Results 31 to 40 of about 58,994 (309)

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  

The role of gated myocardial perfusion scintigraphy (GMPS) in myocarditis: A case report and review of the literature [PDF]

open access: yes, 2011
Acute myocarditis is one of the most challenging diagnoses and treatments in cardiology. The acute viral myocarditis diagnosis is usually based on high suspicion, history taking, and physical examination.
Amini, A.   +8 more
core   +2 more sources

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

Influence of Storage Temperature on Radiochemical Purity of 99mTc-Radiopharmaceuticals [PDF]

open access: yes, 2018
The influence of effective room temperature on the radiochemical purity of 99mTc-radiopharmaceuticals was reported. This study was born from the observation that in the isolators used for the preparation of the 99mTc-radiopharmaceuticals the ...
Bartolomei, Mirco   +14 more
core   +2 more sources

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

Nuclear medicine procedures and the evaluation of male sexual organs: a short review [PDF]

open access: yes, 2008
Sexuality consists of three aspects that are interrelated and inseparable, biological, physiological and social. The biological aspect considers the individual's capability to give and to receive pleasure.
Adenilson de Souza da Fonseca   +39 more
core   +4 more sources

Transferrin receptor 1‐mediated iron uptake supports thermogenic activation in human cervical‐derived adipocytes

open access: yesFEBS Letters, EarlyView.
In this study, we found that human cervical‐derived adipocytes maintain intracellular iron level by regulating the expression of iron transport‐related proteins during adrenergic stimulation. Melanotransferrin is predicted to interact with transferrin receptor 1 based on in silico analysis.
Rahaf Alrifai   +9 more
wiley   +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

Technetium and the third dredge up in AGB stars. I. Field stars

open access: yes, 2003
We searched for Tc in a sample of long period variables selected by stellar luminosity derived from Hipparcos parallaxes. Tc, as an unstable s-process element, is a good indicator for the evolutionary status of stars on the asymptotic giant branch (AGB).
Hron, J., Lebzelter, T.
core   +1 more source

Tau acetylation at K331 has limited impact on tau pathology in vivo

open access: yesFEBS Letters, EarlyView.
We mapped tau post‐translational modifications in humanized MAPT knock‐in mice and in amyloid‐bearing double knock‐in mice. Acetylation within the repeat domain, particularly around K331, showed modest increases under amyloid pathology. To test functional relevance, we generated MAPTK331Q knock‐in mice.
Shoko Hashimoto   +3 more
wiley   +1 more source

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