Results 41 to 50 of about 14,053 (266)

Gadolinium Neutron Capture Therapy for Cats and Dogs with Spontaneous Tumors Using Gd-DTPA

open access: yesVeterinary Sciences, 2023
We conducted a clinical veterinary study on neutron capture therapy (NCT) at a neutron-producing accelerator with seven incurable pets with spontaneous tumors and gadolinium as a neutron capture agent (gadolinium neutron capture therapy, or GdNCT ...
Vladimir Kanygin   +8 more
doaj   +1 more source

Correcting for the heterogeneous boron distribution in a tumor for BNCT dose calculation

open access: yesScientific Reports, 2023
Most treatment planning systems of boron neutron capture therapy perform dose calculations based on the assumption of a homogeneous boron distribution in tumors, which leads to dose distortion due to the difference between the tumor-to-normal tissue ...
Yi-Chiao Teng   +3 more
doaj   +1 more source

Neutron capture therapy with a new boron-porphyrin compound in the rat 9L glioma model [PDF]

open access: yes, 1998
Neutron capture therapy with a new boron-porphyrin compound was tested in a rat brain tumor model . Although the concentration of boron in the tumor was too low to elicit a therapeutic effect, prominent histopathologic changes, such as necrosis ...
Hayakawa Y.   +10 more
core  

Present Status of Boron Neutron Capture Therapy [PDF]

open access: yesActa Oncologica, 1992
The neutron capture reaction 10B(1n,4He)7Li produces two energetic particles, 4He2+ and 7Li3+ that are strongly cell toxic. Due to the short range of these nuclear fragments (5-9 microns) mainly those cells that have bound or internalized a 10B-containing substance are growth-inactivated.
J, Carlsson, S, Sjöberg, B S, Larsson
openaire   +2 more sources

A method for delivering the required neutron fluence in an accelerator-based boron neutron capture therapy system employing a lithium target

open access: yesScientific Reports
Accelerator-based boron neutron capture therapy (BNCT) systems employing a solid-state lithium target indicated the reduction of neutron flux over the lifetime of a target, and its reduction could represent the neutron flux model.
Satoshi Nakamura   +18 more
doaj   +1 more source

Prediction of Boron Concentrations in Blood from Patients on Boron Neutron Capture Therapy [PDF]

open access: yes, 2003
Background: In boron neutron capture therapy, blood boron concentration is the key factor to calculate radiation dose, however, blood sampling is difficult during neutron irradiation.
AKUTSU HIROYOSHI   +11 more
core  

Synthesis and Functional Properties of Fluorinated Phosphonate‐Substituted Porphyrins: Excellent Photosensitizers and Robust Precursors for Photoactive Langmuir–Schaefer Films

open access: yesChemistry – A European Journal, EarlyView.
This is a comprehensive study of new family of high functionalized meso‐tetraarylporphyrins. A synthetic approach to phosphonate‐substituted fluorinated porphyrins was developed. These compounds were investigated with respect to singlet oxygen generation and photostability.
Azhar Kechiche   +8 more
wiley   +1 more source

dosimetry methods in boron neutron capture therapy [PDF]

open access: yes, 2014
Dosimetry studies have been carried out at thermal and epithermal columns of LVR- 15 research reactor for investigating the spatial distribution of gamma dose, fast neutron dose and thermal neutron fluence.
Dario Giove   +15 more
core  

Pretreatment with buthionine sulfoximine enhanced uptake and retention of BSH in brain tumor [PDF]

open access: yes, 2014
To determine the influence of buthionine sulfoximine (BSO) on boron biodistribution after sulfhydryl borane (BSH) administration for boron neutron capture therapy, the effectiveness of the combination of BSO with sulfhydril- (BSH) and non-sulfhydril ...
Akutsu H.   +15 more
core   +1 more source

o‐Carborane‐based multi‐resonance thermally activated delayed fluorescence emitter exhibits highly efficient and multifunctional electroluminescence

open access: yesFlexMat, EarlyView.
By strategically incorporating boron/nitrogen multi‐resonance (B/N‐MR) core into the o‐carborane unit, perfect exciton utilization can be achieved as well as exhibiting stimuli‐responsive properties. The resulting DBN‐oCb‐based organic light‐emitting diode (OLED) demonstrated an impressive external quantum efficiency of 22.3%, the highest reported for ...
Jiasen Zhang   +8 more
wiley   +1 more source

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