Showing 201 - 220 results of 267 for search '"positron"', query time: 0.06s Refine Results
  1. 201

    The Defect Structure Evolution in MgH<sub>2</sub>-EEWNi Composites in Hydrogen Sorption–Desorption Processes by Viktor N. Kudiiarov, Alan Kenzhiyev, Roman R. Elman, Nikita Kurdyumov, Ivan A. Ushakov, Andrei V. Tereshchenko, Roman S. Laptev, Mark A. Kruglyakov, Parvizi I. Khomidzoda

    Published 2025-01-01
    “…In situ studies of the evolution of the defect structure using positron annihilation methods and diffraction methods made it possible to draw conclusions about the influence of the Mg<sub>2</sub>NiH<sub>0.3</sub> and Mg<sub>2</sub>NiH<sub>4</sub> phases on the sorption and desorption properties of the composite. …”
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  2. 202

    White matter hyperintensities and cholinergic degeneration as Lewy body disease by Sungwoo Kang, Seun Jeon, Yeoju Kim, Su‐Hee Jeon, Minsun Choi, Young‐gun Lee, Mijin Yun, Byoung Seok Ye

    Published 2025-01-01
    “…All participants underwent 3T MRI, dopamine transporter (DAT) positron emission tomography, neuropsychological tests, and assessments for parkinsonism, cognitive fluctuation, visual hallucination, and rapid eye movement sleep behavior disorder (RBD). …”
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  3. 203

    64Cu-chelated InP/ZnSe/ZnS QDs as PET/fluorescence dual-modal probe for tumor imaging by Ziyu Zhao, Ayaka Otsuka, Noriko Nakamura, Toshifumi Tatsumi, Kazuhiro Nakatsui, Taiki Tsuzukiishi, Tomo Sakanoue, Kenji Shimazoe, Seiichi Ohta

    Published 2025-02-01
    “…Positron Emission Tomography (PET)/fluorescence dual-modal imaging combines deep penetration and high resolution, making it a promising approach for tumor diagnostics. …”
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  4. 204

    Cerebral Responses to Acupuncture at GV24 and Bilateral GB13 in Rat Models of Alzheimer’s Disease by Shaoyang Cui, Mingzhu Xu, Jianting Huang, Qing Mei Wang, Xinsheng Lai, Binbin Nie, Baoci Shan, Xun Luo, John Wong, Chunzhi Tang

    Published 2018-01-01
    “…Forty-five rats that met the criteria for the AD model were then randomly divided into the model group (MG), the nonacupoint group (NG), and the acupoint group (AG). All rats received positron emission tomography (PET) scanning, and the images were analyzed with Statistical Parametric Mapping 8.0. …”
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  5. 205

    18F-FDG-PET/CT can be used to predict distant metastasis in hypopharyngeal squamous cell carcinoma by Shinsuke Suzuki, Satoshi Toyoma, Tomoe Abe, Tentaro Endo, Teppei Kouga, Yohei Kaswasaki, Takechiyo Yamada

    Published 2022-04-01
    “…The role of the maximum standardized uptake value (SUVmax), which was assessed via pretreatment 18-fluorodeoxyglucose positron emission tomography (FDG-PET), and computed tomography (CT) was examined, for predicting distant metastasis and survival. …”
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  6. 206

    Use of 18F-NaF PET in the staging of skeletal metastases of newly diagnosed, high-risk prostate cancer patients: a nationwide cohort study by Christian Torp-Pedersen, Mette Nørgaard, Helle D Zacho, Lars J Petersen, Anna Winther Mogensen, Marie T Pank

    Published 2022-06-01
    “…Objective To determine whether preoperative staging of high-risk prostate cancer with 18F-sodium-fluoride (18F-NaF) positron emission tomography (PET) reduces the risk of skeletal metastases.Design Nationwide, population-based cohort study using real-world data.Setting The study used national health registries, including all sites in Denmark from 2011 to 2018.Participants Newly diagnosed high-risk prostate cancer patients who underwent radical prostatectomy from 2011 to 2018. …”
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  7. 207

    Reducing neonatal Fc receptor binding enhances clearance and brain-to-blood ratio of TfR-delivered bispecific amyloid-β antibody by Eva Schlein, Ken G. Andersson, Tiffany Dallas, Stina Syvänen, Dag Sehlin

