Summary:  Research The influence of tumor oxygenation on 18F-FDG (Fluorine-18 Deoxyglucose) uptake: A mouse study using positron... whether changing a tumor's oxygenation would alter tumor metabolism, and thus uptake of 18F-FDG (fluorine... . When examining the entire tumor VOI, ...

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  on the 18F-FDG uptake scans (30­60 min), and cysts and resection cavities were avoided. For tumors that did... - topsy 19 mo after PET showed a mixed glioma, WHO grade III. 18F-FDG uptake was decidedly more prominent... on measurements of SUVs or tumor-to-nontumor ...

Source: Swanson, Kristin R.- Departments of Pathology & Applied Mathematics, University of Washington at Seattle

Collection: Biology and Medicine

Summary:  % isoflurane anesthesia on the uptake of 18F-FDG, we conducted an ex vivo static scan of the head for 60 min... equal to the rate constant for net uptake and metabolism of 18F-FDG in the brain. In this study, the 6... CMRglu in the isoflurane-anesthetized animal ...

Source: Smith, Carolyn Beebe - Section on Neuroadaptation and Protein Metabolism, National Institute of Mental Health

Collection: Biology and Medicine

Summary:  ) of [18 F]FDG [PF = k3 / k2 + k3] - the fractional uptake of [18 F]FDG [K =(K1 x k3) / (k2 + k3), ml·ml-1... . For comparison, the fractional [18 F]FDG uptake was estimated also by graphical methods. It was then multiplied... ...

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  in chimpanzees. Analysis of the videotaped [18 F]-FDG uptake sessions sug- gested that the observed differences... period of cellular [18 F]-FDG uptake ( 45 min in humans and 75 min in chimpanzees), human subjects rested... regional differences ...

Source: Preuss, Todd M. - Yerkes National Primate Research Center, Emory University

Collection: Biology and Medicine

Summary:  Background: 18 F-FDG PET image-derived parameters, such as standardized uptake value (SUV), functional tumor... . The intensity of maximum 18 F-FDG uptake in the primary lesion was quite high with a normally distributed SUVmax... in our population. ...

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  these limi- tations. Methods: Six Sprague­Dawley rats and 6 BALB/c mice underwent dynamic imaging with 18F-FDG... , and myocardium) were successfully extracted for both 18F-FDG and 1-11C-acetate in rats. The correlation... coefficients for the input functions were 0.973 for ...

Source: Morris, Evan - Purdue School of Engineering and Technology & Department of Radiology, Indiana University-Purdue University Indianapolis

Collection: Engineering ; Biology and Medicine

Summary:  Positron image (2-min exposure every 2.5 mins) sequence of the 18-F- FDG uptake in the same tissue... level correlates with tumor aggresivity. 18-F-FDG has been very successful in positron imaging of tumors... and washout rate in tumor cells than in normal ones. The ...

Source: Arizona, University of - Center for Gamma-Ray Imaging

Collection: Engineering ; Biology and Medicine

Summary:  )-[18 F]F-ICI scan and data were acquired for 30 min. To improve myocardial uptake of [18 F]FDG in rats... (350 cpsml-1 for (S)-[18 F]F-ICI or 5000 cpsml-1 for [18 F]FDG). Fig. 3. Uptake of radioactivity... cpsml-1 for [18 ...

Source: Pike, Victor W. - Molecular Imaging Branch, National Institute of Mental Health

Collection: Biology and Medicine

Summary:  ), 1.7X (C), and 2.7X (D).18-F-FDG uptake in a mouse brain slice by our system (A) and digital... used the system to image in vivo the 18-F-FDG uptakes in 3 types of tumors implanted in dorsal skin... the dynamic imaging of the ...

Source: Arizona, University of - Center for Gamma-Ray Imaging

Collection: Engineering ; Biology and Medicine

Summary:  - tering measured by DOT, and fluorodeoxyglucose 18 F-FDG uptake. In light of these observations, we... attenuation eff , and an optical index are found to correlate with contrast of 18 F-FDG uptake in whole... of radiopharmaceuticals such as ...

