Contrast agents
Top PDF Contrast agents:
TítuloHigh relaxivity Mn2+ based MRI contrast agents
... -based contrast agents is to increase the number of water molecules coordinated to the metal ...-based agents, often with the use of hexa- or heptadentate ligands that leave two coordination ...
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TítuloTransient versus static electron spin relaxation in Mn2+ complexes relevant as MRI contrast agents
... Contrast agents (CAs) for magnetic resonance imaging (MRI) are generally paramagnetic substances that increase image contrast by reducing the longitudinal and/or transverse relaxation times of 1 H ...
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TítuloHighly relaxing gadolinium based MRI contrast agents responsive to Mg2+ sensing
... as contrast agents in Magnetic Resonance Imaging (MRI). 1 Contrast agents are paramagnetic molecules that enhance the image contrast by shortening the longitudinal and/or transversal ...
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TítuloImportance of outer sphere and aggregation phenomena in the relaxation properties of phosphonated gadolinium complexes with potential applications as MRI contrast agents
... Magnetic resonance imaging (MRI) has become an inescapable tool in the clinical diagnostic toolbox, providing exquisite images of soft tissues with a large range of contrast. This success is in part due to the ...
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TítuloHyperfine coupling constants on inner‐sphere water molecules of GdIII‐based MRI contrast agents
... The spin density distribution in a given paramagnetic molecule denotes the difference between the contributions due to electrons with majority spin (α) and minority spin (β), and is the result of two effects: 1) spin ...
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TítuloExceptionally inert lanthanide(III) PARACEST MRI contrast agents based on an 18 membered macrocyclic platform
... considering that ligands based on 12-membered macrocycles, such as DOTA derivatives, have long been considered to provide an ideal-size match with Ln 3+ ions, which explains the observed high thermodynamic stabilities ...
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Contrast induced acute kidney injury in cirrhotic patients A retrospective analysis
... In our present study cirrhotic patients receiving IC were more likely to reach a sensitive combined end-point for kidney dysfunction than patients who underwent imaging without IC, namely MRI with gadolinium-based ...
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TítuloGd3+ based magnetic resonance imaging contrast agent responsive to Zn2+
... ) ligands providing selective and strong relaxivity response for Ca 2+ over Mg 2+ were reported by Angelovski et al. 28,27 Besides the evaluation of the complex in vitro, 29 their nanosized analogues were recently tested ...
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NONLINEAR PROPAGATION IN ULTRASOUND CONTRAST AGENT
... An analytical model, based on the superposition of Gaussian beams, has been presented to investigate nonlinear propagation in contrast agents. Dispersion and additional nonlinearity due to bubbles have been ...
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Nefropata inducida por contraste en la cardiologa intervencionista
... of contrast agents (nephropathy induced by contrast agents) has been increased in the last years because of a higher number of interventionist procedures has been performance in patients with ...
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TítuloDiseño de quelatos de lantánidos de alta estabilidad con interés en imagen molecular
... Structural Variations Across the Lanthanide Series of Macrocyclic DOTA Complexes: Insights into the Design of Contrast Agents for Magnetic Resonance Imaging.. Structural Chemistry of Lan[r] ...
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Els agents de la socialització
... És un altre i molt important agent socialitzador. L’escolarització és un procés formal en el que els estudiants, segueixen un pla d’estudis composat per determinades matèries. Tanmateix, les escoles són agents de ...
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Argument-based negotiation among BDI agents
... Agents will use a formalism based in argumentation in order to obtain plans for their goals represented by literals. They will begin by trying to construct a warrant for the goal. That might not be possible ...
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Strategic interactions against non-stationary agents
... Previously we analyzed the e↵ect of adding a general drift exploration to MDP-CL, now we experi- ment with the R-max#CL which provides an efficient drift exploration together with the MDP-CL framework. First, we test the ...
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Logic modules for communicating distributed agents
... We first built our Prolog interpreter because we aim that this interpreter composed by classes can be specialized for supporting logic extensions to manipulate complex mental at[r] ...
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Generating user profiles for information agents
... To provide effective assistance with these tasks, agents need to capture users’ interests in an un- obtrusive way by extracting them automatically through monitoring users’ behavior (e.g. when they read a web ...
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Rational decision making in autonomous agents
... The key to implementing successful behavior in autonomous agents is deciding what to do next; this is true for softbots playing computer games [1], or robots playing soccer [7, 2]. This problem has been widely ...
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Marion Arnold, MBChB (Pret), DCH (CMSA), MMed (PaedSurg) (SU), FCPaedSurg (CMSA), Alp Numanoglu, MBChB, FCS (SA)
... sion of the ischaemic zone around the burnt tissue. Injury from liquids may be more anatomically extensive, whereas solid or particulate agents cause more focal injures that may penetrate much more deeply into ...
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Measuring the Social Ability of Software Agents
... • Messages by a Requested Service (MRS): MRS measures the influence of the number of messages exchanged by the agent doing the negotiation when another agent is requesting services fr[r] ...
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