Results 71 to 80 of about 45,435 (304)

Nanozymes at the Bio‐Nano Interface: From Synthesis, Defect Engineering, Catalytic Behavior in Biological Microenvironments, and Biosafety Implications

open access: yesAdvanced Materials Interfaces, EarlyView.
Nanozymes (NZs) have emerged as versatile artificial enzymes with tunable catalytic properties driven by atomic coordination, defect engineering, and surface chemistry. This review presents a bio–nano interface framework linking synthesis strategies, structural design, and catalytic behavior within complex biological microenvironments.
Karen Guadalupe Quintero‐Garrido   +6 more
wiley   +1 more source

A Comparative Investigation of the Microleakage of Biodentine and Mineral Trioxide Aggregate as Coronal Barrier in Nonvital Bleaching

open access: yesJournal of Mazandaran University of Medical Sciences, 2020
Background and purpose: Internal bleaching is recommended to correct the discoloration of pulpless teeth. This study aimed to compare the microleakage of biodentine and mineral trioxide aggregate (MTA) used as an intracanal barrier in non-vital bleaching.
Marjan Bolbolian   +5 more
doaj  

Effects of Er,Cr:Ysgg Laser on Microleakage of a Self-Etch Adhesive System

open access: yesCumhuriyet Dental Journal, 2019
Objectives: The purpose of this in-vitro study was to evaluate the microleakage of a self-etch dentin adhesive system in cavities prepared by a conventional dental bur and an Er,Cr:YSGG laser.Materials and Methods: Forty extracted premolar teeth were ...
Muesser Ahu Durhan   +3 more
doaj   +1 more source

The Sudden Interpretation: Northville Industries Corp. v. National Union Fire Insurance Co. of Pittsburgh [PDF]

open access: yes, 1999
A continuing dispute is occurring regarding the definition of sudden in the sudden and accidental exception to the pollution exclusion clause of the standard Comprehensive General Liability (CGL) insurance policies of the 1970s and early 1980s.
Cagande, Liberty F.
core   +2 more sources

Cap‐oPMN: Oral Inflammatory Load Quantification Using Capillary Microfluidics and Automated Image Processing

open access: yesAdvanced Materials Technologies, EarlyView.
ABSTRACT Quantifying oral polymorphonuclear neutrophils (oPMNs) is a clinically validated approach for assessing periodontal inflammation. However, current methods, such as manual hemocytometry and flow cytometry, are time‐consuming (>3 h), require invasive sampling, and depend on staining and complex instrumentation, making them unsuitable for point ...
Mohsen Hassani   +9 more
wiley   +1 more source

Deep Learning for the Radiographic Detection of periodontal Bone Loss [PDF]

open access: yes, 2019
We applied deep convolutional neural networks (CNNs) to detect periodontal bone loss (PBL) on panoramic dental radiographs. We synthesized a set of 2001 image segments from panoramic radiographs. Our reference test was the measured % of PBL.
Dörfer, Christof   +7 more
core   +1 more source

Aluminum Oxynitride‐Engineered Transparent Aluminum Nitride Resistive Memory for Low‐Leakage Multilevel Switching in Micro‐LED Pixels

open access: yesAdvanced Materials Technologies, EarlyView.
An AlON interfacial layer is engineered within an AlN switching layer to enable transparent RRAM with four stable resistance states. The device achieves low‐voltage multilevel switching and a high HRS, allowing precise grayscale modulation and preventing light leakage in micro‐LEDs operated at VDD = 2.7 V.
Sung Keun Choi   +7 more
wiley   +1 more source

Comparative evaluation of self-adhering flowable and conventional flowable composites using different adhesive systems

open access: yesCaspian journal of dental research, 2019
Introduction: The ability to seal margins is considered as one of the best predictors for the long-term success of bonded restorations. The aim of this study was to compare microleakage in occlusal and gingival margins between cavities filled with self ...
Maede Rahmanifard   +3 more
doaj  

Microleakage evaluation of photopolymerization efficiency in different layering methods of new generation LED light devices [PDF]

open access: yesBalkan Journal of Dental Medicine, 2023
Background/Aim: The aim of this study was to examine the microleakage values after restoring the prepared Class II box cavities using two different composite resins with three different layering methods and polymerizing them with five different LED light
Yücel Merve   +3 more
doaj  

Novel Molecules for Intra-Oral Delivery of Antimicrobials to Prevent and Treat Oral Infectious Diseases [PDF]

open access: yes, 2008
New molecules were designed for efficient intra-oral delivery of antimicrobials to prevent and treat oral infection. The salivary statherin fragment, which has high affinity for the tooth enamel, was used as a carrier peptide. This was linked through the
Dentino, Andrew R.   +2 more
core   +1 more source

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