Source: Yodh, Arjun G. - Departments of Radiology & Physics and Astronomy, University of Pennsylvania

Collection: Physics ; Biology and Medicine

Summary:  metabolism [18 F]FDG PET was performed. Methotrexate reduced tracer uptake in the hippocampal region one week... .05). Post hoc test revealed that animals treated with MTX had significantly lower [18 F]FDG uptake during... .05 (repeated measures ANOVA). The animals ...

Source: Groningen, Rijksuniversiteit - Centre for Ecological and Evolutionary Studies, Department of Marine Benthic Ecology and Evolution,

Collection: Biology and Medicine ; Environmental Sciences and Ecology

Summary:  was approximately 2.8 mSv. The CT scan was used for attenuation correction and localization of the 18F-FDG uptake... subjects, but the difference was not significant (P=0.14). Only one subject had no 18F-FDG uptake in areas... . Patterns of ...

Source: Meyers, Ron - Department of Zoology, Weber State University

Collection: Biology and Medicine ; Environmental Sciences and Ecology

Summary:  Using 18F-FDG PET/CT in Non­Small Cell Lung Cancer? By K. Wu et al M Hatt, D Visvikis, C Cheze Le Rest... Using 18F-FDG PET/CT in Non­Small Cell Lung Cancer? J Nucl Med 2010;51:1517-1523. 2. Wu K, Ung YC... -Schuler A, et al. Comparison of Different Methods for Delineation of ...

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  , compared with the tumor uptake in animals given no drug treatment. 18F-FDG imaging of animals treated... , RP, and SA of this labeled control were not reported. 18F-Fluorodeoxyglucose (18F-FDG) and [18O]H2O... with either 18F-FDG or [18O] H2O ...

Source: Levin, Judith G. - Laboratory of Molecular Genetics, National Institutes of Health

Collection: Biology and Medicine

Summary:  -methylpropyl)-3-isoquinoline carboxamide [18 F]FDG 2-[18F]-fluoro-2-deoxy-D-glucose APOE Apolipoprotein Brd... Standardized uptake value SVZ Sub ventricular zone THFA Tetrahydrofolate TNF- Tumor necrosis factor-alpha #12

Source: Groningen, Rijksuniversiteit - Centre for Ecological and Evolutionary Studies, Department of Marine Benthic Ecology and Evolution,

Collection: Biology and Medicine ; Environmental Sciences and Ecology

Summary:  Plaques Identified with 18F-FDG-PET/CT in 141 Patients Wasselius JA, Larsson SA, Jacobson H Mol Imaging... in Stockholm, Sweden, was to determine the prevalence of FDG uptake in atherosclerotic plaques in 141 patients... Medscape Radiology > Viewpoints Can FDG Uptake Identify Clinically Significant ...

Source: Jadvar, Hossein - Departments of Biomedical Engineering & Radiology, University of Southern California

Collection: Biology and Medicine ; Engineering

Summary:  uptake contrast with respect inserm-00574273,version1-22Jul2011 #12;6 to what is usually observed in 18F-FDG... of elevated activity in 18F-FDG images, considering variable contrast and noise levels, one could gain... , Schaefer-Schuler A, et al. Comparison of ...

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  . To improve myocardial uptake of [18 F]FDG, 0.5 mL glucose (20%) was injected 5 min before [18 F]FDG. List... ]ICI-OMe, and 150 cps·ml-1 after 8 MBq [18 F]FDG. There was uptake of radioactivity in liver, kidney and bladder... ...

Source: Pike, Victor W. - Molecular Imaging Branch, National Institute of Mental Health

Collection: Biology and Medicine

Summary:  areas and in the connecting fibers of the corpus callosum. Here we report the results of an [18 F]FDG... (Lacombe et al., 1992). The stimulation was started immediately before 130­190 MBq [18 F]FDG were in... was calculated. Direct Cortical Injection of [18 F]FDG To ...

