Results 131 to 140 of about 4,798,531 (406)

FTIR spectral imaging as a probe of ultrasound effect on cells in vitro [PDF]

open access: yesBiophys. & Bioeng. Letters (2009), Vol 2, Nr 2, 2010
Safe and efficient intracellular delivery of genes or drugs is critically important in targeted cancer treatment and gene therapy applications. Ultrasound (US) has been demonstrated to alter the cell membrane permeability due to a biophysical mechanism (Sonoporation) and exploited as a promising non-invasive gene transfer method.
arxiv  

The Effect of Low-intensity Remote Ultrasound on Sciatic Nerve Regeneration in Male Rats [PDF]

open access: yesCaspian Journal of Neurological Sciences
Background: Ultrasonic therapy is used locally to repair damaged peripheral nerves. Objectives: This study was designed to examine the effect of low-intensity remote ultrasound on peripheral nerve regeneration.
Mahsa Nosratiyan   +2 more
doaj  

Multifunctional Hydroxyapatite Coated with Gallium Liquid Metal‐Based Silver Nanoparticles for Infection Prevention and Bone Regeneration

open access: yesAdvanced Functional Materials, EarlyView.
A multifunctional hydroxyapatite (HAp) coating integrated with silver‐gallium liquid metal nanoparticles (HAp‐Ag‐GaNPs) exhibits dual antibacterial and osteogenic properties. It effectively inhibits Gram‐positive and Gram‐negative bacteria, including resistant strains, while enhancing bone regeneration.
Ngoc Huu Nguyen   +17 more
wiley   +1 more source

Low level Laser Therapy versus Ultrasonic therapy for the Treatment of Shoulder Impingement Syndrome A Systematic Review of randomized controlled trials [PDF]

open access: bronze, 2021
Mahmoud N El Tayeb   +7 more
openalex   +1 more source

Bacteria‐Derived Extracellular Vesicle as A “Trojan Horse” for Selective M1 Macrophage‐Targeting in A Multi‐Cellular Entanglement Environment

open access: yesAdvanced Functional Materials, EarlyView.
The temporary transition of macrophages from a pro‐inflammatory phenotype of macrophages (M1) to an anti‐inflammatory phenotype of macrophages (M2) is crucial for tissue repair and regeneration processes. Bacterial outer membrane vesicles (OMVs) are utilized as a “trojan horse” for specific M1 macrophage‐targeting and anti‐inflammatory drug delivery ...
Donglin Cai   +9 more
wiley   +1 more source

Impact of Er:YAG laser on wound healing following nonsurgical therapy: A pilot study

open access: yesClinical and Experimental Dental Research, 2019
The purpose is to examine early wound healing through histological analysis by characterizing connective tissue distribution and organization in the treated periodontium following nonsurgical therapy.
Kandice L. Klepper   +5 more
doaj   +1 more source

A Visible Light‐Responsive Hydrogel to Study the Effect of Dynamic Tissue Stiffness on Cellular Mechanosensing

open access: yesAdvanced Functional Materials, EarlyView.
A visible light‐responsive polyacrylamide‐azobenzene hydrogel enables safe, reversible stiffness control for studying cell mechanobiology without harmful UV exposure. This approach reveals stem cells respond rapidly to mechanical changes, showing altered shape and protein distribution within one hour.
Aafreen Ansari   +11 more
wiley   +1 more source

Can antimicrobial photodynamic therapy serve as an effective adjunct protocol for disinfecting the necrotic root canal system? A randomized controlled study

open access: yesBDJ Open
Background Bacterial infection plays an important role in persistent periapical lesions and inadequate disinfection of root canals is considered the biggest factor responsible for endodontic treatment failure.
Remy Barazy   +4 more
doaj   +1 more source

Fast Neutron Detector Based on Hybrid 2D Perovskite Thin Films

open access: yesAdvanced Functional Materials, EarlyView.
This work presents the direct detection of fast neutrons using flexible hybrid 2D perovskite (PEA2PbBr4) thin‐film detectors. Thanks to their high low‐Z elements content and good charge transport, these materials enable efficient neutron detection. The thin film configuration allowed the operation at low voltage, and offer scalability, flexibility, and
Ilaria Fratelli   +11 more
wiley   +1 more source

Effects of ultrasonic and high-speed air-driven devices on pulp–dentin reactions: An animal study

open access: yesJournal of Dental Sciences, 2014
Background/purpose: The aim of this study was to evaluate the pulp–dentin response after pulp chamber perforation by ultrasonic and high-speed air-driven devices. Materials and methods: Eighteen upper incisors from nine dogs were used in this study.
Ming-Shu Lee   +6 more
doaj   +1 more source

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