Dynamic Positron Emission Tomography
Kinetic modeling in the context of cerebral blood flow quantification by H215O positron emission tomography: The meaning of the permeability coefficient in Renkin–Crone׳s model revisited at capillary scale
... above a cut-off scale ( Lorthois and Cassot, 2010 ). The idea is then to average the fluid dynamic equations written at capillary scale (Eqs. (7)–(9) ) in order to obtain the governing equations for the mean ...
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Dosimetry of preclinical and clinical case studies of 18F-radiopharmaceuticals using Positron Emission Tomography and Computed Tomography: Methods of quantification, their improvement and considerations of critical exposures
... Average organ activity per mass or volume was normal- ized for injected dose and multiplied by organ weights or organ volumes, respectively. Activity levels were linearly interpolated, and only physical decay was assumed ...
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Co-registration of glucose metabolism with positron emission tomography and vascularity with fluorescent diffuse optical tomography in mouse tumors.
... and dynamic contrast methods [12], the use of fiducial markers (FM) [8] in close position to the body of the animal is the most straightfor- ward and universal approach ...computed tomography (CT), PET and ...
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Simultaneous positron emission tomography and ultrafast ultrasound for hybrid molecular, anatomical and functional imaging
... Figure 1 shows the processing steps and experimental set-up devel- oped for PET–CT–UUI. First, the UUI transducer was positioned using a motorized micropositioner (Fig. 1a) over the organ of the mouse or rat to be imaged ...
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Joint Reconstruction of Longitudinal Positron Emission Tomography Studies for Tau Protein Imaging
... In dynamic PET studies, time activity curves (TAC) show the evolution of the concentration of the radiotracer in a region as a function of ...two dynamic PET studies where one region’s DVR is ...
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Single photon emission-computed tomography (SPECT) for functional investigation of the proximal tubule in conscious mice.
... high-resolution positron emission tomography (PET) or single photon emission-computed tomography (SPECT) has emerged recently ...of dynamic imaging, parenchymal scanning, and ...
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The influence of tumor oxygenation on (18)F-FDG (fluorine-18 deoxyglucose) uptake: a mouse study using positron emission tomography (PET).
... delivery/scavenging device was continuously used throughout the experiment. Once anesthesia was estab- lished, further isoflurane was carried by either air (20.9% oxygen) or carbogen (95% oxygen/5% CO 2 ). In order to ...
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11CO2 positron emission imaging reveals the in-situ gas concentration profile as function of time and position in opaque gas-solid contacting systems
... sorbent. Dynamic measurements inside the adsorbent bed are seldom performed, although they are extremely important to measure the ad- sorption kinetics and MTZ through the evolution of concentrations with time and ...
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On the data dependent filtration techniques in the single-photon emission computed tomography
... error of p with respect to its filtration W p should be commensurable (in a neighborhood of each point γ ∈ Γ or globally on Γ) with the relative error of p with respect to the noiseless data g; in addition for the ...
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Dynamic Localization of Vapor Fraction in Turbo Pump Inducers by X-Ray Tomography
... — d: Detector number — : Angular position of the inducer. III. M ETHOD Tomography was achieved by immobilizing the source-de- tector measurement system while rotating the inducer. Projec- tions were acquired by 10 ...
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Positron Annihilation in the Galaxy
... electron positron annihilation was first detected coming from the Galactic center region in the 1970’s with balloon-borne telescopes [ 31 , 35 ...of emission is unlike any other ...disk emission [ 57 ...
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Contribution of positron emission tomography in pleural disease.
... Keywords: Positron emission tomography ; Pleurisy ; Pleural mesothelioma ; Pleural metastasis ; Lung cancer Introduction Pleural disorders occur frequently in pulmonology and include a variety of ...
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CO 2 emission mitigation and fossil fuel markets: Dynamic and international aspects of climate policies
... the dynamic carbon emission compensation is achieved by a reduction of oil ...long-term emission compensation because only the residual emissions are accounted to balance the emission ...
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Positron beam extraction from an electron-beam-driven plasma wakefield accelerator
... Figure 8(a) shows the energy spectra of positrons at z ¼ 0 cm (black) and after head erosion extraction (blue) and down-ramp extraction (red) at z ¼ 31 cm. The peaks of the red and the blue solid lines indicate that the ...
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Cramér-Rao bounds for matched field tomography and ocean acoustic tomography
... It incorporates the position of the signal source and receiver along with the environmental characteris- tics of the propagating medium (speed of sound as a function of depth[r] ...
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Tomography of scaling
... fluctuations, we can try a power law fit and the corre- sponding exponent is ˆ β = 0.91 (r 2 = 0.74) (Fig. 18a). The tomography plot (Fig. 18b) confirms indeed that this is a difficult case: for r . 40, the local ...
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DECA: a Dynamic Energy cost and Carbon emission-efficient Application placement method for Edge Clouds
... carbon emission and energy during VM ...cost, emission and Service Level Agreement (SLA) reduction for distributed ECs, while Gu et ...carbon emission of ECs or Data Centers (DCs) while satisfying ...
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en fr Biological mechanisms driving neurodegeneration in Multiple Sclerosis : an in vivo approach combining positron emission tomography and high field magnetic resonance imaging Mécanismes biologiques à l'origine de la neurodégénérescence dans la Sclérose en Plaques : une approche in vivo associant tomographie par émission de positrons et imagerie par résonance magnétique à haut champ
... Consequently, the possibility of an associated grey matter (GM) damage has been increasingly investigated over the past decade, and a link between disability and neuronal da[r] ...
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11CO2 positron emission imaging reveals the in-situ gas concentration profile as function of time and position in opaque gas-solid contacting systems
... the positron emission technique was successfully applied to study the flow and mixing in gas–solid and liquid –solid systems using radio-active tracer particles, research on imaging a radio- active tracer ...
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Molecular orbital tomography from multi-channel harmonic emission in N2
... bital tomography, first proposed by Itatani et ...the emission process from the advanced characterization of the har- monic ...harmonic emission built from the coherent sum of multiple contri- ...
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