Source: Bülthoff, Isabelle - Max-Planck-Institut für biologische Kybernetik

Collection: Biology and Medicine

Summary:  ]fluoroglucose ([18 F]FDG), this methodology allows fast and direct access to site-specific [18 F]FDG... .1,2 2-Deoxy-2-[18 F]fluoroglucose ([18 F]FDG) is the most extensively used PET radiotracer... available 18 F source, such as [18 ...

Source: Davis, Ben G. - Department of Chemistry, University of Oxford

Collection: Chemistry

Summary:  with [18F]fluoro-6-thia-heptadecanoic acid and [18F]FDG in Patients with Congestive Heart Failure. J Nucl... with little interference from the lung and liver. Some bone uptake was observed. Other Non-Primate Mammals... injection. The uptake in the bone was 0.15% ID/g at 30 min and 0.46% ...

Source: Levin, Judith G. - Laboratory of Molecular Genetics, National Institutes of Health

Collection: Biology and Medicine

Summary:  for Delineation of 18F-FDG PET-Positive Tissue for Target Volume Definition in Radiotherapy of Patients with Non... ) investigated the use of fixed thresholds to define NSCLC tumors PET volumes exhibiting heterogeneous uptake... . They found no correlation between the CT-based and the PET-based volumes, and associated the ...

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  1 Reproducibility of 18F-FDG and 18F-FLT PET tumor volume measurements Mathieu Hatt1 , Catherine... comprising of esophageal and breast cancer patients scanned with 18F-FDG and 18F-FLT respectively. In both... on the same clinical datasets. 2.3 Validation studies Fourteen whole body ...

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  biologique », avec l'utilisation de radiotraceurs différents et plus spécifiques que le 18 F-FDG, dont l... ...). Notons également que l'immense majorité des travaux ont étudié le problème en considérant le 18 F-FDG. 3... , Visvikis D, Albarghach N, Tixier F, Pradier O, Cheze-le Rest C. Prognostic ...

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  /phosphorylation parameter; , fracftion of total blood volume occupied by blood pool. , fractional uptake of 18F FDG... . Production of PET tracers [18F FDG was synthesized with an automatic apparatus as described by Hamacher... , Nuutila P , ...

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  -D-glucose ([18F]FDG) has been approved for cancer positron emission tomography (PET) imaging by the United States... of [18F]FAC (2.16 ± 0.48% ID/g) than of [18F]FLT (1.02 ± 0.21% ID/g) or [18F]FDG (1.69 ± 0.16% ID/g). [18... .L. Hoekstra H.J. Elsinga P.H. Selectivity of 18F-FLT and ...

Source: Levin, Judith G. - Laboratory of Molecular Genetics, National Institutes of Health

Collection: Biology and Medicine

Summary:  equipped GMP hotlab for the commercial production of [18 F]FDG, 81m Kr and [123 I] labelled products Staff... and iterative reconstruction methods in 2- and 3-dimensional dynamic cardiac 18 F-FDG PET. J Nucl Med 45: 2008... for the use of 18 F-FDG as an indicator of ...

Source: Vrije Universiteit Amsterdam, Department of Mathematics, Stochastics Section

Collection: Mathematics

Summary:  and homogeneous or non-homogeneous uptake distributions derived from tumours in patients undergoing 18F-FDG PET... , "Comparison of Different Methods for Delineation of 18F- FDG PET-Positive Tissue for Target Volume Definition... using Level Sets", SNM annual meeting, ...

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  Radionuclide 18 F-FDG was kindly provided as a generous gift from the Department of Nuclear Medicine, Beijing... of 4.4 MBq 18 F-FDG. Mouse Model The healthy, female Nu/Nu nude mice utilized in the experiment were... Technologies Inc., QC, Canada) and 11.10 MBq of 18 ...

