Results 81 to 90 of about 11,678 (233)

Enhanced cavitation dose and reactive oxygen species production in microbubble-mediated sonodynamic therapy for inhibition of Escherichia coli and biofilm

open access: yesUltrasonics Sonochemistry
Sonodynamic therapy (SDT) is an emerging antibacterial therapy. This work selected hematoporphyrin monomethyl ether (HMME) as the sonosensitizer, and studied the enhanced inhibition effect of Escherichia coli and biofilm by microbubble-mediated ...
Changlong Li   +5 more
doaj   +1 more source

Enzymatic microbubble robots

open access: yesNature Nanotechnology
The development of micro- and nanorobots has amplified the demand for intelligent multifunctional machines in biomedical applications, but most microrobotic systems struggle to achieve the attributes needed for those applications. Here we introduce enzymatic microbubble robots that exhibit steerable motion, enhanced biodegradability, high in vivo ...
Songsong Tang   +14 more
openaire   +2 more sources

Plasmonic microbubbles: nucleation, growth and collapse [PDF]

open access: yes, 2020
Noble metal nanoparticles immersed in a liquid and irradiated by resonant light can rapidly heat up to high temperatures, due to their peculiar absorption ability, and transfer the heat to the surrounding liquid, leading to the formation of bubbles, which have broad application potential in many plasmonic-enhanced processes.
openaire   +1 more source

Application, Challenges, and Prospects of Non‐Thermal Processing Technologies for Seaweed Protein Extraction—A Review

open access: yesFood Chemistry International, EarlyView.
This review highlights non‐thermal extraction technologies for seaweed proteins, emphasizing their mechanisms, impacts on protein structure and functionality, and sustainability potential. Key limitations related to species dependence, extract complexity, and scale‐up are discussed to guide future industrial and biorefinery applications.
Rahat Mahmud   +3 more
wiley   +1 more source

Biopolymer composites from agri‐food wastes and by‐products: valorization, fabrication, and food related applications

open access: yesFood Biomacromolecules, EarlyView.
Agri‐food wastes and by‐products are transformed into sustainable biopolymer composites through extraction, modification, and advanced fabrication technologies. These value‐added materials exhibit enhanced mechanical, barrier, antimicrobial, and biodegradable properties, enabling applications in food packaging, edible coatings, and preservation systems
Samuel Ayofemi Olalekan Adeyeye   +1 more
wiley   +1 more source

Therapeutic Potential of Manuka Honey Microbubble Dressing in Wound Management

open access: yesAdvanced Materials Interfaces
This study investigates the antibacterial effects of Manuka honey (MH) microbubbles on Staphylococcus aureus (S. aureus) in wound dressings. MH solutions are passed through a microbubble generator with a high‐density stainless steel mesh nozzle to ...
Pei‐Ju Lin
doaj   +1 more source

Piezoelectric Materials in Medical Ultrasound: A Comprehensive Review From Fundamentals to Translational Prospects

open access: yesInformation &Functional Materials, EarlyView.
Piezoelectric materials are reviewed as active platforms for medical ultrasound, bridging electromechanical fundamentals, transducer architectures, and biomedical applications. Material–device co‐design is emphasized as the key to high‐performance diagnosis, therapy, monitoring, wearable ultrasound, and emerging ultrasound‐responsive functions ...
Jianan Li, Qing Wan
wiley   +1 more source

Current strategies to enhance the target efficiency of advanced multifunctional ultrasound contrast agents in ischemic diseases

open access: yesInterdisciplinary Medicine, EarlyView.
The graphical abstract outlines a novel multifunctional ultrasound contrast agent for the diagnosis and treatment of ischemic diseases, along with innovative strategies to enhance its targeting efficiency. Abstract Ischemic diseases, such as myocardial infarction, stroke, and peripheral ischemia, are leading causes of death and disability worldwide ...
Yangyang Zhou   +3 more
wiley   +1 more source

Experimental investigation on optical vortex tweezers for microbubble trapping

open access: yesOpen Physics, 2018
In this paper, we investigated the microbubble trapping using optical vortex tweezers. It is shown that the microbubble can be trapped by the vortex optical tweezers, in which the trapping light beam is of vortex beam.
Zhou Xiaoming   +3 more
doaj   +1 more source

Complicated Acute Appendicitis Conservatively Treated in Two Patients With Crohn's Disease: The Role of Intestinal Ultrasound and Contrast‐Enhanced Ultrasound

open access: yesJournal of Clinical Ultrasound, EarlyView.
Intestinal ultrasound and contrast‐enhanced ultrasound were used to diagnose, monitor, and guide conservative treatment of complicated acute appendicitis in two patients with Crohn's disease. Serial imaging enabled early identification of treatment response, allowing long‐term surgery‐free outcomes.
Cataletti Giovanni   +5 more
wiley   +1 more source

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