Articles with "contrast agents" as a keyword



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Quantum Dots Emitting in the Third Biological Window as Bimodal Contrast Agents for Cardiovascular Imaging

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Published in 2017 at "Advanced Functional Materials"

DOI: 10.1002/adfm.201703276

Abstract: Physicians are demanding innovative technologies for multimodal imaging of the cardiovascular system that would lead to the appearance of advanced diagnosis and therapy procedures. This implies the simultaneous development of new imaging techniques and contrast… read more here.

Keywords: contrast agents; biological window; contrast; emitting third ... See more keywords
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Stimulus-Responsive Nanoparticle Magnetic Resonance Imaging Contrast Agents: Design Considerations and Applications.

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Published in 2020 at "Advanced healthcare materials"

DOI: 10.1002/adhm.202001091

Abstract: Magnetic resonance imaging (MRI) has been widely used for disease diagnosis because it can noninvasively obtain anatomical details of various diseases through accurate contrast between soft tissues. Over one-third of MRI examinations are performed with… read more here.

Keywords: contrast agents; resonance imaging; contrast; magnetic resonance ... See more keywords
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Simultaneous Nanothermometry and Deep‐Tissue Imaging

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Published in 2020 at "Advanced Science"

DOI: 10.1002/advs.202000370

Abstract: Abstract Bright, stable, and biocompatible fluorescent contrast agents operating in the second biological window (1000–1350 nm) are attractive for imaging of deep‐lying structures (e.g., tumors) within tissues. Ideally, these contrast agents also provide functional insights,… read more here.

Keywords: contrast agents; deep tissue; tissue imaging; simultaneous nanothermometry ... See more keywords
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Established and emerging roles for ultrasound enhancing agents (contrast echocardiography)

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Published in 2022 at "Clinical Cardiology"

DOI: 10.1002/clc.23924

Abstract: The ability to opacify the left ventricle and delineate the endocardium after intravenous injection of microbubble ultrasound enhancing agents is of established value to quantify volumes and function in suboptimal unenhanced images, particularly in stress… read more here.

Keywords: established emerging; contrast; contrast agents; enhancing agents ... See more keywords
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On Water and its Effect on the Performance of T1-Shortening Contrast Agents

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Published in 2017 at "Israel Journal of Chemistry"

DOI: 10.1002/ijch.201700037

Abstract: The performance of low molecular weight Gd3+ chelates as T1-shortening contrast agents for MRI is limited by their rapid rate of molecular tumbling, which makes them very sensitive to factors that alter the rate of… read more here.

Keywords: contrast agents; water; structure; shortening contrast ... See more keywords
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Tuning the Internal Compartmentation of Single-Chain Nanoparticles as Fluorescent Contrast Agents.

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Published in 2022 at "Macromolecular rapid communications"

DOI: 10.1002/marc.202200618

Abstract: Controlling the internal structures of single-chain nanoparticles (SCNPs) is an important factor for their targeted chemical design and synthesis, especially in view of nanosized compartments presenting different local environments as a main feature to embed… read more here.

Keywords: contrast agents; chain nanoparticles; single chain; tuning internal ... See more keywords
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The use of gadolinium-based contrast agents should be discontinued until proven safe.

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Published in 2017 at "Medical physics"

DOI: 10.1002/mp.12212

Abstract: Gadolinium-based contrast agents (GBCAs) are widely used in MRI to increase the visibility of tissues. Some believe, however, that due to their documented toxicity, clinical use of these agents should be discontinued until proven safe.… read more here.

Keywords: contrast agents; discontinued proven; proven safe; gadolinium based ... See more keywords
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Toward optimization of in vivo super‐resolution ultrasound imaging using size‐selected microbubble contrast agents

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Published in 2017 at "Medical Physics"

DOI: 10.1002/mp.12606

Abstract: Purpose: Microvascular processes play key roles in many diseases including diabetes. Improved understanding of the microvascular changes involved in disease development could offer crucial insight into the relationship of these changes to disease pathogenesis. Super‐resolution… read more here.

Keywords: contrast agents; resolution; image; super resolution ... See more keywords
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Effect of intravenously injected gadolinium‐based contrast agents on functional lung parameters derived by PREFUL MRI

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Published in 2019 at "Magnetic Resonance in Medicine"

DOI: 10.1002/mrm.27991

Abstract: To evaluate the influence of intravenously administered gadolinium‐based contrast agents on functional ventilation and perfusion parameters derived by phase‐resolved functional lung (PREFUL) MRI. read more here.

Keywords: contrast agents; gadolinium based; based contrast; functional lung ... See more keywords
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Iron(III)‐tCDTA derivatives as MRI contrast agents: Increased T1 relaxivities at higher magnetic field strength and pH sensing

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Published in 2021 at "Magnetic Resonance in Medicine"

DOI: 10.1002/mrm.28664

Abstract: Low molecular weight iron(III) complex‐based contrast agents (IBCA) including iron(III) trans‐cyclohexane diamine tetraacetic acid [Fe(tCDTA)]− could serve as alternatives to gadolinium‐based contrast agents in MRI. In search for IBCA with enhanced properties, we synthesized derivatives… read more here.

Keywords: contrast agents; iron iii; iii tcdta;
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The interaction between iodinated X‐ray contrast agents and macrocyclic GBCAs provides a signal enhancement in T1‐weighted MR images: Insights into the renal excretion pathways of Gd‐HPDO3A and iodixanol in healthy mice

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Published in 2022 at "Magnetic Resonance in Medicine"

DOI: 10.1002/mrm.29190

Abstract: This work aims to investigate the supramolecular binding interactions that occur between iodinated X‐ray contrast agents (CAs) and macrocyclic gadolinium (Gd)–based MRI contrast agents (GBCAs). This study provides some new insights in the renal excretion… read more here.

Keywords: iodinated ray; contrast; contrast agents; ray contrast ... See more keywords