Results 71 to 80 of about 12,450 (234)

Focal Spot, Spring/Summer 1980 [PDF]

open access: yes, 1980
https://digitalcommons.wustl.edu/focal_spot_archives/1026/thumbnail ...

core   +1 more source

Paediatric development of radiopharmaceutical imaging agents and radioligand therapeutics

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
Abstract This review focuses on the development of radiopharmaceutical imaging agents and radioligand therapeutics for paediatric use. Nuclear medicine plays an important role in the diagnosis and treatment of various childhood conditions, including cancers, infections and brain disorders.
Justin L. Hay   +5 more
wiley   +1 more source

High Yield Branched Puromycin Linker Design Enables Efficient cDNA Display and Chemical Modification of Peptides

open access: yesBiotechnology and Bioengineering, EarlyView.
A novel puromycin linker for cDNA display was synthesized via SPAAC reaction. Its functionality was confirmed by recovering intact DNA after selection against EpCAM. The system also enabled the verification of bicyclic peptides during display, demonstrating its utility for constructing and screening structurally complex peptide libraries.
Simon Schneider   +3 more
wiley   +1 more source

Terbium-149 production: a focus on yield and quality improvement towards preclinical application

open access: yesScientific Reports
Terbium-149 (T1/2 = 4.1 h, Eα = 3.98 MeV (16.7%), 28 µm range in tissue) is a radionuclide with potential for targeted alpha therapy. Due to the negligible emission of α-emitting daughter nuclides, toxicity to healthy tissue may be reduced in comparison ...
C. Favaretto   +11 more
doaj   +1 more source

Comparison of desferrioxamine and NODAGA for the gallium-68 labeling of exendin-4

open access: yesEJNMMI Radiopharmacy and Chemistry, 2019
Introduction Radiolabeled exendin-4 (Ex4) derivatives are used to target the glucagon-like peptide-1 receptor (GLP-1R) for the clinical diagnosis of insulinomas, a rare type of neuroendocrine tumor.
Simon A. M. Kaeppeli   +3 more
doaj   +1 more source

Detecting radio- and chemoresistant cells in 3D cancer co-cultures using chromatin biomarkers

open access: yesScientific Reports, 2023
The heterogenous treatment response of tumor cells limits the effectiveness of cancer therapy. While this heterogeneity has been linked to cell-to-cell variability within the complex tumor microenvironment, a quantitative biomarker that identifies and ...
Tina Pekeč   +7 more
doaj   +1 more source

Functional brain imaging : a brief overview of imaging techniques and their use in human and canine anxiety research [PDF]

open access: yes, 2011
When used in combination with specific radioactive markers, functional imaging modalities such as Single Photon Emission Computed Tomography (SPECT) and Positron Emission Tomography (PET) enable the visualization of several neurotransmitter receptors and
Audenaert, Kurt   +6 more
core  

Internal radiation dose assessment of radiopharmaceuticals prepared with cyclotron-produced 99m Tc [PDF]

open access: yes, 2019
Technetium-99m (99m Tc) is the radioisotope most widely used in diagnostic nuclear medicine. It is readily available from 99 Mo/99m Tc generators as the \u3b2- decay product of the 99 Mo (T\ubd =66 h) parent nuclide.
Bello, Michele   +9 more
core   +1 more source

Nuclear medicine and imaging research (quantitative studies in radiopharmaceutical science). Progress report, January 1, 1992--December 31, 1992 [PDF]

open access: yes, 1992
This report describes three studies aimed at using radiolabeled pharmaceuticals to explore brain function and anatomy. The first section describes the chemical preparation of [F18]fluorinated benzamides (dopamine D-2 receptor tracers), [F18]fluorinated benzazepines (dopamine D-1 receptor tracers), and tissue distribution of [F18]-fluoxetine (serotonin ...
Cooper, M., Beck, R. N.
openaire   +2 more sources

Metal‐Free and Solvent‐Free CO2 Fixation Into Cyclic Carbonates Catalyzed by a Deferiprone‐Derived Bifunctional System

open access: yesEuropean Journal of Organic Chemistry, EarlyView.
A simple bifunctional organocatalyst derived from the FDA‐approved chelator deferiprone efficiently promotes CO2 fixation into cyclic carbonates. By combining epoxide activation and nucleophilic ring opening in a single scaffold, quantitative conversions are achieved under mild, metal‐free conditions. High activity, broad substrate scope, and excellent
Erika Saccullo   +6 more
wiley   +1 more source

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