Results 211 to 220 of about 14,417 (339)

Optical stability of 3D‐printed and milled zirconia after artificial aging and immersion in liquids: An in vitro study

open access: yesJournal of Prosthodontics, EarlyView.
ABSTRACT Purpose To assess the impact of artificial aging and immersion in common liquids on the optical properties of 3D‐printed and milled zirconia. Materials and Methods Monolithic zirconia discs (N = 100) were fabricated using two methods: 3Y‐TZP for milling (e.max ZirCAD LT BL, Ivoclar Vivadent) and printable 3Y‐TZP material (LithaCon 3Y 230) for ...
Athanasios E. Rigos   +4 more
wiley   +1 more source

Reminiscent of the pre‐diatom? A hitherto undescribed scaly bolidophyte Lepidoparma frigida gen. et sp. nov. in a new order Lepidoparmales based on morphology, phylogeny, and ecology

open access: yesJournal of Phycology, EarlyView.
Abstract The class Bolidophyceae, which consists of small phytoplankton distributed worldwide, is the sister group of diatoms. This class has contained only one order, the Parmales, until now. In this study, we established a new order Lepidoparmales Kamakura & S.Sato ord. nov. and a new family Lepidoparmaceae Kamakura & S.Sato fam.
Shiho Kamakura   +8 more
wiley   +1 more source

Comparative evaluation of Microarc Oxidation and sandblasting on the retention of cement-retained implant restorations: An <i>in-vitro</i> study. [PDF]

open access: yesJ Oral Biol Craniofac Res
Glory A   +5 more
europepmc   +1 more source

Effectiveness of Implant Therapy in Patients With and Without a History of Periodontitis: A Systematic Review With Meta‐Analysis of Prospective Cohort Studies

open access: yesJournal of Periodontal Research, EarlyView.
A history of periodontitis significantly increases the risk for implant loss, peri‐implant marginal bone loss and peri‐implantitis. ABSTRACT Aim This systematic review investigates the effectiveness of implant therapy in patients with and without a history of periodontitis in terms of implant loss, peri‐implant marginal bone loss (MBL), and occurrence ...
Marco Annunziata   +7 more
wiley   +1 more source

Bone Loss at Implant with Titanium Abutments Coated by Soda Lime Glass Containing Silver Nanoparticles: A Histological Study in the Dog [PDF]

open access: yes, 2014
Bartolomé Gómez, José Florindo   +7 more
core   +1 more source

Incidence and Risk Factors of Peri‐Implantitis Over Time—A Prospective Cohort Study

open access: yesJournal of Periodontal Research, EarlyView.
Identifying true risk factors requires a longitudinal evaluation to verify the temporality criterion. This study identified periodontitis (stage and grade), lifestyle behaviours (smoking and sleep duration), implant location, and prosthetic factors (restoration type and margin location) as risk factors for peri‐implantitis.
Mario Romandini   +4 more
wiley   +1 more source

A comparison of four decontamination procedures in Reusing healing abutments: An in vitro study

open access: yesSaudi Dental Journal
Objectives: This study aimed to compare the effect of four decontamination methods on the level of residual contaminants in the re-usage of dental healing abutments.
Narges Naghsh   +5 more
doaj  

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