Results 31 to 40 of about 67,079 (287)

In Vitro Bioactivity of Binary Nepheline-Fluorapatite Glass/Polymethyl-Methacrylate Composite

open access: yesAdvances in Materials Science and Engineering, 2018
In vitro bioactivity of stoichiometric nepheline-fluorapatite glass/polymethyl-methacrylate (PMMA (C5O2H8)n) composite was evaluated. Four glasses of nepheline/fluorapatite with different ratios (75/25, 80/20, 85/15, and 90/10 mole%) were added in 20 and
Dalia Y. Zaki, Esmat M. A. Hamzawy
doaj   +1 more source

In vitro surface and color changes of tooth-colored restorative materials after sport and energy drink cyclic immersions

open access: yesBMC Oral Health, 2022
Background There has not been any research conducted on surface properties and color changes from sport and energy drinks on bulk-fill resin composite, nanohybrid resin composite and glass ionomer restorative material.
Saijai Tanthanuch   +5 more
doaj   +1 more source

Classification review of dental adhesive systems: from the IV generation to the universal type [PDF]

open access: yes, 2017
Adhesive dentistry has undergone great progress in the last decades. In light of minimal-invasive dentistry, this new approach promotes a more conservative cavity design, which relies on the effectiveness of current enamel-dentine adhesives.
Migliau, Guido   +5 more
core   +1 more source

Effect of ethanolic extract of propolis on antibacterial and microshear bond strength of glass-ionomer restorations to dentin

open access: yesHeliyon
Objectives: This study was conducted to evaluate the effect of ethanolic extract of propolis on antibacterial and microshear bond strength of glass ionomer restorations to dentin.
Marwa Z. Elmenshawy   +3 more
doaj   +1 more source

Preformed metal crowns for decayed primary molar teeth [PDF]

open access: yes, 2006
BackgroundPreformed metal crowns (PMCs) are recommended by the British Society of Paediatric Dentistry (BSPD) for restoring badly broken down primary molar teeth.
Evans, Dafydd J. P.   +2 more
core   +3 more sources

Influence of Selected Restorative Materials on the Environmental pH: In Vitro Comparative Study

open access: yesApplied Sciences, 2021
In dental caries treatment, it is worth using such restorative materials that may limit plaque accumulation. The pH of the filling seems to be an important factor affecting the potential bacterial colonisation.
Anna Lehmann   +5 more
doaj   +1 more source

Image restoration using the chiral Potts spin glass [PDF]

open access: yesPhysical Review E, 1999
We report on the image reconstruction (IR) problem by making use of the random chiral q-state Potts model, whose Hamiltonian possesses the same gauge invariance as the usual Ising spin glass model. We show that the pixel representation by means of the Potts variables is suitable for the gray-scale level image which can not be represented by the Ising ...
Carlucci, Domenico M., Inoue, Jun-ichi
openaire   +4 more sources

An upstream open reading frame regulates expression of the mitochondrial protein Slm35 and mitophagy flux

open access: yesFEBS Letters, EarlyView.
This study reveals how the mitochondrial protein Slm35 is regulated in Saccharomyces cerevisiae. The authors identify stress‐responsive DNA elements and two upstream open reading frames (uORFs) in the 5′ untranslated region of SLM35. One uORF restricts translation, and its mutation increases Slm35 protein levels and mitophagy.
Hernán Romo‐Casanueva   +5 more
wiley   +1 more source

Fracture Resistance of Compromised Endodontically Treated Teeth Restored with Bonded Post and Cores: An in Vitro Study [PDF]

open access: yes, 2015
Statement of problem: It is unclear which post and core system performs best when bonded to severely compromised endodontically treated teeth. Purpose: The purpose of this study was to investigate the fracture resistance and mode of failure of severely ...
Kontogiorgos, Elias D.   +2 more
core   +2 more sources

Inhibiting stearoyl‐CoA desaturase suppresses bone metastatic prostate cancer by modulating cellular stress, mTOR signaling, and DNA damage response

open access: yesFEBS Letters, EarlyView.
Bone metastasis in prostate cancer (PCa) patients is a clinical hurdle due to the poor understanding of the supportive bone microenvironment. Here, we identify stearoyl‐CoA desaturase (SCD) as a tumor‐promoting enzyme and potential therapeutic target in bone metastatic PCa.
Alexis Wilson   +7 more
wiley   +1 more source

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