Results 271 to 280 of about 3,321,367 (333)

THE HALF-LIFE OF FLUORINE-18

open access: yes, 1962
Mahony, John D., S, Samuel, Markowitz
openaire   +1 more source

Fluorine-18 Labeling of Difluoromethyl and Trifluoromethyl Groups via Monoselective C-F Bond Activation.

Angewandte Chemie, 2022
We report a general method for the labeling of both CF-3 and CF2H groups in a broad range of chemical settings (aryl, oxide, sulfide). The method utilizes frustrated Lewis pair mediated selective C-F activation to formally substitute fluorine-19 with ...
S. Khanapur   +5 more
semanticscholar   +1 more source

Fluorine-18 Radiolabelling and Photophysical Characteristics of Multimodal PET-Fluorescence Molecular Probes.

Chemistry, 2020
Positron emission tomography (PET)-fluorescence imaging is an emerging field of multimodality imaging seeking to attain synergy between the two techniques.
M. Klenner   +3 more
semanticscholar   +1 more source

Production of reactive fluorine-18

International Journal of Radiation Applications and Instrumentation. Part A. Applied Radiation and Isotopes, 1986
Production conditions are reviewed from the perspective of maximizing activity--both total and specific--of 18F as electrophilic or nucleophilic precursors, with minimal levels of interfering species. Careful target design can avoid many pitfalls, and telemetry of a few key variables can guide the way to reproducible yields, consistent with prediction.
R J, Nickles   +3 more
openaire   +2 more sources

Therapy Monitoring with Fluorine-18 FDG-PET and Fluorine-18 FDG-PET/CT

PET Clinics, 2008
PET with the glucose analog [18F]-FDG is increasingly used to monitor tumor response in patients undergoing chemotherapy and chemoradiotherapy. The clinical value of FDG PET for differentiation of residual tumor and therapy-induced fibrosis has been documented for gastrointestinal cancer.
Hinrich A, Wieder, Ken, Herrmann
openaire   +2 more sources

Fluorine 18-FDG PET/CT and Diffusion-weighted MRI for Malignant versus Benign Pulmonary Lesions: A Meta-Analysis.

Radiology, 2019
Purpose To perform a meta-analysis of the literature to compare the diagnostic performance of fluorine 18 fluorodeoxyglucose PET/CT and diffusion-weighted (DW) MRI in the differentiation of malignant and benign pulmonary nodules and masses. Materials and
Adriano Basso Dias   +12 more
semanticscholar   +1 more source

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