Results 11 to 20 of about 19,404 (242)

Photosensitizing Antivirals [PDF]

open access: yesMolecules, 2021
Antiviral action of various photosensitizers is already summarized in several comprehensive reviews, and various mechanisms have been proposed for it. However, a critical consideration of the matter of the area is complicated, since the exact mechanisms are very difficult to explore and clarify, and most publications are of an empirical and ...
Kseniya A. Mariewskaya   +5 more
openaire   +3 more sources

Liposomal photosensitizers: potential platforms for anticancer photodynamic therapy

open access: yesBrazilian Journal of Medical and Biological Research, 2011
Photodynamic therapy is a well-established and clinically approved treatment for several types of cancer. Antineoplastic photodynamic therapy is based on photosensitizers, i.e., drugs that absorb photons translating light energy into a chemical potential
L.A. Muehlmann   +4 more
doaj   +3 more sources

Fluorescence Characteristics and Lifetime Images of Photosensitizers of Talaporfin Sodium and Sodium Pheophorbide a in Normal and Cancer Cells

open access: yesSensors, 2015
Fluorescence spectra and fluorescence lifetime images of talaporfin sodium and sodium-pheophorbide a, which can be regarded as photosensitizers for photodynamic therapy, were measured in normal and cancer cells.
Kamlesh Awasthi   +5 more
doaj   +1 more source

Detail Synthetic Study of Infrared Fluorescent Dyes: Design, Synthesis and Chemical Properties of their Photodynamic Therapy Probes [PDF]

open access: yesChemical Review and Letters, 2022
Dipyrromethene boron difluoride (BODIPY) derivatives can be used as effective photosensitizers (PS’s) to eradicate a broad spectrum of microbes that threaten the global population health.
Lavanya Gopala   +2 more
doaj   +1 more source

Photo-Regulation of Enzyme Activity: The Inactivation of a Carboligase with Genetically Encoded Photosensitizer Fusion Tags

open access: yesFrontiers in Catalysis, 2022
Genetically encoded photosensitizers are able to produce reactive oxygen species upon illumination and are exploited in a wide range of applications, especially in the medical field.
Tim Gerlach   +9 more
doaj   +1 more source

Study of the Combination of Self-Activating Photodynamic Therapy and Chemotherapy for Cancer Treatment

open access: yesBiomolecules, 2019
Cancer is a very challenging disease to treat, both in terms of treatment efficiency and side-effects. To overcome these problems, there have been extensive studies regarding the possibility of improving treatment by employing combination therapy, and by
Luís Pinto da Silva   +7 more
doaj   +1 more source

Structure and functions of Aggregation-Induced Emission-Photosensitizers in anticancer and antimicrobial theranostics

open access: yesFrontiers in Chemistry, 2022
Photosensitizers with Aggregation-Induced Emission (AIE) can allow the efficient light-mediated generation of Reactive Oxygen Species (ROS) based on their complex molecular structure, while interacting with living cells.
Heidi Abrahamse   +3 more
doaj   +1 more source

Photosensitization and controlled photosensitization with BODIPY dyes [PDF]

open access: yesCoordination Chemistry Reviews, 2019
Abstract Highly versatile BODIPY dyes proved themselves to be very useful as photosensitizers. These dyes can be derivatized to absorb essentially anywhere in the visible the near IR region of the spectrum. As a result of their diverse reactivity, singlet oxygen generation efficiency can be modulated very precisely, leading to a number of selective ...
Turksoy A., Yildiz D., Akkaya E.U.
openaire   +5 more sources

Intelligent Bimetallic Nanoagents as Reactive Oxygen Species Initiator System for Effective Combination Phototherapy

open access: yesFrontiers in Bioengineering and Biotechnology, 2020
Phototherapy is a promising oncotherapy method. However, there are various factors greatly restricted phototherapy development, including poor tumor-specific accumulation, the hypoxia in solid tumor, and the systemic phototoxicity of photosensitizer ...
Hongfeng Li   +14 more
doaj   +1 more source

Membrane-Targeting Perylenylethynylphenols Inactivate Medically Important Coronaviruses via the Singlet Oxygen Photogeneration Mechanism

open access: yesMolecules, 2023
Perylenylethynyl derivatives have been recognized as broad-spectrum antivirals that target the lipid envelope of enveloped viruses. In this study, we present novel perylenylethynylphenols that exhibit nanomolar or submicromolar antiviral activity against
Kseniya A. Mariewskaya   +18 more
doaj   +1 more source

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