Results 71 to 80 of about 29,900 (262)

Sonoselective Transfection of Glioma Endothelium

open access: yesAdvanced Science, EarlyView.
Delivering non‐viral, gene‐bearing nanoparticles with thiol‐decorated surfaces to gliomas with focused ultrasound yields transfection tropism for endothelial cells. From this platform, “sonoselective” transfection of glioma endothelium is achieved via incorporation of an endothelial cell‐specific promoter.
Anna C. Debski   +8 more
wiley   +1 more source

Complementary correlation between surface microbubble and droplet shapes

open access: yesAIP Advances
Previous atomic force microscopy studies have suggested that surface micro- and nanobubbles exhibit a flat shape. In this study, we directly observed surface microbubbles formed in an NH3BH3 solution using an optical microscope. No flat microbubbles were
Koji Takahara, Satoru Suzuki
doaj   +1 more source

Polyelectrolyte Multilayer: Caged PTFE Particles in Water for Continuous, Sonochemical H2O2 Synthesis

open access: yesAdvanced Science, EarlyView.
A yolk–shell PTFE‐based composite (YSP) enables tunable, robust hydrophobic–water interfaces for efficient, on‐demand sonocatalytic H2O2 generation and pollutant degradation. ABSTRACT The use of polytetrafluoroethylene (PTFE) particles to promote sonochemical H2O2 production has attracted growing interest, as cavitation bubbles formed at or near their ...
Rong Wang   +6 more
wiley   +1 more source

Therapeutic potential of ultrasound microbubbles in gastrointestinal oncology: recent advances and future prospects

open access: yesTherapeutic Advances in Gastroenterology, 2015
Microbubbles were initially invented as contrast agents for ultrasound imaging. However, lately more and more therapeutic applications of microbubbles are emerging, mostly related to drug and gene delivery.
Tatiana D. Khokhlova   +2 more
doaj   +1 more source

Magnetic resonance imaging of oxygen microbubbles

open access: yesHealthcare Technology Letters, 2019
Oxygen loaded microbubbles are being investigated as a means of reducing tumour hypoxia in order to improve response to cancer therapy. To optimise this approach, it is desirable to be able to measure changes in tissue oxygenation in real-time during ...
Elinor Thompson   +6 more
doaj   +1 more source

Deciphering Structure‐Bubble‐Mass Transfer Relationships in Water Electrolysis Through Electrode Morphology Regulation

open access: yesAdvanced Science, EarlyView.
Electrode morphology is shown to govern oxygen‐bubble dynamics and interfacial mass transfer during water electrolysis. Positive‐curvature nanoneedles promote rapid release of small bubbles, sustain electrolyte renewal, and minimize mass‐transport losses, whereas flat and concave architectures increasingly retain bubbles.
Zhiqing Tang   +9 more
wiley   +1 more source

Targeting microbubbles-carrying TGF beta 1 inhibitor combined with ultrasound sonication induce BBB/BTB disruption to enhance nanomedicine treatment for brain tumors

open access: yes, 2017
The clinical application of chemotherapy for brain cancer tumors remains a challenge due to difficulties in the transport of therapeutic agents across the blood-brain barrier/blood-tumor barrier (BBB/BTB). In this study, we developed des-octanoyl ghrelin-
Chen, Yung-Chu;Chiang, Chi-Feng;Wu, Sheng-Kai;Chen, Li-Fang;Hsieh, Wen-Yuan;Lin, Win-Li   +1 more
core   +1 more source

Spatiotemporally Controlled Sequential Chemo‐Immunotherapy Activates Pyroptosis for Robust Anti‐Tumor Immunotherapy

open access: yesAdvanced Science, EarlyView.
A glutathione and ultrasound dual‐responsive cerasome achieves sequential co‐delivery of gemcitabine and BMS1166 in tumors. Chemotherapy priming followed by on‐demand PD‐L1 blockade synergistically amplifies anti‐tumor immunity, inhibiting primary tumor growth, distant metastasis and inducing durable immune memory.
Suhui Sun   +9 more
wiley   +1 more source

Simple processing technology of leaching water using CO2 microbubbles

open access: yes, 2015
The effectiveness of CO2 microsize bubbles for removal of Ca2+ ions in the leaching water discharged from the final landfill site was evaluated using imitation water. For the important parameter in the Ca2+ ion removal, it was found that the treatment in
Suzuki Kenzi   +5 more
core   +1 more source

High-Speed Generation of Microbubbles with Constant Cumulative Production in a Glass Capillary Microfluidic Bubble Generator

open access: yesMicromachines
This work reports a simple bubble generator for the high-speed generation of microbubbles with constant cumulative production. To achieve this, a gas–liquid co-flowing microfluidic device with a tiny capillary orifice as small as 5 μm is fabricated to ...
Jian Yu   +7 more
doaj   +1 more source

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