dual isotope
Calcium 45 autoradiography and dual isotope single photon emission CT in a canine model of cerebral ischemia and middle cerebral artery occlusion
... the dual-isotope technique as well as resolution problems in adequately imaging the much smaller dog’s brain on a system designed for clinical use may be ...
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Where does streamwater come from in low relief forested watersheds? A dual isotope approach
... the lowland forested watersheds draining the Savannah River Site (SRS) in the Coastal Plain of South Carolina, USA, and show the relationships of 2 H and 18 O for various wa- ter cycle components in three headwater ...
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Dual isotope measurements reveal zoning of nitrate processing in the summer Changjiang (Yangtze) River plume
... and dual isotopic composition across the Changjiang River plume within a three end-member mixing model, we found deviations between the observed and expected values for mixing alone, revealing the nonconservative ...
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Diagnostic applications of simultaneously acquired dual isotope single photon emission CT scans
... B TABLE 2 : Summary of SPECT findings using dual-isotope technique during and after temporary balloon occlusion of a cerebral artery Patient.. Defect associated wi th aneurysm.[r] ...
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Dynamic dual-isotope molecular imaging elucidates principles for optimizing intrathecal drug delivery
... dynamic dual-isotope imaging, we have quantitatively demonstrated that the regional CNS tissue exposure of injected molecules is affected by a combination of factors, including IT space anatomy, CSF ...
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Molecular imaging of angiogenesis after myocardial infarction by 111In-DTPA-cNGR and 99mTc-sestamibi dual-isotope myocardial SPECT
... In this study, we designed and developed a CD13 mo- lecular imaging probe that allowed sensitive visualisation using micro-SPECT imaging. In order to target CD13, we used the cNGR tripeptide, having a tenfold higher ...
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Investigating human geographic origins using dual-isotope (87Sr/86Sr, δ18O) assignment approaches.
... enamel isotope data from a modern sample of known origin from Caracas, Venezuela and further explored with two archaeological samples of unknown origin recovered from Cuba and ...a dual-isotope ...
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A Dual Isotope Protocol to Separate the Contributions to Phosphorus Content of Maize Shoots and Soil Phosphorus Fractions from Biosolids, Fertilizer and Soil
... radioisotopes. Dual labelling of soil with 32P and fertilizer with 33P isotopes has been used to partition the sources of P in maize (Zea mays) shoots and in soil P ...
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In vivo characterization of the novel CD44v6-targeting Fab fragment AbD15179 for molecular imaging of squamous cell carcinoma: a dual-isotope study
... BSA: bovine serum albumin; CAT: chloramine T; CD: cluster of differentiation; CD44v: variable CD44; CD44v6: v6 containing CD44; cMAb: chimeric monoclonal antibody; DMEM: Dulbecco's modif[r] ...
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Radiation necrosis vs high grade recurrent glioma: differentiation by using dual isotope SPECT with 201TI and 99mTc HMPAO
... Specifically, in patients treated with radiotherapy for high-grade gliomas, regions of moderate thallium uptake can either reflect the presence of small foci of active recurrent tumor or[r] ...
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Metabolic handling of orally administered glucose in cirrhosis
... a dual-isotope method (oral [1-14C]glucose and intravenous [6-3H]glucose) to examine whether the oral glucose intolerance of cirrhosis is due to (a) a greater input of glucose into the systemic circulation ...
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STABLE ISOTOPES REVEAL A DISCONNECT BETWEEN BIOTIC AND ABIOTIC HYDROLOGICAL PROCESSES IN A SEASONALLY-DRY, SEMI-ARID WATERSHED
... hypothesis.” This ecohydrological behavior has important implications for understanding a wide range of catchment processes, including the spatial and temporal variability of evapotranspiration and nutrient cycling, and ...
207
Detection and isotopic characterisation of methane emissions:An integrated approach developing and applying mobile methods and stationary measurements
... used dual-isotope sampling and mobile measurements to characterise and identify emission sources in North West England prior to the start of shale gas ...that dual isotope analysis can ...
162
Diagnostic performance of hybrid cardiac SPECT/CT imaging for patients with takotsubo cardiomyopathy
... cardiac dual-isotope MIBI and BMIPP imaging using conventional NaI gamma cameras has been limited for use even though several investigators reported positively about the imaging procedures (Yoshida et ...
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The first investigation of Wilms’ tumour atomic structure– nitrogen and carbon isotopic composition as a novel biomarker for the most individual approach in cancer disease
... of isotope ratio of both elements (nitrogen depletion and carbon enrichment) appeared together and at the key moment of the development of cancer disease regarding its dissemination and breakout in ...
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Stable isotope analyses of bat fur: Applications for investigating North American bat migration
... stable isotope results may indicate a tendency for bats to only engage in long distance southern migration in mid to late fall, but we think that the late migration date that we detected is more likely an artefact ...
241
Relative and Absolute Dating Methods (CTG)
... • The half-life of a radioactive isotope is the time it takes for one half of the atoms of the original unstable “parent isotope” to decay to atoms of a new more stable “daughter. is[r] ...
46
Moving beyond the age–depth model paradigm in deep-sea palaeoclimate archives: dual radiocarbon and stable isotope analysis on single foraminifera
... radioactive isotope and its activity relationship with time is exponential, with the consequence that a highly heterogeneous multi-specimen sample may produce an AMS age that is significantly offset from the ...
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Chromium Isotopes Detection in their Ores with Minimal Errors
... to isotope measurements for this and other instrumental discriminations is dependent upon the detailed physical conditions existing in a particular mass spectrometer ...
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Isotopie tracing of groundwater at Žitný ostrov (SW Slovakia)
... integrate isotope data into a relational database covering also hydrogeology and hydrochemistry, which using GIS would be possible to visualize, and in this way to create temporal-spatial isotope maps of ...
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