نتایج جستجو برای: boron neutron capture therapy bnct
تعداد نتایج: 829713 فیلتر نتایج به سال:
Radiation therapy is the therapeutic modality in which high energy radiations are used to kill tumor cells [1]. Conventional radiation therapy is a whole body radiation process resulting in numerous side effects, highlighting the need to identify alternative targeted therapy [1]. BNCT is a targeted therapy in which cancer cells accumulate boron and are subsequently bombarded with neutrons [2]. ...
BACKGROUND The boron concentration (BC) in the blood, rather than in normal tissue, is often used as the reference to calculate the BC in tumor for boron neutron capture therapy (BNCT). The aims of this study were to justify whether BC in the blood is equal to that of normal tissue, and to verify the macro- and microdistributions of boron in tumor. MATERIALS AND METHODS BALB/c nude mice beari...
The preparation of 3-4 nm and 10 nm gold nanoparticles capped with neutral carborane-based mercaptocarboranes, via two different preparative routes, is reported. The resulting boron-enriched nanomaterials exhibit complete dispersibility in water, opening the way for the use of these monolayer protected clusters (MPCs) in medical applications, such as boron neutron capture therapy (BNCT). These ...
Radiation sensitive polymer gels are among the most promising three-dimensional dose verification tools developed to date. Polymer gel dosimeter known by the acronym MAGIC has been tested for evaluation of its use in boron neutron capture (BNCT) dosimetry. We irradiated a large (diameter 10 cm, length 20 cm) cylindrical gel phantom in the epithermal neutron beam of the Finnish BNCT facility at ...
Herein we present the synthesis and characterization of benzo[b]acridin-12(7H)-ones bearing carboranyl moieties and test their biological effectiveness as boron neutron capture therapy (BNCT) agents in cancer treatment. The cellular uptake of these novel compounds into the U87 human glioblastoma cells was evaluated by boron analysis (ICP-MS) and by fluorescence imaging (confocal microscopy). Th...
The data presented in this article are related to the research article entitled "Synthesis and Characterization of Boron Fenbufen and its F-18 Labeled Homolog for Boron Neutron Capture Therapy of COX-2 Overexpressed Cholangiocarcinoma". The contents of the data article include 1) the set up for performing in vitro binding assay, 2) 1H-, 13C- and 19F-NMR of compounds described in main text, 3) H...
The (10)B enriched form of Na(2)B(12)H(11)SH (BSH) is used in a binary cancer radiation treatment, known as boron neutron capture therapy (BNCT). The BSH anion can also form a dimer, [B(24)H(22)S(2)](4-) (BSSB), previously used in animal model studies. It is demonstrated here that the retention of BSSB in mouse M2R melanoma and rat C6 glioma cells is significantly longer than that of the monome...
Core-polymerized and boron-conjugated micelles (PM micelles) were prepared by free radical copolymerization of a PEG-b-PLA block copolymer bearing an acetal group and a methacryloyl group (acetal-PEG-b-PLA-MA), with 1-(4-vinylbenzyl)-closo-carborane (VB-carborane), and the utility of these micelles as a tumor-targeted boron delivery system was investigated for boron neutron capture therapy (BNC...
Boron neutron capture therapy (BNCT) is successful when there is a sufficient (10)B concentration in tumor cells. In melanoma, (10)B-para-boronophenylalanine (BPA) accumulation is proportional to melanin-producing activity. This study was done to confirm enhancement of the tumor-suppressive effect of BNCT on amelanotic melanoma by intratumoral injection of the tyrosinase gene. D178 or FF amelan...
Boron neutron capture therapy (BNCT) is a form of radiation therapy that requires selective uptake of boron by the tumor and irradiation with thermal neutrons. Phenylalanine is an amino acid precursor of melanin and when boronated (p-boronophenylalanine [BPA]) was found to be selectively taken up by Greene melanoma cells in the anterior chamber of rabbits. This tumor model was irradiated 24 hr ...
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