Results 11 to 20 of about 1,004,004 (297)

Technical Design Report for a Carbon-11 Treatment Facility [PDF]

open access: yesFrontiers in Medicine, 2022
Particle therapy relies on the advantageous dose deposition which permits to highly conform the dose to the target and better spare the surrounding healthy tissues and organs at risk with respect to conventional radiotherapy.
Liviu Penescu   +13 more
doaj   +5 more sources

Gas Phase Transformations in Carbon-11 Chemistry. [PDF]

open access: yesInt J Mol Sci, 2023
The short-lived positron-emitter carbon-11 (t1/2 = 20.4 min; b+, 99.8%) is prominent for labeling tracers for use in biomedical research with positron emission tomography (PET). Carbon-11 is produced for this purpose with a cyclotron, nowadays almost exclusively by the 14N(p,a)11C nuclear reaction, either on nitrogen containing a low concentration of ...
Lu S   +4 more
europepmc   +3 more sources

Carbon-11 Radiotracing Reveals Physiological and Metabolic Responses of Maize Grown under Different Regimes of Boron Treatment [PDF]

open access: yesPlants, 2022
In agriculture, boron is known to play a critical role in healthy plant growth. To dissect the role of boron in maize metabolism, radioactive carbon-11 (t½ 20.4 min) was used to examine the physiological and metabolic responses of 3-week-old B73 maize ...
Stacy L. Wilder   +10 more
doaj   +2 more sources

Reactive Palladium–Ligand Complexes for 11C-Carbonylation at Ambient Pressure: A Breakthrough in Carbon-11 Chemistry [PDF]

open access: yesPharmaceuticals, 2023
The Pd–Xantphos-mediated 11C-carbonylation protocol (also known as the “Xantphos- method”), due to its simplistic and convenient nature, has facilitated researchers in meeting a longstanding need for preparing 11C-carbonyl-labeled radiopharmaceuticals at
Kenneth Dahl   +3 more
doaj   +2 more sources

Carbon-11 and Fluorine-18 Labeled Amino Acid Tracers for Positron Emission Tomography Imaging of Tumors [PDF]

open access: yesFrontiers in Chemistry, 2018
Tumor cells have an increased nutritional demand for amino acids (AAs) to satisfy their rapid proliferation. Positron-emitting nuclide labeled AAs are interesting probes and are of great importance for imaging tumors using positron emission tomography ...
Aixia Sun, Xiang Liu, Ganghua Tang
doaj   +2 more sources

Editorial: Development of selective carbon-11 radioligands for target-based PET molecular imaging in oncology, cardiology and neurology [PDF]

open access: yesFrontiers in Medicine, 2023
Sridhar Goud Nerella   +3 more
doaj   +2 more sources

Ethanolic carbon-11 chemistry: the introduction of green radiochemistry. [PDF]

open access: yesAppl Radiat Isot, 2014
The principles of green chemistry have been applied to a radiochemistry setting. Eleven carbon-11 labeled radiopharmaceuticals have been prepared using ethanol as the only organic solvent throughout the entire manufacturing process. The removal of all other organic solvents from the process simplifies production and quality control (QC) testing, moving
Shao X, Fawaz MV, Jang K, Scott PJ.
europepmc   +4 more sources

Synthesis and Evaluation of [11C]7-Halogen-2-Phenyl Isoindolone Derivatives: Potential PET Radioligands for in vivo Imaging of 5-HT2C Receptors

open access: yesFrontiers in Neuroscience, 2021
The serotonin 5-HT2C receptor (5-HT2CR) is abundantly expressed throughout the central nervous system, and involved in a variety of neuroendocrine and neurobehavioral processes.
Fanxing Zeng   +7 more
doaj   +1 more source

Azospirillum brasilense Bacteria Promotes Mn2+ Uptake in Maize with Benefits to Leaf Photosynthesis

open access: yesMicroorganisms, 2022
Azospirillum brasilense is a prolific grass-root colonizing bacteria well-known for its ability to promote plant growth in several cereal crops. Here we show that one of the mechanisms of action in boosting plant performance is through increased ...
Alexandra B. Housh   +8 more
doaj   +1 more source

OMNI: Gas Chromatograph Captures Seven Common PET Radiotracer Analytes in under 5 Minutes

open access: yesPharmaceuticals, 2023
A novel gas chromatography method was developed using automatic injections to identify and quantify the amount of residual solvents or analytes in samples of fluorine-18 and carbon-11 radiopharmaceuticals.
Camry Vonyae’ A’Keen   +5 more
doaj   +1 more source

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