Source: Tian, JieInstitute of Automation, Chinese Academy of Sciences

Collection: Biology and Medicine ; Engineering

Summary:  the period of tracer uptake prior to scanning. Note the high cortical uptake of [18 F]FDG, in the auditory... and its head was scanned for a 60-min interval. Note the high cortical uptake of [18 F]FDG. The cingulate... and PET scanning. Matsumura ...

Source: Smith, Carolyn Beebe - Section on Neuroadaptation and Protein Metabolism, National Institute of Mental Health

Collection: Biology and Medicine

Summary:  /CT detection of unexpected gastrointestinal foci of 18F-FDG uptake:15 incidence, localization patterns... 18 tumour response to chemotherapy: does [(18)F]FDG uptake correlate with the viable19 tumour cell... J, Verhoef G, Mortelmans17 L, Vandenberghe P, De ...

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  -carboxylic acid MolecularImagingandContrastAgentDatabase(MICAD) #12;[18F]FACBC and [18F]FDG exhibited tumor... in positron emission tomography (PET) oncology (1, 2). Most brain tumors show an increased uptake of amino... ]FACBC was not reported. In Vitro Studies: Testing in Cells and Tissues [PubMed] syn-3-[18F]FACBC exhibited ...

Source: Levin, Judith G. - Laboratory of Molecular Genetics, National Institutes of Health

Collection: Biology and Medicine

Summary:  -deoxy-2-[18F]fluoro- D-glucose ([18F]FDG), in an integrated microfluidic device. Five sequential... relative to conven- tional automated synthesis. Multiple doses of [18F]FDG for positron emission tomography... -2-E18F^fluoro- D-glucose (E18F^FDG) in an integrated ...

Source: Quake, Stephen R. - Department of Bioengineering, Stanford University

Collection: Engineering ; Biotechnology

Summary:  starter Hevesy La- boratoriet cyklotronen kl. 4.30 om morgenen, sådan at 18F-FDG kan pakkes i blybeholdere... og sendes af sted til kunderne kl. 7. Det ha- ster med at få bragt stoffet ud, fordi 18F-FDG... henfalder med en halveringstid på to timer. 18F-FDG er et ...

Source: Risø National Laboratory

Collection: Multidisciplinary Databases and Resources

Summary:  rod. [18 F]4, with and without unlabeled compound (as described for ex-vivo experiments), or [18 F]FDG... with [18 F]FDG or with [18 F]4. Fig. 2 shows the time/activity curves of the two tracers in the tumors... ­50 min for [18 F]FDG and 8­12 min for [18 F]4). The ...

Source: Levitzki, Alexander - Department of Biological Chemistry, Hebrew University of Jerusalem

Collection: Biology and Medicine

Summary:  a promising agent for the molecularFig. (2) [99m ] imaging of vulnerable atherosclerotic plaques. [18 F -FDG... correlation between Tc -MCP-1 and macrophage density was also observed, and tracer uptake was detected at the... , and eventually incorporated into the cell membrane. Increased ...

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  region showing correlation between 18 F-FDG-uptake and speech perception scores (N = 22), when the effect... emission tomography (18 F-FDG-PET). The images ob- tained from those 33 children were analyzed in relation... Bionics, Sylmar, CA) system (n = 9). Preoperative 18 ...

Source: Gutkin, Boris - Group for Neural Theory, Collège de France

Collection: Computer Technologies and Information Sciences

Summary:  of [18F]FDG as biomarker for breast cancer treatment monitoring. Cancer Cell Int 6:6 28. Chambers AF... relationship was observed (Pearson correlation coefficient = 0.44; 0.50, respectively). 2-NBDG uptake after... , was observed. MDA-MB-468 demonstrated a greater inhibition of 2-NBDG ...

