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Article
Biodistribution of 177Lu-DOTA-PSMA in Mice with Prostate Carcinoma 22Rv1
Prostate-specific membrane antigen (PSMA) is overexpressed in prostate cancer and is a well-studied target for therapy of this pathology with PSMA-specific radioligands. The aim of this work was to study the b...
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Article
Biodistribution of Osteotropic 177Lu-EDTMP – a Potential Radiopharmaceutical for Radionuclide Therapy of Bone Metastases
Phosphonates labeled with beta-emitting radionuclides are widely used in nuclear medicine for palliative therapy of bone metastases. This work was aimed at studying the biodistribution of a new osteotropic ant...
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Article
Compartmental Modeling of the Kinetics of 188Re-Labeled Pentaphosphonic Acid in Rats with Bone Callus
Phosphonic acids labeled with rhenium-188 (188Re) are promising bone-seeking radiopharmaceuticals (RPs) for bone metastases therapy. The present work was aimed to develop a compartmental mathematical model of 188
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Article
Pharmacokinetics in Intact Rats of N,N,N′,N′-Ethylenediaminetetrakis-(Methylenephosphonic Acid) Labeled with Gallium-68
Pharmacokinetic studies of the new bone-seeking radiopharmaceutical (RP) 68Ga-labeled N,N,N′,N′-ethylenediaminetetrakis(methylenephosphonic acid) (EDTMP) for PET diagnosis of bone metastases showed that 68Ga-EDTM...
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Article
18F-FDG and Other Labeled Glucose Derivatives for Use in Radionuclide Diagnosis of Oncological Diseases (Review)
This review addresses progress in the radionuclide diagnosis of oncological diseases using radiopharmaceutical preparations (RPP) based on labeled glucose derivatives. Most attention is paid to 2-[18F]fluoro-2-de...
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Article
Radiopharmaceuticals Based on Polyaminophosphonic Acids Labeled with α−, β−, and γ-Emitting Radionuclides (Review)
This review presents results on the pharmacokinetic characteristics of osteotropic radiopharmaceuticals (RP) based on polyaminophosphonic acids labeled with various radionuclides. The greatest number of studie...
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Article
The Pharmacokinetics of Technetium-99m-Labeled N,N,N′,N′-Ethylenediaminetetra-Kis-(Methylenephosphonic Acid) in Intact Rats
Pharmacokinetic studies of technetium-99m-labeled N,N,N′,N′-ethylenediaminetetra-kis-(methylenephosphonic acid) (99mTc-EDTMP) showed that this radiopharmaceutical (RP) has high in vivo stability. Studies of the b...
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Article
Pharmacokinetic Study of the New Diagnostic Radiopharmaceutical 99mTc-Pentaphosphonic Acid in Rats with an Experimental Bone-Fracture Model
The pharmacokinetic properties of a bone-seeking radiopharmaceutical based on pentaphosphonic acid labeled with technetium-99m (99mTc-PPA) were investigated. The experiments were performed in healthy rats and in ...
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Article
Pharmacokinetic Characteristics of the Radiopharmaceutical “188Re-Albumin Microspheres” After Intravenous Administration to Laboratory Animals
Studies of the pharmacokinetics of 188Re-human serum albumin microspheres (MSA) of diameter 10 – 20 μm in intact mice showed that the maximum accumulation of activity (about 70%) 5 min at after intravenous admini...
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Article
Studies of the Pharmacokinetics of Actinium-255-Labeled Bisphosphonate in Intact Mice
The pharmacokinetics of 225Ac-labeled hydroxyethylenediphosphoric acid monopotassium salt (225Ac-KHEDP) and 225AcCl3 were studied in intact mice after intravenous administration. The results obtained here showed ...
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Article
Pharmacokinetics of 188Re-labeled pentaphosphonic acid in rats with experimental bone callosity
The influence of modeled femur callosity on the biodistribution of 188Re-labeled pentaphosphonic acid (188Re-PPA) in rats was studied. The radiopharmaceutical was injected into a tail vein 14 d after fracture. It...
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Article
Evaluation of the influence of preparation conditions on pharmacokinetics of bone-seeking radiopharmaceutical 188Re-labeled hydroxyethylidenediphosphonic acid monopotassium salt in rats
The in vivo biodistributions of the monopotassium salt of hydroxyethylidenediphosphonate labeled with 188Re (188Re-KHEDP) were studied in rats for drug batches prepared with and without Re carrier. Also, the phar...
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Article
Pharmacokinetics of a new radiopharmaceutical based on alubmin microspheres and palladium-103 and modified by heat and radiation
The pharmacokinetics of albumin microspheres (AMS) labeled with 103Pd (103Pd-AMS) were studied in healthy mice after intramuscular injections. It was established that increasing the denaturation temperature of al...
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Article
Comparative analysis of pharmacokinetic characteristics of radiopharmaceuticals based on the monopotassium salt of 1-hydroxyethylidenediphosphonic acid labeled by 99mT9c and 188Re
Investigation of pharmacokinetic characteristics of the 99mTc- and 188Re-labeled monopotassium salt of 1-hydroxyethylidenediphosphonic acid (KHEDP) in rats showed that the level of accumulated activity at 5 min a...
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Article
Osteotropic radiopharmaceuticals based on phosphonic acids for the treatment of bone metastases in humans (review)
This review describes the advantages and disadvantages of radionuclides used in the development of radiopharmaceuticals for radionuclide therapy. Comparison of the characteristics of various radionuclides lead...
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Article
Distribution of sodium perrenate in intact mice
The distribution of sodium perrenate (Na188ReO4) in the organism of intact mice has been studied. It is shown that the behavior of Na188ReO4 in the organism depends on the method of administration. In particular,...
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Article
Immunoglobulin: DNA cofactor interaction
The reasons for the appearance of DNA-binding activity of immunoglobulins (Ig) after chromatography on anion-exchange Sephadexes were studied. Elution of Ig from these Sephadexes with 0.5 M NaCl was found, usi...
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Article
Production of [57Co]bleomycetin and study of its kinetics in the bodies of intact animals and tumor-bearing animals
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Article
Pharmacokinetics of [99mTc]acetylmethionine in the organism of tumor-bearing animals
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Article
Preparation of N-C4-[125I]pyrazolylmethyltetracycline and study of its behavior in the organism of intact and tumor-bearing animals