Results 21 to 30 of about 4,621,962 (301)

Musculoskeletal Imaging and Contrast Agents

open access: yes, 2021
Musculoskeletal (MSK) imaging is a radiological subspecialty about bones, joints, and associated soft tissues. In recent years, increasing technological advances, especially 7 T magnetic resonance imaging (MRI), have enabled MSK imaging with the ...
Ustabasioglu F.E.   +1 more
core   +1 more source

Crystal structure of diethyl 3,3′-[(2-fluorophenyl)methylidene]bis(1H-indole-2-carboxylate)

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2017
In the title compound, C29H25FN2O4, the mean planes of the two indole ring systems (r.m.s. deviations = 0.1392 and 0.0115 Å) are approximately perpendicular to one another, subtending a dihedral angle of 86.0 (5)°; the benzene ring is twisted with ...
Xin-Hua Lu   +4 more
doaj   +1 more source

Types/Applications of Photoacoustic Contrast Agents: A Review

open access: yesPhotonics, 2021
Ultrasound imaging, one of the common diagnosis techniques, is frequently used since it is safe, cost-efficient technique and real-time imaging can be conducted.
Jaehun Jung   +3 more
doaj   +1 more source

Low-Molecular-Weight Fe(III) Complexes for MRI Contrast Agents

open access: yesMolecules, 2022
Fe(III) complexes have again attracted much attention for application as MRI contrast agents in recent years due to their high thermodynamic stability, low long-term toxicity, and large relaxivity at a higher magnetic field.
Shangjun Chen, Lu An, Shiping Yang
doaj   +1 more source

Responsive ParaCEST Contrast Agents

open access: yesInorganics, 2019
This article aimed at reviewing the advances on the development of paramagnetic complexes used as chemical exchange saturation transfer agents in magnetic resonance imaging. This relatively new type of contrast opens new avenues in the development of MRI
Éva Tóth, Célia S. Bonnet
doaj   +1 more source

Nanosized Contrast Agents in Ultrasound Molecular Imaging

open access: yesFrontiers in Bioengineering and Biotechnology, 2021
Applying nanosized ultrasound contrast agents (nUCAs) in molecular imaging has received considerable attention. nUCAs have been instrumental in ultrasound molecular imaging to enhance sensitivity, identification, and quantification.
Fengyi Zeng   +6 more
doaj   +1 more source

Cyclodextrin-Based Contrast Agents for Medical Imaging

open access: yesMolecules, 2020
Cyclodextrins (CDs) are naturally occurring cyclic oligosaccharides consisting of multiple glucose subunits. CDs are widely used in host–guest chemistry and biochemistry due to their structural advantages, biocompatibility, and ability to form inclusion ...
Yurii Shepelytskyi   +6 more
doaj   +1 more source

Perfluorocarbon Emulsion Contrast Agents: A Mini Review

open access: yesFrontiers in Chemistry, 2022
Perfluorocarbon emulsions offer a variety of applications in medical imaging. The substances can be useful for most radiological imaging modalities; including, magnetic resonance imaging, ultrasonography, computed tomography, and positron emission ...
Ryan Holman   +6 more
doaj   +1 more source

Contrast agent nephropathy [PDF]

open access: yesEuropean Heart Journal, 2004
Dear Sir The meta-analysis in the Lancet 23 August 20031 concluded that acetylcysteine significantly reduces …
Peter, Nicol, Christian, Axelson
openaire   +2 more sources

Investigating the significance of multiple scattering in ultrasound contrast agent particle populations [PDF]

open access: yes, 2005
The majority of the existing models describing the behavior of microbubble ultrasound contrast agents consider single, isolated microbubbles suspended in infinite media.
N. Saffari   +3 more
core   +2 more sources

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