yes, 1992
In a series of studies to investigate the structural features of biological crystals, using an electron microscope, we examined the ultrastructure of human enamel crystals at near atomic resolution through the cross and longitudinal sections of the ...
Tatsuo, TERASHIMA   +2 more
core   +1 more source

Tooth eruption status and bite force determine dental microwear texture gradients in albino rats (Rattus norvegicus forma domestica)

open access: yesThe Anatomical Record, EarlyView.
Abstract Dental microwear texture analysis (DMTA) is widely applied for inferring diet in vertebrates. Besides diet and ingesta properties, factors like wear stage and bite force may affect microwear formation, potentially leading to tooth position‐specific microwear patterns.
Daniela E. Winkler   +2 more
wiley   +1 more source

Evaluation of Different Enamel Surface Treatment on the Bracket Bonding [PDF]

open access: yes, 2017
Objective: To evaluate and compare the effects of different enamel conditioning techniques on the shear bond strength of brackets,the failure sites following debonding and the surface morphology of the enamel.Methods: In this study, 72 human premolars ...
Bayan A. Hassan, Mansour H. Mohammed
core   +1 more source

A perspective from the Mesozoic: Evolutionary changes of the mammalian skull and their influence on feeding efficiency and high‐frequency hearing

open access: yesThe Anatomical Record, EarlyView.
Abstract The complex evolutionary history behind modern mammalian chewing performance and hearing function is a result of several changes in the entire skeletomuscular system of the skull and lower jaw. Lately, exciting multifunctional 3D analytical methods and kinematic simulations of feeding functions in both modern and fossil mammals and their ...
Julia A. Schultz
wiley   +1 more source

In‐vitro puncture experiment using alligator teeth tracks the formation of dental microwear and its association with hardness of the diet

open access: yesThe Anatomical Record, EarlyView.
Abstract With the development of dental microwear texture analysis (DMTA), there has been an increasing application of DMTA for dietary estimation in extant and fossil reptiles, including dinosaurs. While numerous feeding experiments exist for herbivorous mammals, knowledge remains limited for carnivorous reptiles. This study aimed to qualitatively and
K. Usami, M. O. Kubo
wiley   +1 more source

Inter‐microscope comparability of dental microwear texture data obtained from different optical profilometers: Part II Deriving instrument‐specific correction equations for meta‐analyses using published data

open access: yesThe Anatomical Record, EarlyView.
Abstract Dental microwear texture analysis (DMTA) has emerged as a valuable method for investigating the feeding ecology of vertebrates. Over the past decade, three‐dimensional topographic data from microscopic regions of tooth surfaces have been collected, and surface texture parameters have been published for both extant and fossil species.
Mugino O. Kubo   +4 more
wiley   +1 more source

ДИНАМИКА ТРАВМАТИЧЕСКОГО ПУЛЬПИТА У СОБАК

open access: yesВетеринарная патология, 2012
Inflammation of the dental pulp in dogs develops the classical morphological picture. In the tissues of the teeth observed changes are characterized by destruction, ectasia, and demineralization of dentin, the lack of formation of irregular dentin ...

doaj  

QUESTIONNAIRES DONE WITH SPECIALISTS AND RESIDENTS ON FACTORS THAT MAY AFFECT BONDING STRENGTH DURING BONDING PROCEDURE IN ORTHODONTICS [PDF]

open access: yesRomanian Journal of Stomatology, 2018
The aim of this study is to evaluate the most commonly used method and technique in fixed orthodontic treatment by making a comparison between questionnaires applied in our Orthodontic department and those applied to orthodontic specialists.
Mahmoud El Saafin   +3 more
doaj   +1 more source

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