    Published 2024-12-01
    “…Recent development of amyloid-β (Aβ)-targeted immunotherapies for Alzheimer’s disease (AD) have highlighted the need for accurate diagnostic methods. Antibody-based positron emission tomography (PET) ligands are well suited for this purpose as they can be directed toward the same target as the therapeutic antibody. …”
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  8. 208

    PSMA PET/CT Identifies Intrapatient Variation in Salivary Gland Toxicity From Iodine-131 Therapy by Vineet Mohan MSc, Wouter V. Vogel MD, PhD, Gerlof D. Valk MD, PhD, Jan P. de Boer MD, PhD, Marnix G. E. H. Lam MD, PhD, Bart de Keizer MD, PhD

    Published 2020-07-01
    “…Prostate-specific membrane antigen (PSMA) positron emission tomography/computed tomography (PET/CT) was recently introduced as a new tool to evaluate the relative loss of vital acinar cells in individual salivary glands. …”
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  9. 209

    The Binding of BF-227-Like Benzoxazoles to Human α-Synuclein and Amyloid β Peptide Fibrils by Lee Josephson PhD, Nancy Stratman MS, YuTing Liu MS, Fang Qian MS, Steven H. Liang PhD, Neil Vasdev PhD, Shil Patel PhD

    Published 2018-09-01
    “…Development of an α-synuclein (α-Syn) positron emission tomography agent for the diagnosis and evaluation of Parkinson disease therapy is a key goal of neurodegenerative disease research. …”
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  10. 210

    Prospective evaluation of the diagnostic accuracy of FDG-PET/CT for the detection of sternal wound infection post-sternotomy by Angela Cai, Mehrshad Bakhshi, Yoan Lamarche, Francois Harel, Matthieu Pelletier-Galarneau

    Published 2025-02-01
    “…In recent years, the use of 18F-Fluorodeoxyglucose (FDG)-positron emission tomography (PET)/computed tomography (CT) in diagnosing infections and inflammation has expanded significantly, with a growing number of clinical indications. …”
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  11. 211

    Intestinal obstruction caused by disseminated mycobacterium avium complex disease following solid organ transplantation: a case report by Akane Mita, Sho Nakakubo, Yusuke Nishimura, Hideki Shima, Masaaki Watanabe, Tsuyoshi Shimamura, Satoshi Konno

    Published 2025-01-01
    “…Abdominal computed tomography (CT) during her current illness revealed new thickening at the jejuno-jejunal anastomosis site and enlarged mesenteric lymph nodes. Positron emission tomography-CT indicated increased uptake at these sites, suggesting a possible malignancy. …”
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  12. 212

    Pheochromocytoma in Congenital Cyanotic Heart Disease by Carmen Aresta, Gianfranco Butera, Antonietta Tufano, Giorgia Grassi, Livio Luzi, Stefano Benedini

    Published 2018-01-01
    “…A 18F-fluorodeoxyglucose positron emission tomography showed no significant metabolic activity in the left adrenal gland but intense uptake in the supra- and subdiaphragmatic brown adipose tissue, probably due to noradrenergic-stimulated glucose uptake. …”
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  13. 213

    Preliminary Exploration of AlF-NOTA-FAPI-04 PET/CT in the Management of Ankylosing Spondylitis: A Prospective Clinical Study by Shibo Guo MD, Zhehao Lyu PhD, Chunyu Duan MD, Hui Wang PhD, Peng Xu MD, Wei Han BD, Peng Fu PhD

    Published 2024-08-01
    “…As a potential imaging method for the early assessment of AS, positron emission tomography (PET) can quantify systemic disease activity, which is conducive to monitoring the progression of disease activity and assisting in evaluating the efficacy of the treatment. …”
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  14. 214

    Diagnostic efficacy and necessity of 18F-FDG PET/CT in fever of unknown origin: insights from a retrospective cohort study by Xiaoman Yu, Shuang Wang, Na Du, Hongguang Zhao, Haiying Chen

