Results 11 to 20 of about 40,674 (266)

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

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

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

Photosensitive Gaseous Detectors for Cryogenic Temperature Applications [PDF]

open access: yesNucl.Instrum.Meth.A573:302-305,2007, 2005
There are several proposals and projects today for building LXe Time Projection Chambers (TPCs) for dark matter search. An important element of these TPCs are the photomultipliers operating either inside LXe or in vapors above the liquid. We have recently demonstrated that photosensitive gaseous detectors (wire type and hole-type) can operate ...
arxiv   +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

Investigation of the photosensitivity, temperature sustainability and fluorescence characteristics of several Er-doped photosensitive fibers [PDF]

open access: yesOptics Communications 237, 4-6 (2004) 301-308, 2011
Three different types of Er doped photosensitive fibers, germanium/erbium (Ge/Er) fiber, tin/germanium/erbium fiber (Sn/Er) and antimony/germanium/erbium fiber (Sb/Er) have been manufactured and studied for use in optical sensor systems. Their characteristics of photosensitivity, the temperature sustainability of fiber Bragg gratings (FBGs) written ...
arxiv   +1 more source

Spectral properties of indotricarbocyanine dye in tissues of experimental animals

open access: yesDoklady Belorusskogo gosudarstvennogo universiteta informatiki i radioèlektroniki, 2020
The paper presents the results of studies of the spectral properties of a photosensitizer based on indotricarbocyanine dye when accumulating in tissues of experimental animals.
M. P. Samtsov   +6 more
doaj   +1 more source

Exciton Localization on Ru-based Photosensitizers Induced by Binding to Lipid Membranes [PDF]

open access: yesJ. Phys. Chem. Lett. 2018, 9, 4, 683-688, 2020
The characterization of electronic properties of metal complexes embedded in membrane environments is of paramount importance to develop efficient photosensitizers in optogenetic applications. Molecular dynamics and QM/MM simulations together with quantitative wavefunction analysis reveal an unforeseen difference between the exciton formed upon ...
arxiv   +1 more source

Photosensitive SrMnO3 [PDF]

open access: yesarXiv, 2022
In recent years, photosensitive materials have been in huge demand because of their fascinating ability to convert absorbed photon energy to generate strain and henceforth tuning the physical properties. In this report we detect the photosensitive activity of SrMnO3.
arxiv  

Aging in gaseous photodetectors [PDF]

open access: yesNucl.Instrum.Meth. A515 (2003) 292-301, 2002
This paper describes the present status of the aging studies in various photosensitive detectors. New experimental data are presented on aging of trimethilamine (TMA) and ethilferrocene (EF) photosensitive vapors as well as on CsI and SbCs photocathodes.
arxiv   +1 more source

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