Results 31 to 40 of about 31,435 (261)

Clinical Studies of Dental Erosion and Erosive Wear [PDF]

open access: yesCaries Research, 2011
We define <i>erosion </i>as apartial demineralisation of enamel or dentine by intrinsic or extrinsic acidsand <i>erosive tooth wear</i> as the accelerated loss of dental hard tissue through the combined effect of erosion and mechanical wear (abrasion and attrition) on the tooth surface.
Huysmans, M.C.D.N.J.M.   +2 more
openaire   +4 more sources

Dental conditions of Egyptian heads: radiological and direct examination

open access: yesJournal of Biological Research, 2021
A study was carried out the dental conditions of 72 mummified heads of ancient Egypt preserved by the Department of Anthropological Sciences of the University of Turin.
Alberto Peluso   +5 more
doaj   +1 more source

Attrition-corrosion of human dental enamel: A review

open access: yesBiosurface and Biotribology, 2017
Attrition-corrosion is a dental wear process involving enamel-on-enamel sliding contact in an acidic environment. Since it involves both mechanical and chemical effects, attrition-corrosion is considered more representative of the dental wear processes ...
Yun-Qi Wu   +2 more
doaj   +1 more source

Agave Chewing and Dental Wear: Evidence from Quids.

open access: yesPLoS ONE, 2015
Agave quid chewing is examined as a potential contributing behavior to hunter-gatherer dental wear. It has previously been hypothesized that the contribution of Agave quid chewing to dental wear would be observed in communities wherever phytolith-rich ...
Emily E Hammerl   +2 more
doaj   +1 more source

Effects of climate on dental mesowear of extant koalas and two broadly distributed kangaroos throughout their geographic range. [PDF]

open access: yesPLoS ONE, 2018
Dental mesowear analysis can classify the diets of extant herbivores into general categories such as grazers, mixed-feeders, and browsers by using the gross wear patterns found on individual teeth. This wear presumably results from both abrasion (food-on-
Larisa R G DeSantis   +6 more
doaj   +1 more source

Relation between in-vitro wear and nanomechanical properties of commercial light-cured dental composites coated with surface sealants [PDF]

open access: yesMaterials Research, 2013
This work investigates the correlation between the in-vitro wear resistance and the nanomechanical properties of dental sealants commercially available. Mechanical properties, namely hardness (H) and elastic modulus (E), were assessed by nanoindentation ...
Emanuel Santos Jr   +2 more
doaj   +3 more sources

Microgel‐Based 3D Bioprinting: A Convergent Strategy Integrating Material Design, Jamming Dynamics, and Biological Function

open access: yesAdvanced Healthcare Materials, EarlyView.
Microgel‐based 3D printed constructs represent a compelling and versatile innovation for engineering architecturally complex, dynamically remodelable, and biocompatible structures with high structural fidelity and bioactivity. By integrating material design, biofabrication, and biological function, these systems enable the development of adaptive ...
Elena Ghighină   +2 more
wiley   +1 more source

Contribution à l’étude des sillons subverticaux intéressant des facettes interproximales

open access: yesBulletins et Mémoires de la Société d’Anthropologie de Paris, 2002
Neanderthal dental remains were discovered in the cave at Rochelot (Charente, France) which is known to have been inhabited by hyenas. Two left teeth, PM1 and PM2, presented subvertical grooves located on their antagonist interproximal facets ...
Philippe Poisson   +4 more
doaj   +1 more source

Digital analysis of tooth microwear, a potential application for dental microwear monitor

open access: yesBiosurface and Biotribology, 2022
In general, tooth wear is difficult to be noticed until it leads to toothache in vivo. Developing a dynamic dental wear monitoring system to predict tooth wear in daily life is a necessity.
Gang Xue   +3 more
doaj   +1 more source

Intimate Interaction Between Nucleic Acid and Conjugated Polymers in Organic Electrochemical Transistors Enables Ultrasensitive Biomarker Detection

open access: yesAdvanced Materials, EarlyView.
The intimate interaction between negatively charged RNA molecules and conjugated polymers in organic electrochemical transistors (OECTs) in aqueous electrolytes is investigated. It demonstrates that RNA binding reduces the volumetric capacitance of the polymer channel, enabling the development of an ultrasensitive biosensing platform capable of ...
Hong Liu   +7 more
wiley   +1 more source

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