Showing 121 - 140 results of 175 for search '"radionuclide"', query time: 0.05s Refine Results
  1. 121

    Vesicoureteral Reflux in Children with Accidental Diagnosis of Unilateral Small Size Kidney by Mohsen Mohammadi, Khadijeh Ebrahimi, Soraya Khafri, Maryam Nikpour, Hadi Sorkhi

    Published 2024-07-01
    “…Vesicoureteral reflux was diagnosed by voiding C\cystourethrography (VCUG) or radionuclide cystography (RNC). All children were followed for at least for 1 year with urine culture and urinalysis every 1-2 months for detection of UTI. …”
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  2. 122

    Detection Performance of 99mTc in Albira SI Small-Animal SPECT-CT by Jie TANG, Dong XU, Qianyue HU, Bo ZHANG, Wei LI, Lizhen WANG, Huixin YU, Fukuan ZHAO

    Published 2025-02-01
    “…This study aims to evaluate the performance of Albira SI SPECT-CT in terms of advisable test range,linearity,stability,deviation of measurement results,related to the radioactive isotope 99mTc,and to explore the authenticity and reliability of the scan results.The Albira SI SPECT-CT was subjected to quarterly quality control using the clinically commonly used single-photon radionuclide 99mTc. The linearity,stability,and deviation of the measurement results were tested,and preliminary attempts were made at small-animal bone metabolism scanning. …”
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  3. 123

    Sorption Characteristics and Chromatographic Separation of 90Y3+ from 90Sr2+ from Aqueous Media by Chelex-100 (Anion Ion Exchange) Packed Column by Mohammad S. El-Shahawi, Hassan Alwael, Abdulaziz A. Alsibaai, Abdelgany Hamza, Faisal K. Algethami, Fatmah M. Alshareef, Sanaa H. El-Khouly, Neven Eweda

    Published 2024-01-01
    “…The established method was validated by measuring the radiochemical (99.2 ± 2 1%), radionuclide purity and retardation factor (Rf = 10.0 ± 0.1 cm) of 90Y3+ recovered in the eluate. …”
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  4. 124

    The Safety and Efficacy of the Repeated PRRT with [90Y]Y/[177Lu]Lu-DOTATATE in Patients with NET by Anna Zemczak, Paweł Gut, Dariusz Pawlak, Maciej Kołodziej, Leszek Królicki, Beata Kos-Kudła, Marek Ruchała, Grzegorz Kamiński, Jolanta Kunikowska

    Published 2021-01-01
    “…The peptide receptor radionuclide therapy (PRRT) is a treatment option for patients with disseminated, inoperable G1 and G2 neuroendocrine tumours (NETs). …”
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  5. 125

    Composite Sorbents Based on Polymeric Se-Derivative of Amidoximes and SiO<sub>2</sub> for the Uranium Removal from Liquid Mineralized Media by Anna I. Matskevich, Konstantin V. Maslov, Veronika A. Prokudina, Daria D. Churakova, Vladimir V. Korochencev, Oleg Yu. Slabko, Evgenij A. Eliseenko, Eduard A. Tokar’

    Published 2024-12-01
    “…Under static conditions of uranium sorption, the dependence of the efficiency of radionuclide recovery from mineralized solutions of various acidities on the ratio of the initial components was established. …”
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  6. 126

    Radiopharmaceuticals and their applications in medicine by Siqi Zhang, Xingkai Wang, Xin Gao, Xueyao Chen, Linger Li, Guoqing Li, Can Liu, Yuan Miao, Rui Wang, Kuan Hu

    Published 2025-01-01
    “…Abstract Radiopharmaceuticals involve the local delivery of radionuclides to targeted lesions for the diagnosis and treatment of multiple diseases. …”
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  7. 127

    Strategies for specific multimodal imaging of cancer-associated fibroblasts and applications in theranostics of cancer by Li Wen, Chengxue He, Yanhui Guo, Nina Zhou, Xiangxi Meng, Yuwen Chen, Cheng Ma, Hua Zhu, Zhi Yang, Lei Xia

    Published 2025-02-01
    “…These results demonstrated that this novel nanoparticles-based theranostics nanoplatform can effectively enhance multimodal imaging and targeted radionuclide-photothermal synergistic therapy for solid tumors with FAP expression.…”
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  8. 128

    Radiation to all macroscopic sites of tumor permits greater systemic antitumor response to in situ vaccination by Zachary S Morris, Paul M Sondel, Amy K Erbe, Alexander L Rakhmilevich, Amber M Bates, Peter M Carlson, Alexander A Pieper, Ravi B Patel, Jen Birstler, Joseph Grudzinski, Reinier Hernandez, Bryan P Bednarz, Jamey P Weichert, Arika S Feils, Matthew Rodriquez, Claire Sun, Ian Marsh

    Published 2023-01-01
    “…As a means of delivering RT to all sites of disease, both known and occult, we also used a novel alkylphosphocholine analog, NM600, conjugated to 90Y as a targeted radionuclide therapy (TRT). Tumor growth, overall survival, and cause of death were measured. …”
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  9. 129

    Systemic Therapy of Neuroendocrine Neoplasia: Single Center Experience from a Cohort of 110 Consecutive Cases by Karin Mayer, Selina Kiry, Anna Yordanova, Hojjat Ahmadzadehfar, Florian C. Gaertner, Ralph A. Bundschuh, Markus Essler, Maria A. Gonzalez-Carmona, Christian P. Strassburg, Hanno Matthaei, Philipp Lingohr, Savita Bisht, Peter Brossart, Georg Feldmann

