Results 11 to 20 of about 515,617 (283)

Simultaneous in vivo positron emission tomography and magnetic resonance imaging [PDF]

open access: yes, 2008
Positron emission tomography (PET) and magnetic resonance imaging (MRI) are widely used in vivo imaging technologies with both clinical and biomedical research applications.
Catana, Ciprian   +7 more
core   +2 more sources

Discordant findings of different positron emission tomography/CT tracers in a case of glioblastoma

open access: yesWorld Journal of Nuclear Medicine, 2021
18F-2-fluoro-2-deoxy-D-glucose ([18F]-FDG) positron emission tomography (PET) CT has proven useful in the evaluation of high-grade glioma and is also useful as a predictor of the degree of malignancy in newly diagnosed brain tumors.
Ram Kumar   +5 more
doaj   +1 more source

Impact of tumor-specific targeting on the biodistribution and efficacy of siRNA nanoparticles measured by multimodality in vivo imaging [PDF]

open access: yes, 2007
Targeted delivery represents a promising approach for the development of safer and more effective therapeutics for oncology applications. Although macromolecules accumulate nonspecifically in tumors through the enhanced permeability and retention (EPR ...
Bartlett, Derek W.   +4 more
core   +2 more sources

Novel positron emission tomography radiotracers in brain tumor imaging

open access: yesIndian Journal of Radiology and Imaging, 2011
Although [18F] 2-fluoro-2-deoxy-D-glucose (FDG) is the most widely used radiopharmaceutical the world over, it is not the ideal tracer for brain imaging, owing to its high physiological cortical uptake and lack of specificity.
Maria Mathew D′Souza   +5 more
doaj   +1 more source

Evaluation of image quality at the detector’s edge of dedicated breast positron emission tomography

open access: yesEJNMMI Physics, 2021
Background Using phantoms and clinical studies in prone hanging breast imaging, we assessed the image quality of a commercially available dedicated breast PET (dbPET) at the detector’s edge, where mammary glands near the chest wall are located. These are
Yoko Satoh   +4 more
doaj   +1 more source

A review of PET attenuation correction methods for PET-MR

open access: yesEJNMMI Physics, 2023
Despite being thirteen years since the installation of the first PET-MR system, the scanners constitute a very small proportion of the total hybrid PET systems installed.
Georgios Krokos   +3 more
doaj   +1 more source

Multiparametric MRI and [18F]fluorodeoxyglucose positron emission tomography imaging is a potential prognostic imaging biomarker in recurrent glioblastoma [PDF]

open access: yes, 2017
Purpose/objectivesMultiparametric advanced MR and [18F]fluorodeoxyglucose (FDG)-positron emission tomography (PET) imaging may be important biomarkers for prognosis as well for distinguishing recurrent glioblastoma multiforme (GBM) from treatment-related
Akash Sharma   +10 more
core   +3 more sources

Deep learning for Dixon MRI-based attenuation correction in PET/MRI of head and neck cancer patients

open access: yesEJNMMI Physics, 2022
Background Quantitative whole-body PET/MRI relies on accurate patient-specific MRI-based attenuation correction (AC) of PET, which is a non-trivial challenge, especially for the anatomically complex head and neck region.
Anders B. Olin   +8 more
doaj   +1 more source

Development of a 64Cu-labeled CD4+ T cell targeting PET tracer: evaluation of CD4 specificity and its potential use in collagen-induced arthritis

open access: yesEJNMMI Research, 2022
Background CD4+ T cells are central inflammatory mediators in the pathogenesis of autoimmune rheumatoid arthritis (RA), as they are one of the dominating cell types in synovial inflammation.
Anne Skovsbo Clausen   +6 more
doaj   +1 more source

Melanocortin 1 receptor targeted imaging of melanoma with gold nanocages and positron emission tomography [PDF]

open access: yes, 2018
Purpose: Melanoma is a lethal skin cancer with unmet clinical needs for targeted imaging and therapy. Nanoscale materials conjugated with targeting components have shown great potential to improve tumor delivery efficiency while minimizing undesirable ...
Black, Kvar   +8 more
core   +2 more sources

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