Results 11 to 20 of about 40,842 (301)

Far-red light-triggered cargo release from liposomes bound to a photosensitizer-cellulose nanofiber hydrogel

open access: yes, 2023
Light-triggered release from liposomes has been extensively researched. In virtually all the cases the photosensitizer has been encapsulated in liposomes core or liposomal membrane.
Alexander , Efimov   +5 more
core   +1 more source

Submicron vaterite particles, loaded with porphyrazine photosensitizer for photodynamic therapy of bladder carcinoma cells [PDF]

open access: yesИзвестия Саратовского университета. Новая серия: Физика, 2023
Background and Objectives: Bladder cancer is one of the ten most common cancers causing a high mortality rate. Photodynamic therapy (PDT) is one of the promising ways to treat this disease.
Shestakova, Lydia N.   +6 more
doaj   +1 more source

Improving the Efficiency of Photodynamic Chemotherapy in Root Canals against Enterococcus faecalis In Vitro

open access: yesAntibiotics, 2020
The aim of this study was to evaluate the effect of photoactivated chemotherapy (PACT) on Enterococcus faecalis (E. faecalis) biofilms in root canals using an 90% isopropanol (IPA)-based photosensitizer and removing excess photosensitizer before light ...
Christian Tennert   +6 more
doaj   +1 more source

Photosensitizer-Conjugated Hollow ZnFe2O4 Nanoparticles for Antibacterial Near-Infrared Photodynamic Therapy

open access: yes, 2021
In this work, Ce6-mediated photodynamic therapy (PDT) was investigated for antibacterial inactivation, using ZnFe2O4–Ce6 nanocarriers operated with low-irradiance light in the near-infrared range.
Jin-Seo Noh   +5 more
core   +1 more source

The photosensitizer-based therapies enhance the repairing of skin wounds

open access: yesFrontiers in Medicine, 2022
Wound repair remains a clinical challenge and bacterial infection is a common complication that may significantly delay healing. Therefore, proper and effective wound management is essential.
Xiaoying Ning   +4 more
doaj   +1 more source

Photoinduced Endosomal Escape Mechanism: A View from Photochemical Internalization Mediated by CPP-Photosensitizer Conjugates

open access: yesMolecules, 2020
Endosomal escape in cell-penetrating peptide (CPP)-based drug/macromolecule delivery systems is frequently insufficient. The CPP-fused molecules tend to remain trapped inside endosomes and end up being degraded rather than delivered into the cytosol. One
Tet Htut Soe   +2 more
doaj   +1 more source

Photosensitizer-Free Photoinduced Ground-State Triplet Carbene-Assisted Aryloxy Radical Generation via HAT

open access: yes, 2023
Carbene is the pivotal reactive intermediate and its reactivity potential has been extensively explored in a variety of synthetic transformations ranging from cycloaddition to site-selective C–H functionalizations.
Debasish, Laha   +5 more
core   +1 more source

Benzophenone as a Cheap and Effective Photosensitizer for the Photocatalytic Synthesis of Dimethyl Cubane-1,4-dicarboxylate

open access: yes, 2023
The key intramolecular [2+2] photochemical cycloaddition step in the synthesis of dimethyl cubane-1,4-dicarboxylate is performed with substoichiometric amounts of the photosensitizer benzophenone.
Andrew, Smith   +4 more
core   +1 more source

PHOTODYNAMIC THERAPY: NEW LIGHT IN MEDICINE WORLD

open access: yesIndonesian Journal of Chemistry, 2010
Photodynamic therapy (PDT) is a considerably new kind of photochemotherapeutic treatment in medical field. It combines the use of three components, which are a photosensitizer, light and oxygen. Photosensitizer is a compound activated by light.
Venny Santosa, Leenawaty Limantara
doaj   +1 more source

Photodynamic action of the red laser on Propionibacterium acnes [PDF]

open access: yesAnais Brasileiros de Dermatologia, 2017
: Background: Photodynamic therapy is a therapeutic modality that has consolidated its activity in the photooxidation of organic matter, which arises from the activity of reactive oxygen species.
Rogério Rodrigo Ramos   +5 more
doaj   +1 more source

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