Results 141 to 150 of about 178,289 (369)

A Highly Adaptable Hydrogen Bond Re‐Orientation (HyBRO) Strategy for Multiscale Vasculature Fabrication

open access: yesAdvanced Materials, EarlyView.
A novel hydrogen bond re‐orientation (HyBRO) strategy enables three‐dimensional (3D) printing of vascular microchannel networks with high accuracy. By switching sacrificial material interactions with nonsolvents, HyBRO prevents swelling and deformation, enabling accurate hierarchical channels spanning a tenfold size range.
Zhencheng Liao   +5 more
wiley   +1 more source

Can kinematics, file diameter, and PUI influence the intracanal decontamination and apical bacterial extrusion? [PDF]

open access: yesBrazilian Oral Research
: The present study investigated the intracanal decontamination and apical extrusion of bacteria and debris from root canals instrumented with rotary and reciprocating systems (ProDesign Logic or ProDesign R), with different file diameters and using ...
Maricel Rosario Cardenas Cuellar   +5 more
doaj   +2 more sources

The effect of a manual instrumentation technique on five types of premolar root canal geometry assessed by microcomputed tomography and three-dimensional reconstruction [PDF]

open access: yes, 2011
Background Together with diagnosis and treatment planning, a good knowledge of the root canal system and its frequent variations is a necessity for successful root canal therapy.
A Guelzow   +48 more
core   +3 more sources

DNA‑Directed Assembly of Photonic Nanomaterials for Diagnostic and Therapeutic Applications

open access: yesAdvanced Materials, EarlyView.
DNA‐directed assembly offers a powerful strategy for constructing structured photonic nanomaterials with precise spatial control. This review provides a comprehensive overview of recent advancements in DNA‐assembled photonic nanomaterials for diagnostics and therapeutics, highlighting key design principles, functionalization strategies, and optical ...
Longjiang Ding   +5 more
wiley   +1 more source

Harnessing Photo‐Energy Conversion in Nanomaterials for Precision Theranostics

open access: yesAdvanced Materials, EarlyView.
Harnessing photo‐energy conversion in nanomaterials enables precision theranostics through light‐driven mechanisms such as photoluminescence, photothermal, photoelectric, photoacoustic, photo‐triggered surface‐enhanced Raman scattering (SERS), and photodynamic processes. This review explores six fundamental principles of photo‐energy conversion, recent
Jingyu Shi   +4 more
wiley   +1 more source

Ex Vivo Comparison of Mtwo and RaCe Rotary File Systems in Root Canal Deviation: One File Only versus the Conventional Method

open access: yesFrontiers in Dentistry, 2016
Objectives: Cleaning and shaping of the root canal system is an important step in endodontic therapy. New instruments incorporate new preparation techniques that can improve the efficacy of cleaning and shaping.
Mohsen Aminsobhani   +2 more
doaj  

Evaluation of the Accuracy of Electronic Apex Locators in Modern Endodontics: An Umbrella Review

open access: yesMedicina
Background and Objectives: To achieve success in endodontic treatment, it is essential to properly perform the steps of shaping, cleansing and obturation.
Massimo Pisano   +5 more
doaj   +1 more source

ProTaper rotary root canal preparation: assessment of torque and force in relation to canal anatomy [PDF]

open access: bronze, 2003
Ove A. Peters   +3 more
openalex   +1 more source

Microleakage of Postendodontic Systems [PDF]

open access: yes, 2003
Svrha rada bila je upozoriti na nužnost poštivanja pravila pri izradbi poslijeendodontskih nadogradnji zuba. Poslijeendodontski sustav mora osigurati retenciju i rezistenciju nadogradnje, rezistenciju preostaloga zubnog tkiva, te dobro brtvljenje ...
Božidar Pavelić   +4 more
core   +1 more source

Comparative evaluation of anti microbial effects of triple antibiotic paste and amox and its derivatives against E. Faecalis : an in vitro study [PDF]

open access: yes, 2017
Enterococcus faecalis is a microorganism commonly detected in asymptomatic, persistent endodontic infections. Triple antibiotic paste has stood the test of time as a proven antibiotic combination against E. Faecalis.
Acharya, Rushil   +6 more
core   +1 more source

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