Source: Ramanujam, Nimmi - Department of Biomedical Engineering, Duke University

Collection: Engineering ; Biology and Medicine

Summary:  the ratios of laser-treated tumor (Rt tumor) to non-treated tumor (Lt tumor) 18 F-FDG standardized uptake... the treatment response, we used the [18 F] fluoro- dexoyglucose (18 F-FDG) positron emission tomography (PET... Evaluation Criteria in Solid Tumors (RECIST).[41] For mice injected ...

Source: Wang, Lihong - Department of Biomedical Engineering, Washington University in St. Louis

Collection: Engineering ; Biology and Medicine

Summary:  www.medscape.com From Medscape Radiology > Viewpoints 18F-FDG PET/CT Findings and Circulating Tumor... on enhanced tumor uptake level.[5] Therefore, about a quarter of patients in this study would have been

Source: Jadvar, Hossein - Departments of Biomedical Engineering & Radiology, University of Southern California

Collection: Biology and Medicine ; Engineering

Summary:  kinetic parameters. We validated the dual rat head holder through comparisons of [18F]FDG uptake constants... was assessed via analysis of [18 F]Fluorodeoxyglucose ([18 F]FDG) dynamic PET studies of six rats. Each rat... kinetic accuracy of [18 ...

Source: Morris, Evan - Purdue School of Engineering and Technology & Department of Radiology, Indiana University-Purdue University Indianapolis

Collection: Engineering ; Biology and Medicine

Summary:  the dual rat head holder75 through comparisons of [18F]FDG uptake constants (Ki), derived76 from single... ]Fluorodeoxyglucose ([18 F]FDG) dynamic PET studies of six rats. Each rat was scanned twice: once individually, with brain... of [18 F]FDG ...

Source: Morris, Evan - Purdue School of Engineering and Technology & Department of Radiology, Indiana University-Purdue University Indianapolis

Collection: Engineering ; Biology and Medicine

Summary:  of radiopharmaceutical production ([18 F]FDG) at the University of Helsinki Tiina Lipponen, University of Helsinki... :50 Johanna Rokka, Turku PET Centre, University of Turku, Finland [18 F]FDG and its radioactive metabolites... observed since more than two decades". Similar trends are ...

Source: Risø National Laboratory

Collection: Multidisciplinary Databases and Resources

Summary:  and [18F]FDG in Patients with Congestive Heart Failure. J Nucl Med 2001;42(1):55­62. [PubMed: 11197981] 9... an imaging period of 3 h (13). Good myocardial images were observed at 10­20 min after injection with little... .K. An evaluation of myocardial fatty acid and glucose uptake using PET with ...

Source: Levin, Judith G. - Laboratory of Molecular Genetics, National Institutes of Health

Collection: Biology and Medicine

Summary:  -FCWAY and 18F-FDG PET in MRI- negative temporal lobe epilepsy. Epilepsia. 2009;50:234-239. 27. Frost JJ... expression in epilepsy #12;2 Abstract Animal studies and clinical observations suggest that epilepsy... and 30 healthy subjects were studied with 11 C-PBR28 PET and magnetic resonance imaging (MRI). ...

Source: Innis, Robert B. - Molecular Imaging Branch, National Institute of Mental Health

Collection: Biology and Medicine

Summary:  , tomosynthesis (3D visualization) PET 18 F-FDG-PET Æ CT Uptake of 18 F-FDG, analogue of endogenous glucose... response compared to RECIST 18 F-FDG-positron emission mammography (PEM) Uptake of 18 ...

Source: Selvin, Paul R. - Department of Physics, University of Illinois at Urbana-Champaign

Collection: Physics ; Materials Science

Summary:  al. Evaluation of anesthesia effects on [18 F]FDG uptake in mouse brain and heart using small animal... or [18 F]FDG to assess cerebral glucose utilization in the same transgenic mice would also be useful... of regional cerebral glucose utilization in mice by 18 ...

