Results 21 to 30 of about 25,284 (262)

Historical efforts to develop 99mTc-based amyloid plaque targeting radiotracers

open access: yesFrontiers in Nuclear Medicine, 2022
Imaging biomarkers have changed the way we study Alzheimer's disease and related dementias, develop new therapeutics to treat the disease, and stratify patient populations in clinical trials.
Ghazaleh Takalloobanafshi   +5 more
doaj   +1 more source

Technetium Encapsulation by A Nanoporous Complex Oxide 12CaO•7Al2O3 (C12A7)

open access: yesNanomaterials, 2019
Technetium (99Tc) is an important long-lived radionuclide released from various activities including nuclear waste processing, nuclear accidents and atmospheric nuclear weapon testing.
Navaratnarajah Kuganathan   +1 more
doaj   +1 more source

The Chemistry of Phenylimidotechnetium(V) Complexes with Isocyanides: Steric and Electronic Factors

open access: yesMolecules, 2022
Organometallic approaches are of ongoing interest for the development of novel functional 99mTc radiopharmaceuticals, while the basic organotechnetium chemistry seems frequently to be little explored. Thus, structural and reactivity studies with the long-
Guilhem Claude   +5 more
doaj   +1 more source

Synthesis and Structure of Oxygen Deficient Lead-Technetium Pyrochlore, the First Example of a Valence V Technetium Oxide

open access: yesFrontiers in Chemistry, 2021
The structure of lead-technetium pyrochlore has been refined in space group Fd3¯m with a = 10.36584(2) Å using a combination of synchrotron X-ray and neutron powder diffraction data and confirmed via Electron Diffraction.
Brendan J. Kennedy   +13 more
doaj   +1 more source

Technetium Colloidal Behavior in Deionized Water System under Simulated HLW Geological Disposal Condition

open access: yesYuanzineng kexue jishu, 2023
99Tc is a key radionuclide in the safety case of deep geological disposal of high-level radioactive waste (HLW) due to its long half-life of 2.13×105 years and high yield in nuclear reactors.
SHAO Yanjiang;WANG Bo;ZHOU Duo;CHEN Xi;FANG Sheng;XU Yuwei;XU Qiangwei;LIU Chen;BAO Liangjin;LONG Haoqi;XIAN Liang
doaj  

Efficacy of scintigraphy as a diagnostic aid in oral and maxillofacial pathologies: A comparative radionuclide-radiographic study

open access: yesJournal of Indian Academy of Oral Medicine and Radiology, 2015
Aims and Objectives: The aim of this study was to investigate various lesions involving the oral and maxillofacial region by using scintigraphy and to compare the findings with those of conventional radiograph. Materials and Methods: Nineteen subjects of
Ankur Singh   +5 more
doaj   +1 more source

Radiolabeling and biodistribution of new acetylcholinesterase inhibitor – 6-Hydrazino-N-[5-(2,3-dihydro-1H-cyclopenta[b]quinolin-9-ylamino)pentyl]nicotinamide hydrochloride

open access: yesCurrent Issues in Pharmacy and Medical Sciences, 2021
Nowadays research concerning new strategies for earlier diagnosis is among the most active areas in Alzheimer's science. Brain imaging techniques are among the most promising areas of research focused on early detection of Alzheimer’s disease (AD).
Paweł Szymański   +4 more
doaj   +1 more source

A Mathematical Model for Production and Inventory Management of Time-sensitive Pharmaceutical in a Molecular Imaging Center [PDF]

open access: yesتصمیم گیری و تحقیق در عملیات, 2021
Purpose: The chemical attributes of Technetium-99m have made it popular for most medical imaging procedures. However, in recent years, the decay product of molybdenum-99, i.e., technetium-99m, has become expensive, and its routine availability can no ...
Mohammad Namakshenas   +1 more
doaj   +1 more source

Metal Complexes Containing Natural and and Artificial Radioactive Elements and Their Applications

open access: yesMolecules, 2014
Recent advances (during the 2007–2014 period) in the coordination and organometallic chemistry of compounds containing natural and artificially prepared radionuclides (actinides and technetium), are reviewed.
Oxana V. Kharissova   +4 more
doaj   +1 more source

An Investigation of Iodovanadinite Wasteforms for the Immobilisation of Radio-Iodine and Technetium

open access: yesCeramics, 2023
99Tc and 129I are two long-lived, highly soluble and mobile fission products that pose a long-term hazard. A proposed wasteform for the disposal of radio-iodine is iodovanadinite (Pb5(VO4)3I), an apatite-structured vanadate.
Daniel J. Bailey   +4 more
doaj   +1 more source

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