Results 21 to 30 of about 27,424 (312)

Randomized preclinical study of machine perfusion in vascularized composite allografts

open access: yesBJS (British Journal of Surgery), EarlyView., 2020
This study was designed to identify the optimum machine perfusion parameters for preservation of limbs before transplantation, and determine whether this was better than cold storage. Normothermic machine perfusion at a pressure of 70 mmHg (NMP‐70) provided superior preservation to cold storage after transplantation.
K. R. Amin   +7 more
wiley   +1 more source

Knowledge and practices regarding mercury hygiene and amalgam waste disposal: A survey among general dental practitioners

open access: yesIndian Journal of Dental Sciences, 2017
Introduction: Amalgam, the most commonly used restorative material, is composed of nearly 50% mercury and 69% silver. It cannot be disposed along with biomedical waste (BMW) because mercury-contaminated waste cannot be incinerated or autoclaved ...
Sarita Bhardwaj   +2 more
doaj   +1 more source

Galvanic Corrosion of Dental Alloys and Amalgam in Artificial Saliva Containing Citric Acid [PDF]

open access: yesEngineering and Technology Journal, 2013
In this work galvanic corrosion potentials and currents were measured usingpolarization curves of some dental alloys (amalgam, Co-Cr-Mo, Ni-Cr-Mo, SS 316L, Ti-6Al-4V alloys) in artificial saliva containing citric acid with three concentrations 3,6 and9 g/
Rana A. Majed
doaj   +1 more source

Toward Multi(radio)metalated DNA: Enzymatic Polymerization of Metal‐Chelate‐Modified Deoxyribonucleoside Triphosphates

open access: yesAngewandte Chemie, EarlyView.
This work presents the first enzymatic polymerization of defined metal‐chelator‐modified nucleotides that leverage polymerase fidelity for uniform (radio)metal loading with successful incorporation of five different metals: Ga, In, Tb, Lu, and Y.
Antonio A. W. L. Wong   +2 more
wiley   +2 more sources

Pengaruh Penambahan Paladium Terhadap Perilaku Thermal Amalgam Tembaga Tinggi Tipe Lathe Cut

open access: yesJournal of Dentistry Indonesia, 2015
Effects of additing 1 percent (w/o) palladium (Pd) on the thermal behavior of a lathe cut type high copper amalgam (13 w/o copper) were studied. The identical alloys, with and without 1% Pd were fabricated.
Ellyza Herda
doaj   +1 more source

Amalgam and Amalgam Procedure1 [PDF]

open access: yesJournal of Dental Research, 1919
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openaire   +1 more source

Fall of amalgam restoration: a ten years analysis of an Australian university dental clinic

open access: yes, 2020
Background: The use of amalgam in Dentistry has decreased since the 1980s. This study aimed to (i) assess the time trend in the usage of amalgam and composite in posterior teeth at Griffith University Dental Clinic from 2010 to 2019; (ii) to test whether
Peres, Karen G   +3 more
core   +1 more source

Pyridine C─N Transposition via Cycloaddition–Cycloreversion

open access: yesAngewandte Chemie, EarlyView.
Transposition of pyridine nitrogen from the 4‐ to the 3‐position is described using two open and shut sequences: a nucleophile addition ring‐open ring‐closure, followed by a nitrile Diels–Alder cycloaddition cycloreversion. The nitrogen swap is particularly effective for tertiary alkyl substituents, transforming easily accessible para‐alkylated ...
Aífe Conboy, Michael F. Greaney
wiley   +2 more sources

The Effect of Post Material on Stress Distribution in Mandibular Second Premolar Tooth by Finite Element Analysis [PDF]

open access: yesJournal of Kerman University of Medical Sciences, 2008
Introduction: The restoration material commonly used as core material for pulpless posterior teeth is mostly amalgam due to its high strength and low cost and it can be used with or without pin. The aim of this study was to evaluate the influence of post
P Amini, F Jahani Moghaddam
doaj  

Evaluation of Class II restoration microleakage with various restorative materials: A comparative In vitro study

open access: yesJournal of Pharmacy and Bioallied Sciences, 2021
Background and Objectives: The quest for a suitable esthetic material for tooth restoration has resulted in significant advancements in both material properties and application technique.
Madhura Pawar   +5 more
doaj   +1 more source

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