    Published 2020-01-01
    “…Histological grading, Ki67 proliferation index, functional activity, and presence of metastases were identified as prognostic markers. 10-year overall survival rates were 92%, 44%, and 0% for G1, G2, and G3 tumors, and 60%, 39%, 69%, 53%, and 0% for Ki67 <2%, 3–5%, 6–20%, 21–49%, and >50%, respectively. Peptide receptor radionuclide therapy (PRRT) and cytostatic chemotherapy were the second most common options, with PRRT being used more frequently in NET G1 and G2 and chemotherapy in NEC G3. …”
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  10. 130

    Unconventional Nuclides for Radiopharmaceuticals by Jason P. Holland, Matthew J. Williamson, Jason S. Lewis

    Published 2010-01-01
    “…As the decay processes of many of the radionuclides described herein involve emission of high-energy γ-rays, relevant shielding and radiation safety issues are also considered. …”
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  11. 131

    Nuclear Waste Management: A Mini Review on Waste Package Characterization Approaches by R. O. Abdel Rahman, M. I. Ojovan

    Published 2024-01-01
    “…The separation methods that are implemented to identify most of the radionuclides of concern are given, where the radiometric methods are outlined for those radionuclides. …”
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  12. 132

    Novel Chlorin with a HYNIC: Synthesis, <sup>99m</sup>Tc-Radiolabeling, and Initial Preclinical Evaluation by Alexander Popov, Nikita Suvorov, Mariia Larkina, Evgenii Plotnikov, Ruslan Varvashenya, Vitalina Bodenko, Gleb Yanovich, Petr Ostroverkhov, Maxim Usachev, Elena Filonenko, Mikhail Belousov, Mikhail Grin

    Published 2024-12-01
    “…The use of radiopharmaceuticals for diagnostics in oncology allows for the detection of the disease at an early stage. Among diagnostic radionuclides, <sup>99m</sup>Tc is a promising isotope that has been used to create several drugs for clinical use. …”
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  13. 133

    Comparison of Natural Radioactivity of Commonly Used Fertilizer Materials in Egypt and Japan by Nabil M. Hassan, Byung-Uck Chang, Shinji Tokonami

    Published 2017-01-01
    “…In the present work, the specific activities of these radionuclides in five commonly used fertilizers in Egypt and five fertilizers used in Japan were measured by HPGe and γ-ray spectrometry. …”
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  14. 134

    DETERMINATION OF WATER QUALITY IN SPRINGS OF EKATERINBURG CITY AND SVERDLOVSK OBLAST by Vladimir S. Semenishchev, Svetlana M. Titova, Anna V. Voronina

    Published 2020-10-01
    “…Among the natural radionuclides, only 222Rn showed levels higher than intervention level (60 Bq/L); the maximum activity concentration of radon was found to be 161 Bq / l (Pavlovsky spring). …”
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  15. 135

    Age-Dependent Small-Animal Internal Radiation Dosimetry by Tianwu Xie, Habib Zaidi

    Published 2013-09-01
    “…The SAFs for monoenergetic photons/electrons and S values for common positron-emitting radionuclides can be exploited in the assessment of radiation dose delivered to rats at different ages and weights. …”
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  16. 136

    Analysis of Fission Products’ Release in Pebble-Bed High-Temperature Gas-Cooled Reactor Fuel Elements Using a Modified FRESCO II Numerical Model by Chao Fang, Chuan Li, Jianzhu Cao, Ke Liu, Sheng Fang

    Published 2021-01-01
    “…The results show that, for long-lived radionuclides (Cs-137), the two methods are perfectly consistent with each other, while in the case of short-lived radionuclides (Cs-138), the difference can be more than 1%. …”
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  17. 137

    Estimation of Radiological Effects from Consumption of milk from Volcanic areas of Kisoro, South-western Uganda. by Vianney, Habakwiha, Bosco, Oruru, Winston, Tumps Ireeta

    Published 2023
    “…The concentration of Naturally Occurring Radionuclides depends on geological formations of specific areas. …”
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  18. 138

    Machine learning models for water safety enhancement by Fatemeh Ranjbar, Hossein Sadeghi, Reza Pourimani, Soraya Khanmohammadi

    Published 2025-01-01
    “…Abstract Humans encounter both natural and artificial radiation sources, including cosmic rays, primordial radionuclides, and radiation generated by human activities. …”
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  19. 139

    PET in neurotherapeutic discovery and development by Melissa Chassé, Neil Vasdev

    Published 2025-01-01
    “…Positron emission tomography (PET) is a highly sensitive, quantitative imaging technique that can track sub-nanomolar quantities of positron-emitting radionuclides throughout the body. By incorporating such radionuclides into molecules of interest, we can directly assess their pharmacokinetic and pharmacodynamic (PK/PD) characteristics in vivo without changing their physicochemical characteristics or eliciting a pharmacological response. …”
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  20. 140

    Assessment of the Performance of <sup>210</sup>Pb-Based Dating Models with a Challenging Sediment History in Maryport Harbour (UK) by José M. Abril-Hernández

    Published 2025-01-01
    “…A reference chronology from Sellafield-derived radionuclides serves to assess the <sup>210</sup>Pb dating models. …”
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