Results 91 to 100 of about 37,098 (303)

To Repair or Replace: That Is The Restorative Question [PDF]

open access: yes, 2019
Objective/Aims: During dental visits, patients spend the majority of their time with their dental hygienist. At these recall appointments the patient’s face-to-face time with the dentist may be short.
Augustus, Clement S, Brown, Juhstin M
core   +1 more source

The Na+/Ca2+, K+ exchanger NCKX4 is required for efficient cone-mediated vision [PDF]

open access: yes, 2017
Calcium (Ca2+) plays an important role in the function and health of neurons. In vertebrate cone photoreceptors, Ca2+ controls photoresponse sensitivity, kinetics, and light adaptation.
Arden   +69 more
core   +2 more sources

Ontogenetic changes and sexual dimorphism in the cranium and mandible of the Atlantic walrus (Odobenus rosmarus rosmarus L.)

open access: yesThe Anatomical Record, EarlyView.
Abstract Walruses have been an important subsistence and cultural resource for humans and have been exploited for millennia across their distribution. This exploitation has contributed to severe declines in several populations and local extirpations.
Katrien Dierickx   +6 more
wiley   +1 more source

Evaluation of the marginal accuracy of provisional restorations made of acrylic resins

open access: yesBrazilian Journal of Oral Sciences, 2019
Aim: To evaluate the marginal accuracy of provisional crowns made with acrylics resins and to identify the surface(s) with the highest marginal discrepancy.
Ísis Franco Pereira   +1 more
doaj   +1 more source

Origin, evolution and biogeographic dynamics of the European rabbit (Oryctolagus cuniculus) in Southwestern Europe

open access: yesThe Anatomical Record, EarlyView.
Abstract The Pleistocene is a key period for understanding the evolutionary history and palaeobiogeography of the European rabbit (Oryctolagus cuniculus). The species was first documented in southeastern Iberia at the beginning of the Middle Pleistocene and appears to have rapidly spread throughout Southwestern Europe, where it was found in numerous ...
Maxime Pelletier
wiley   +1 more source

Marginal gap of zirconia and lithium disilicate frameworks produced by the CAD-CAM technique through a comparator microscope – in vitro analysis

open access: yesBrazilian Dental Science
Objective: The aim of this study was to evaluate the marginal gap of frameworks produced using the CAD-CAM system, from zirconia and lithium disilicate blocks, adapted to a tooth preparation and a gypsum die.
Ellen Christine Rodrigues Abreu   +3 more
doaj   +1 more source

Influence of polyurethane resin dies on the fit and adaptation of full veneer crowns

open access: yesIndian Journal of Dental Research, 2015
Context: Polyurethane resin is a possible alternative to type IV dental stone for fabrication of indirect restorations however its dimensional accuracy is questionable.
Graeme R R Lillywhite, Fahim Vohra
doaj   +1 more source

Survival of ART restorations assessed using selected FDI and modified ART restoration criteria [PDF]

open access: yes, 2010
A new set of criteria for assessing the quality of restorations using modern restorative materials, named FDI criteria, was recently introduced.
Abeer Farag   +3 more
core   +1 more source

Functional anatomy, jaw mechanisms, and feeding behavior of Dunkleosteus terrelli (Placodermi, Arthrodira)

open access: yesThe Anatomical Record, EarlyView.
A new musculoskeletal reconstruction and revision of the cranio‐mandibular anatomy of the Devonian arthrodire placoderm Dunkleosteus terrelli from a comparative and functional anatomical perspective. Dunkleosteus is a specialized arthrodire with many specializations for feeding on large vertebrates, and many of its features are part of broader ...
Russell K. Engelman   +4 more
wiley   +1 more source

Impact of adhesive and photoactivation method on sealant integrity and polymer network formation

open access: yesBrazilian Oral Research, 2012
We evaluated the influence of photoactivation method and hydrophobic resin (HR) application on the marginal and internal adaptation, hardness (KHN), and crosslink density (CLD) of a resin-based fissure sealant.
Boniek Castillo Dutra Borges   +6 more
doaj   +1 more source

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