Results 91 to 100 of about 40,674 (266)

Hematoporphyrin derivative-mediated photodynamic techniques for the diagnosis and treatment of chordoma

open access: yesPhotodiagnosis and Photodynamic Therapy
Background: Chordoma is a rare congenital low-grade malignant tumor characterized by infiltrative growth. It often tends to compress important intracranial nerves and blood vessels, making its surgical treatment extremely difficult. Besides, the efficacy
Lei Li   +7 more
doaj  

Self-assembled aldehyde dehydrogenase-activatable nano-prodrug for cancer stem cell-enriched tumor detection and treatment

open access: yesNature Communications
Cancer stem cells, characterized by high tumorigenicity and drug-resistance, are often responsible for tumor progression and metastasis. Aldehyde dehydrogenases, often overexpressed in cancer stem cells enriched tumors, present a potential target for ...
Bowen Li   +11 more
doaj   +1 more source

Decolorization of Orange-G Aqueous Solutions over C60/MCM-41 Photocatalysts

open access: yesApplied Sciences, 2019
The majority of the photocatalysts studied for azo-dye degradation are based on semiconductor materials. Studies reported on non-semiconducting materials are very scarce.
John Kyriakopoulos   +4 more
doaj   +1 more source

Photosensitive Strip RETHGEM [PDF]

open access: yesarXiv, 2008
An innovative photosensitive gaseous detector, consisting of a GEM like amplification structure with double layered electrodes (instead of commonly used metallic ones) coated with a CsI reflective photocathode, is described. In one of our latest designs, the inner electrode consists of a metallic grid and the outer one is made of resistive strips; the ...
arxiv  

Progress and Application of Multifunctional Hydrogel in Radioactive Skin Injury

open access: yesAdvanced Materials Interfaces, EarlyView.
This review examines healing challenges in radiation‐wound injuries, where ionizing radiation impairs immune and tissue repair processes. Hydrogels, with their biocompatibility, antimicrobial properties, and drug delivery capabilities, present a transformative solution. It compares hydrogel efficacy in radiation‐induced versus common wounds, highlights
Xinyue Cui   +5 more
wiley   +1 more source

Miniaturized Devices for On‐the‐Spot Generation of Small‐Diameter Vascular Grafts

open access: yesAdvanced Materials Technologies, EarlyView.
An intracorporeal extrusion device is developed for on‐the‐spot generation of vascular grafts with tunable diameters spanning from 1 to 6 mm. The device uses biomimetic polymers and light, to promptly obtaining biocompatible and high‐burst pressure‐resistant grafts.
Deyanira Hernandez‐Sanchez   +11 more
wiley   +1 more source

Triarylphosphonium BODIPY‐Based [2]Rotaxanes Nanoparticles for Light‐Driven Antibacterial Applications

open access: yesAdvanced Optical Materials, EarlyView.
New photosensitizers for light‐induced antimicrobial therapy are successfully synthesized and characterized. When dissolved in water, all compounds self‐assemble forming spherical aggregates with <100 nm dimensions. The nanoparticles show high photothermal conversion efficiency and demonstrate antimicrobial activity toward both Gram‐negative and Gram ...
Greta Sambucari   +9 more
wiley   +1 more source

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