Source: Pike, Victor W. - Molecular Imaging Branch, National Institute of Mental Health

Collection: Biology and Medicine

Summary:  of (18)F-FDG uptake in adipose tissue and muscle: a potential source of false-positives for PET. J Nucl... injected between 2.2 and 12.9 mCi of 18 F-FDG tracer depending on body weight. Because all of the PET... -Fat[): description on 18 F-FDG ...

Source: Southern California, University of - Department of Electrical Engineering, Magnetic Resonance Engineering Laboratory

Collection: Biology and Medicine ; Engineering

Summary:  ;3:519-527. Abstract 6. Silverman DH. Brain 18F-FDG PET in the diagnosis of neurodegenerative dementias: comparison... . [18F]FDG-PET in patients with Alzheimer's disease: marker of disease spread. Dement Geriatr Cogn... , Higuchi M, et al. [18F]FDG-PET study in ...

Source: Jadvar, Hossein - Departments of Biomedical Engineering & Radiology, University of Southern California

Collection: Biology and Medicine ; Engineering

Summary:  2341 #12;K W D Ledingham et al (2-[18 F]FDG). Various biochemical events including glucose metabolism... with a 100 µm aluminium window and secured (a) (b) 4361 [18F]FDG Laser Product Standard [18 F]FDG Product... - and cyclotron-induced 2-[18 ...

Source: Strathclyde, University of - Department Physics and Applied Physics, Strathclyde Intense Laser Interaction Studies Group

Collection: Physics

Summary:  ­ Spectroscopic imaging · Nuclear Medicine ­ 18F-FDG Positron Emission Tomography (PET) ­ Single Photo Emission... Integrated area under gadolinium uptake curve Dynamic coefficient Ktrans Dynamic coefficient Kep #12;Current

Source: Council for the Central Laboratory of the Research Councils- Accelerator Science and Technology Centre ( ASTeC)

Collection: Physics

Summary:  decarboxylase and [18 F]FDG measuring glucose transporter and hexokinase [18,19]), (3) saturable binding sites... quantification of regional cerebral glucose utilization in mice by 18 F-FDG small animal PET scanning and 2-14 C... . The SPECT or PET imaging of rodents is useful to examine macro changes in ...

Source: Morris, Evan - Purdue School of Engineering and Technology & Department of Radiology, Indiana University-Purdue University Indianapolis

Collection: Engineering ; Biology and Medicine

Summary:  to chemotherapy: does [18F]FDG uptake correlate with the viable tumour cell fraction? Eur J Nucl Med Mol Imaging... . [21] patients were given 8 doses of chemotherapy and PET imaging using [18F]-FDG took place 3 times... :1676­1688, 2000. [22] Spaepen K., Stroobants S., Dupont P., et al. ...

Source: Sleeman, Derek - Department of Computing Science, University of Aberdeen

Collection: Computer Technologies and Information Sciences

Summary:  , a PET study with [18 F]FDG was also carried out on 1 rat. Images of the attenuation and emission scans... sections (frames from 15­60 min) of A431 tumor-bearing rats injected with [18 F]FDG (Fig. 9a) or [11 C]ML03... 1 the tumor was positioned in the leg. After injection of [18 ...

Source: Levitzki, Alexander - Department of Biological Chemistry, Hebrew University of Jerusalem

Collection: Biology and Medicine

Summary:  , performing without interruption for the entire [18 F]- FDG uptake period, w45­60 min, when the absorption... , the subject was given a 15 mCi dose of [18 F]-FDG (2­3 ml volume mixed in w50 ml of Kool-Aid sweetened... of [18 ...

Source: Duong, Timothy Q. - Yerkes National Primate Research Center, Emory University

Collection: Biology and Medicine

Summary:  to positron emission tomography using 18F-FDG [20, 22]. Other investigators have sug- gested that the ability... baseline and subsequent treatment phase, 99m Tc-sestamibi was infused over 60 min (uptake) followed by 60... tissue viability. Results Myocardial peak 99m Tc-sestamibi uptake (%id) was ...

