Results 21 to 30 of about 3,927,862 (312)

Unifying Agent Systems [PDF]

open access: yes, 2003
Whilst there has been an explosion of interest in multi-agent systems, there are still many problems that may have a potentially deleterious impact on the progress of the area. These prob- lems have arisen primarily through the lack of a common structure
Luck, Michael   +4 more
core   +1 more source

Contrast agents and renal cell apoptosis [PDF]

open access: yes, 2008
Contrast media (CM) induce a direct toxic effect on renal tubular cells. This toxic effect may have a role in the pathophysiology of contrast nephropathy.
Romano, Giulia
core   +1 more source

Mesoporous Silica Nanoparticles with Co-Condensed Gadolinium Chelates for Multimodal Imaging

open access: yesNanomaterials, 2011
Several mesoporous silica nanoparticle (MSN) contrast agents have been synthesized using a co-condensation method to incorporate two different Gd3+ complexes at very high loadings (15.5–28.8 wt %).
Wenbin Lin   +2 more
doaj   +1 more source

BiFeO3@BSA-Gd2O3 Nanoparticles as Contrast Agent for Dual Imaging [PDF]

open access: yesNanomedicine Research Journal
Developing nanoparticles with multimodal contrast agents with therapeutic and contrast effects can greatly improve disease diagnosis. Magnetic resonance imaging (MRI) and computed tomography (CT) are sophisticated medical imaging modalities utilized for ...
Zohreh Joorabchi Bokharaei   +4 more
doaj   +1 more source

Development of Novel Collagen-targeted Protein-based MRI Contrast Agent for Imaging of Chronic Liver and Heart Diseases

open access: yes, 2020
Chronic diseases and conditions such as liver and heart diseases are among the most common, costly, and preventable of all health problems. As of 2012 in the U.S., about half of all adults—117 million people—had one or more chronic health conditions ...
Salarian, Mani
core   +1 more source

The Effectiveness of Calcium Supplement as Orally Contrast Media for Gastric Magnetic Resonance Imaging

open access: yesمجلة بغداد للعلوم
The objective of the present work aims to find an alternative oral contrast agent that could be used in magnetic resonance imaging (MRI) of the gastrointestinal system and satisfy the following criteria: it should be safe, it has no or few side effects,
Zainab Abdulla Mankhi   +2 more
doaj   +1 more source

Improved efficiency and diagnostic utility of inpatient transthoracic echocardiography following implementation of a sonographer-initiated perflutren-based contrast administration protocol

open access: yesCardiovascular Ultrasound, 2020
Background Up to 20% of resting echocardiograms obtained are suboptimal leading to further downstream testing and delays in diagnosis. Contrast enhanced echocardiography is well established and endorsed for use by the American Society of Echocardiography
Ryan Prentice   +4 more
doaj   +1 more source

CardioMEMS Implantation Using Gadolinium-based Contrast Agent: A Case Report

open access: yesCardiac Failure Review, 2021
A 57-year-old woman with New York Heart Association Class III heart failure requiring multiple hospitalisations over the previous year presented for CardioMEMS implantation. Because of the patient’s allergy history of anaphylaxis to iodine-based contrast
Aniket S Rali   +2 more
doaj   +1 more source

Learning in multi-agent systems [PDF]

open access: yes, 2001
In recent years, multi-agent systems (MASs) have received increasing attention in the artificial intelligence community. Research in multi-agent systems involves the investigation of autonomous, rational and flexible behaviour of entities such as ...
Alonso, E.   +14 more
core   +1 more source

Research progress of Gd-MOF magnetic resonance contrast agent

open access: yes上海师范大学学报. 自然科学版, 2019
Magnetic resonance imaging(MRI) is an important imaging technology in routine clinical medicine.Gd-based metal organic framework material(Gd-MOF) combines the unique magnetism of rare earth element gadolinium(Gd) and the unique porous framework of MOF ...
ZHOU Weixiu, LIN Jiaomin
doaj   +1 more source

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