Results 11 to 20 of about 61,746 (312)

PET Imaging of Fructose Metabolism in a Rodent Model of Neuroinflammation with 6-[18F]fluoro-6-deoxy-D-fructose

open access: yesMolecules, 2022
Fluorine-18 labeled 6-fluoro-6-deoxy-D-fructose (6-[18F]FDF) targets the fructose-preferred facilitative hexose transporter GLUT5, which is expressed predominantly in brain microglia and activated in response to inflammatory stimuli.
Amanda J. Boyle   +8 more
doaj   +1 more source

Importance of fluorine 18 fluorodeoxyglucose (FDG) positron emission tomography (PET)/computed tomography (CT) in detection of post-thyroidectomy recurrence in differentiated thyroid cancer with negative radio-isotope iodine scan, yet, elevated serum thyroglobulin level

open access: yesThe Egyptian Journal of Radiology and Nuclear Medicine, 2022
Background Thyroid cancer considered the 6th common cancer in female and represents approximately 1% of all cancers. Thyroid cancer is generally characterized by good prognosis, long term survival and low aggressiveness. Its prognosis is related to tumor
Amir Fathy Henfy Younis   +2 more
doaj   +1 more source

Synthesis of Fluorine-18 Functionalized Nanoparticles for use as in vivo Molecular Imaging Agents [PDF]

open access: yes, 2008
Nanoparticles containing fluorine-18 were prepared from block copolymers made by ring opening metathesis polymerization (ROMP). Using the fast initiating ruthenium metathesis catalyst (H_2IMes)(pyr)_2(Cl)_2Ru=CHPh, low polydispersity amphiphilic block ...
, X. K.   +54 more
core   +3 more sources

Methods to Increase the Metabolic Stability of 18F-Radiotracers

open access: yesMolecules, 2015
The majority of pharmaceuticals and other organic compounds incorporating radiotracers that are considered foreign to the body undergo metabolic changes in vivo.
Manuela Kuchar, Constantin Mamat
doaj   +1 more source

Development of PDT/PET theranostics: synthesis and biological evaluation of an ¹⁸F-radiolabeled water soluble porphyrin [PDF]

open access: yes, 2015
Synthesis of the first water-soluble porphyrin radiolabeled with fluorine-18 is described: a new molecular theranostic agent which integrates the therapeutic selectivity of photodynamic therapy (PDT) with the imaging efficacy of positron emission ...
Allott, Louis   +7 more
core   +1 more source

Radiosynthesis and Tumor MicroPET/CT Imaging of 18F-Fluoro­ethoxylerianin, an 18F-Labeled Erianin Analogue

open access: yesSynOpen, 2022
Erianin is an active constituent of Dendrobium candidum. In this work, 18F-fluoroethoxylerianin ([18F]FEE), a 18F-Labeled erianin analogue, was designed and synthesized to evaluate the properties of erianin and related analogues by in vivo PET imaging ...
Hui Nie   +7 more
doaj   +1 more source

Preclinical comparison of four [18F, natGa]rhPSMA-7 isomers: influence of the stereoconfiguration on pharmacokinetics

open access: yesEJNMMI Research, 2020
Introduction Radiohybrid (rh) ligands, a novel class of prostate-specific membrane antigen (PSMA)-targeted radiopharmaceuticals, can be labeled either with [18F]fluorine via isotopic exchange or with radiometals (such as [68Ga]Gallium, [177Lu]Lutetium ...
Alexander Wurzer   +8 more
doaj   +1 more source

Positron detection in silica monoliths for miniaturised quality control of PET radiotracers [PDF]

open access: yes, 2016
We demonstrate the use of the miniaturised Medipix positron sensor for detection of the clinical PET radiotracer, [⁶⁸Ga]gallium-citrate, on a silica-based monolith, towards microfluidic quality control.
Alexander, Richard   +7 more
core   +2 more sources

Improved detection of molecular markers of atherosclerotic plaques using sub-millimeter PET imaging [PDF]

open access: yes, 2020
Since atherosclerotic plaques are small and sparse, their non-invasive detection via PET imaging requires both highly specific radiotracers as well as imaging systems with high sensitivity and resolution.
Bormans, Guy   +11 more
core   +2 more sources

Fully Automated GMP-Compliant Synthesis of [18F]FE-PE2I

open access: yesPharmaceuticals, 2021
In the struggle to understand and accurately diagnose Parkinson′s disease, radiopharmaceuticals and medical imaging techniques have played a major role. By being able to image and quantify the dopamine transporter density, noninvasive diagnostic imaging ...
Klas Bratteby   +8 more
doaj   +1 more source

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