    Published 2025-02-01
    “…BackgroundDespite advancements in medical examination equipment and techniques, fever of unknown origin (FUO) remains challenging in internal medicine.PurposeThis study evaluates the diagnostic efficacy and necessity of 18F-fluorodeoxyglucose positron emission tomography/computed tomography (18F-FDG PET/CT) in patients with FUO.MethodsWe retrospectively analyzed the results of 18F-FDG PET/CT in a cohort of 284 patients with FUO admitted to the Department of Infection at the First Hospital of Jilin University between January 2018 and March 2024. …”
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  15. 215

    MRI and FDG PET/CT Findings for Borderline Brenner Tumor of the Ovary: A Case Report and Literature Review by Hiroki Matsutani, Go Nakai, Takashi Yamada, Kazuhiro Yamamoto, Masahide Ohmichi, Keigo Osuga

    Published 2020-01-01
    “…The imaging features of borderline Brenner tumor (BT) of the ovary are very limited, especially regarding apparent diffusion coefficient (ADC) value and 18F-fluorodeoxyglucose positron emission tomography (FDG-PET)/CT. We report a case of borderline BT in a 54-year-old woman with diffusion-weighted imaging (DWI) and FDG-PET/CT findings. …”
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  16. 216

    PET Study of Sphingosine-1-Phosphate Receptor 1 Expression in Response to Vascular Inflammation in a Rat Model of Carotid Injury by Hui Liu PhD, MD, Hongjun Jin PhD, Xuyi Yue PhD, Junbin Han PhD, Pamela Baum SRS, Dana R. Abendschein PhD, Zhude Tu PhD

    Published 2017-01-01
    “…Animals received a 60-minute micro-positron emission tomography (micro PET) scan with [ 11 C]TZ3321 at 72 hours after injury. …”
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  17. 217

    Deficiency of orexin receptor type 1 in dopaminergic neurons increases novelty-induced locomotion and exploration by Xing Xiao, Gagik Yeghiazaryan, Fynn Eggersmann, Anna Lena Cremer, Heiko Backes, Peter Kloppenburg, Anne Christine Hausen

    Published 2025-01-01
    “…Spontaneous activity in home cages, anxiety, reward processing, and energy metabolism did not change. Positron emission tomography imaging revealed that Ox1R signaling in dopaminergic neurons affected distinct neural circuits depending on the stimulation mode. …”
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  18. 218

    Complete metabolic response as early predictor of long-term efficacy after adoptive T cell therapy using tumor-infiltrating lymphocytes by Rikke Andersen, Troels Holz Borch, Eva Ellebaek, Inge Marie Svane, Helle Westergren Hendel, Kasper Madsen

    Published 2025-02-01
    “…In this study the predictive value of early metabolic response after TIL therapy is explored.Materials and methods: 60 patients treated with TIL therapy in 4 different clinical trials and with available [18F]2-fluoro-2-deoxy-d-glucose positron emission tomography-CT (FDG-PET/CT) scans at baseline and at least one follow-up scan 6–8 weeks and/or 12–16 weeks post-TIL infusion were included.Results: Obtaining complete metabolic response (CMR) was associated with significantly superior median overall survival (mOS) compared with not obtaining CMR (p&lt;0.0001). …”
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  19. 219

    Diagnostic and Management Pathways for Pulmonary Carcinoid Tumours in the United Kingdom: Results from the National Lung Neuroendocrine Tumour Pathway Project by Wasat Mansoor, Stuart Ferguson, Victoria Ross, Denis Talbot

    Published 2020-01-01
    “…Computed tomography of thorax, abdomen, and pelvis was the most commonly reported diagnostic tool (96% of respondents), and bone scans and gallium somatostatin receptor scintigraphy positron emission tomography (SRS PET) were the least commonly reported (30% and 37% of respondents, respectively). …”
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  20. 220

    Hyperandrogenism, Elevated 17-Hydroxyprogesterone and Its Urinary Metabolites in a Young Woman with Ovarian Steroid Cell Tumor, Not Otherwise Specified: Case Report and Review of t... by Felix C. K. Wong, Angela Z. Chan, W. S. Wong, Angel H. W. Kwan, Tracy S. M. Law, Jacqueline P. W. Chung, Jeffrey S. S. Kwok, Angel O. K. Chan

    Published 2019-01-01
    “…Transvaginal ultrasound and [18F]− fluorodeoxyglucose positron emission tomography–computed tomography (FDG PET–CT) enabled the localization of a right ovarian tumor. …”
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