Results 51 to 60 of about 11,392 (286)

Identification of a Force‐Induced Sox9+Acan+ Transitional Subpopulation Linked to FGF2–FGFR2–ERK Signaling in Orthodontic Bone Remodeling

open access: yesAdvanced Science, EarlyView.
Mechanical loading induces a previously unrecognized Sox9+Acan+ transitional mesenchymal cell population in the periodontal ligament that promotes osteoclastogenesis via the FGF2–FGFR2–ERK axis. Targeting this mechanoresponsive stromal population using a localized GelMA@siRNA delivery strategy attenuates pathological osteoclast overactivation and root ...
Miao Tan   +9 more
wiley   +1 more source

Tensile strength differences between nickel-titanium and titanium molybdenum alloy orthodontic archwire after immersion in detergent toothpaste

open access: yesScientific Dental Journal, 2020
Background: Titanium-based alloys, such as nickel-titanium (NiTi) and titanium molybdenum alloy (TMA), have gained immense popularity in the last decades. Some toothpaste ingredients can negatively affect orthodontic procedures.
Hilda Fitria Lubis, Calvint
doaj   +1 more source

Friction Testing of a New Ligature [PDF]

open access: yes, 2011
Objective: To determine if American Orthodontics\u27 (AO) new, experimental ligature demonstrates less friction in vitro when compared to four other ligatures on the market.
Mantel, Alison
core   +1 more source

Modeling chronic periodontitis in rats: Persistent alveolar bone loss mediated by periodontal pathogens

open access: yesAnimal Models and Experimental Medicine, EarlyView.
Irrigation of periodontal pockets with human periopathogens, in combination with a 14‐day ligature‐induced periodontitis protocol, significantly enhances alveolar bone loss and sustains bacterial colonization for up to 28 days following ligature removal, thereby more closely replicating the chronic nature of human periodontitis compared to the ligature
Maksym Skrypnyk   +4 more
wiley   +1 more source

Evaluation of the Biocompatibility of Orthodontic Brackets and Wires: An In-Vitro Study

open access: yesJournal of Pharmacy and Bioallied Sciences
Background: Orthodontic treatment involves the use of various materials, including brackets and wires, which come into direct contact with oral tissues. Biocompatibility of these materials is crucial to ensure patient safety and treatment success.
Mohammad Khursheed Alam   +5 more
doaj   +1 more source

Thermal Analysis of As-received and Clinically Retrieved Copper-Nickel-Titanium Orthodontic Archwires [PDF]

open access: yes, 2007
Objective: To compare as-received copper-nickel-titanium (CuNiTi) archwires to those used in patients by means of differential scanning calorimetry (DSC).
Berzins, David W.   +2 more
core   +1 more source

The Eulerian buckling test for orthodontic wires [PDF]

open access: yesThe European Journal of Orthodontics, 2008
Orthodontic treatment is mainly dependent on the loads developed by metal wires. The load developed by a buckled orthodontic wire is of great concern for molar distalization and cannot be simply derived from mechanical properties measured through classical tests (i.e. tensile, torsion, and bending).
De Santis R   +5 more
openaire   +4 more sources

Current Orthodontic Education Status on Treating Patients With ASD and/or ADHD in North America

open access: yesJournal of Dental Education, EarlyView.
ABSTRACT Objectives Autism spectrum disorder (ASD) and attention‐deficit hyperactivity disorder (ADHD) are associated with specific dental and behavioral attributes, particularly in children, that necessitate special attention from healthcare providers.
Nikki Wei   +4 more
wiley   +1 more source

Evaluation of Nickel Ion Release from Orthodontic Wires in Different Types of Artificial Saliva [PDF]

open access: yesAl-Rafidain Dental Journal, 2014
Aims: To evaluate the amount of nickel ion release from stainless steel orthodontic wires in different artificial saliva and in different time periods. Materials and Methods: This study included six different commercial stainless steel orthodontic wires ...
Amer. A. Taqa   +2 more
doaj   +1 more source

Analysis of biofilm formation by Candida albicans in different types of orthodontic fixed appliances and devices

open access: yesBrazilian Dental Science, 2023
Objective: in this study, biofilm formation by Candida albicans in fixed orthodontic appliances was evaluated. Material and Methods: a total of 300 conventional metal brackets (MC), ceramic (CB), self-ligation (SLB), nickel-titanium (NiTi), and nickel ...
Ellen Eduarda Fernandes   +7 more
doaj   +1 more source

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