Results 71 to 80 of about 387,777 (357)

It's About Time: Learning Time and Educational Opportunity in California High Schools [PDF]

open access: yes, 2014
A new study by the UCLA Institute for Democracy, Education and Access (IDEA) found that teachers in high-poverty schools are more likely than their peers in low-poverty schools to report more time lost for academic instruction due to poor access to ...
John Rogers, Nicole Mirra
core  

Extracorporeal Catalytic Hemoperfusion Therapy for Refractory Septic Shock Using Ceria Nanoparticle‐Embedded Porous Microbeads

open access: yesAdvanced Functional Materials, EarlyView.
This study introduces an extracorporeal hemoperfusion system incorporating porous microbeads embedded with autocatalytic ceria nanoparticles (CeNPs) for targeted reactive oxygen species (ROS) scavenging in septic shock. The blood‐compatible hemoperfusion cartridge demonstrated significant improvements in survival, hemodynamic stability, and organ ...
Pilseon Im   +10 more
wiley   +1 more source

The Emerging 4D Printing of Shape‐Memory Thermomorphs for Self‐Adaptative Biomedical Implants

open access: yesAdvanced Functional Materials, EarlyView.
4D printing enables the creation of smart implants that adapt to changing conditions in the human body over time. At the core of this technology are shape‐memory thermomorphs (SMTMs). This review offers an in‐depth analysis of 4D printing with SMTMs, emphasizing the latest advancements in smart materials, stimuli, programming principles, and their ...
Aixiang Ding, Fang Tang, Eben Alsberg
wiley   +1 more source

Monolithic zirconia and digital impression: case report [PDF]

open access: yes, 2017
The aim of this study is to present a clinical case of a full arch prosthetic rehabilitation on natural teeth, combining both digital work-flow and monolithic ...
Brauner, E   +9 more
core   +1 more source

Mesenchymal Stem Cells‐Derived Extracellular Vesicles Mimetics as Osteoinductive Mediators for Bone Healing

open access: yesAdvanced Functional Materials, EarlyView.
Mesenchymal stem cell‐derived nanoghosts (MSC‐NGs) mimic naturally secreted extracellular vesicles (MSC‐EVs) in structure and physicochemical properties but can be synthesized at more translatable yields. As osteogenic agents, MSC‐NGs demonstrate superior outcomes compared to MSC‐EVs.
Antoine Karoichan   +4 more
wiley   +1 more source

Technological guiding principles for manufacturing full-contour zirconia prosthetic restoration using the CAD/CAM method [PDF]

open access: yesRomanian Journal of Medical Practice
The introduction of CAD/CAM technology in dentistry opened the way for the use of numerous materials for prosthetic restorations: dental alloys, ceramic masses, zirconia, PMMA, etc.
Mihai David   +9 more
doaj   +1 more source

Biomaterial Properties of Titanium in Dentistry [PDF]

open access: yes, 2015
Background Among various dental materials and their successful restorative uses, titanium provides an excellent example of integrating science and technology involving multiple disciplines of dentistry including biomaterials, prosthodontics and surgical ...
Ehrensberger, Mark   +4 more
core   +1 more source

Photothermal Hydrogel with Mn3O4 Nanoparticles Alleviates Intervertebral Disc Degeneration by Scavenging ROS and Regulating Extracellular Matrix Metabolism

open access: yesAdvanced Functional Materials, EarlyView.
The MPTT‐nanozyme‐hydrogel system (Mn3O4@ChS‐HA) provides a multifunctional therapeutic strategy for intervertebral disc degeneration (IVDD), effectively targeting oxidative stress and enhancing AF repair by restoring extracellular matrix (ECM) and redox homeostasis.
Yangyang Chen   +13 more
wiley   +1 more source

3D Technology Development and Dental Education: What Topics Are Best Suited for 3D Learning Resources?

open access: yesDentistry Journal, 2020
The aim of this study is to identify topics (knowledge and skills) from the dental curricula that would benefit from having a 3D learning resource using an exploratory sequential design method. The first phase targeted stakeholders from a Scottish dental
Paulina Poblete   +2 more
doaj   +1 more source

Pengembangan Teknologi Tepat Guna Diagnostik Sederhana Pelayanan Kesehatan Gigi dengan Peran Serta Guru Ukgs [PDF]

open access: yes, 2003
The design of this study was intervention, location of the study area consist of 3 Health centers at Greslk regency, East Java. The respondents were all Dental Health Teachers (Guru UKGS) for elementary school at the study area.
BS, S. P. (SK)   +2 more
core  

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