Results 61 to 70 of about 139,654 (335)

The Evolution of Extended Platelet-Rich Fibrin Membranes for Socket Grafting: Part One: Technical Development of Protocols

open access: yesDentistry Journal
Background: Platelet-rich fibrin (PRF) is an autologous biomaterial utilized as an adjunct in dental implant surgeries owing to its significant biocompatibility, supra-physiological concentration of growth factors, and ability to speed either soft or ...
Nathan E. Estrin   +5 more
doaj   +1 more source

Missense mutations in the perforin (PRF1) gene as a cause of hereditary cancer predisposition [PDF]

open access: yes, 2016
Perforin, a pore-forming toxin released from secretory granules of NK cells and CTLs, is essential for their cytotoxic activity against infected or cancerous target cells.
Chaudhry, MS   +7 more
core   +1 more source

Investigation of Laser Ablation and Brush Pre‐Treatments for AlCu Cold Roll Bonding in Oxygen‐Free Conditions

open access: yesAdvanced Engineering Materials, EarlyView.
It is shown that laser ablation pretreatment under oxygen‐free conditions enables copper–aluminium bonding at significantly lower deformation degrees and improved properties compared to mechanical brushing. Laser ablation further increases interface contact area and induces favourable residual stress states and microstructural compatibility ...
Khemais Barienti   +11 more
wiley   +1 more source

Equalization of multi-Gb/s chip-to-chip interconnects affected by manufacturing tolerances [PDF]

open access: yes, 2017
Electrical chip-to-chip interconnects suffer from considerable intersymbol interference at multi-Gb/s data rates, due to the frequency-dependent attenuation.
Bailleul, Jelle   +4 more
core   +2 more sources

Effect of Laser Deoxidation on Adhesive‐Bonded Aluminum in an Oxygen‐Free Atmosphere

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser ablation of aluminum under oxygen‐free conditions. The goal is to produce oxide‐free substrates that enable improved adhesive bonding with epoxy. Optimized laser parameters (90% overlap, 300 µJ) combined with oxide‐free substrates result in the highest tensile strength of the adhesive bond.
Sandra Gerland   +5 more
wiley   +1 more source

A novel approach to treat peri implantitis with the help of PRF

open access: yesThe Pan African Medical Journal, 2017
A new field of biomédical science, known as tissue engineering, applies the principles of biology and engineering to the development of functional substitutes for tissues and organs.
Rashmi Shah   +3 more
doaj   +1 more source

Liquid PRF Reduces the Inflammatory Response and Osteoclastogenesis in Murine Macrophages

open access: yesFrontiers in Immunology, 2021
Macrophage activation and osteoclastogenesis are hallmarks of inflammatory osteolysis and may be targeted by the local application of liquid platelet-rich fibrin (PRF).
Zahra Kargarpour   +4 more
semanticscholar   +1 more source

Al–Cu Composite Casting of Laser‐Deoxidized Copper: Bonding, Interfacial Chemistry, and Thermal Conductivity

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser‐based oxide removal of Cu inserts in oxygen‐free conditions and examines long‐term oxidation kinetics and surface chemistry under different atmospheres via X‐ray photoelectron spectroscopy. Al–Cu compound casting with differently oxidized surfaces is performed, and intermetallic phase formation, morphology, and thermal ...
Timon Steinhoff   +9 more
wiley   +1 more source

Reduction of relative centrifugation force within injectable platelet-rich-fibrin (PRF) concentrates advances patients’ own inflammatory cells, platelets and growth factors: the first introduction to the low speed centrifugation concept

open access: yesEuropean Journal of Trauma and Emergency Surgery, 2017
PurposeThe aim of this study was to analyze systematically the influence of the relative centrifugation force (RCF) on leukocytes, platelets and growth factor release within fluid platelet-rich fibrin matrices (PRF).Materials and methodsSystematically ...
J. Choukroun, S. Ghanaati
semanticscholar   +1 more source

NanoMOF‐Based Multilevel Anti‐Counterfeiting by a Combination of Visible and Invisible Photoluminescence and Conductivity

open access: yesAdvanced Functional Materials, EarlyView.
This study presents novel anti‐counterfeiting tags with multilevel security features that utilize additional disguise features. They combine luminescent nanosized Ln‐MOFs with conductive polymers to multifunctional mixed‐matrix membranes and powder composites. The materials exhibit visible/NIR emission and matrix‐based conductivity even as black bodies.
Moritz Maxeiner   +9 more
wiley   +1 more source

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