Source: Arizona, University of - Center for Gamma-Ray Imaging

Collection: Engineering ; Biology and Medicine

Summary:  RL. Uptake in supraclavicular area fat (``USA-Fat''): description on 18F-FDG PET/CT. J Nucl Med 2003... . Pre-medication to block [(18)F]FDG uptake in the brown adipose tissue of pediatric and adolescent... . The incremental value of ...

Source: Southern California, University of - Department of Electrical Engineering, Magnetic Resonance Engineering Laboratory

Collection: Biology and Medicine ; Engineering

Summary:  in positron emission tomography, namely reconstructions of cardiac structures with 18 F-FDG and H2 15 O... cardiac H2 15 O and 18 F-FDG PET measure- ments with low SNR. 2 Methods 2.1 EM and EM-TV Reconstruction... synthetic object, see Fig. 1, and by eval- uation of cardiac H2 15 O and ...

Source: Burger, Martin - Mathematisches Institut, Westfälische Wilhelms-Universität Münster

Collection: Mathematics ; Materials Science

Summary:  . The accumulation in the heart, muscle, bone, liver, lung, and blood was low. anti-3-[18F] FACBC and [18F]FDG... (PET) oncology (1, 2). Most brain tumors show an increased uptake of amino acids as compared... of incubation. anti-2-[18F] FACBC uptake into rat 9L gliosarcoma tumor cells in culture was reduced ...

Source: Levin, Judith G. - Laboratory of Molecular Genetics, National Institutes of Health

Collection: Biology and Medicine

Summary:  validated for [18 F]FDG. However, neuroreceptor radioligands may differ in some impor- tant ways, including... from the carotids over the first 30 minutes of the acquisition after [18 F]FDG injection [5]. In order... to yield good results with clinical PET scanners for [18 ...

Source: Pike, Victor W. - Molecular Imaging Branch, National Institute of Mental Health

Collection: Biology and Medicine

Summary:  , Lewellen B, and Mankoff DA, SUV Varies with Time After Injection in 18F-FDG PET of Breast Cancer... . 1855-1861, 2003. 26. Lartizien C, Kinahan PE, and Comtat C, Volumetric Model and Human Observer... , Defrise M, Michel C, Trebossen R, Almeida P. Numerical Observer Studies Comparing FORE+AWOSEM, FORE

Source: Washington at Seattle, University of - Department of Electrical Engineering, Interactive System Design Laboratory

Collection: Engineering

Summary:  tomography ([18F]FDG-PET) studies were conducted to quan- tify changes in brain metabolic activity... from a paired t test comparing preoperative and 6-month postoperative [18F]FDG-PETs of n 7 patients... . [18F]FDG, [18F]-2-fluoro-2-deoxy-D-glucose; FWE, family-wise ...

Source: Fellous, Jean-Marc - Department of Psychology, University of Arizona

Collection: Biology and Medicine

Summary:  . Pat- terns of (18)F-FDG uptake in adipose tissue and muscle: a poten- tial source of false... ­14). With PET/CT, BAT activity was iden- tified by observing false-positive symmetrical uptake of radionuclide... C, Osman M, Pannu HK, Wahl RL. Uptake in supracla- ...

Source: Southern California, University of - Department of Electrical Engineering, Magnetic Resonance Engineering Laboratory

Collection: Biology and Medicine ; Engineering

Summary:  in non-small cell lung cancer assessed by 18F- fluoromisonidazole and 18F-FDG PET. J Nucl Med 47: 1921... H, Nakahara T, Hishiumi N, Takahashi W, Ide M, Shohtsu A (2001) 18F-FDG PET detection of colonic... ; Cherk et al, 2006) manifested by increased glucose uptake ...

Source: Maini, Philip K. - Centre for Mathematical Biology & Mathematical Institute, University of Oxford

Collection: Mathematics ; Biology and Medicine

Summary:  measured with [18 F]FDG PET (Seigers et al, in press B). Vascularization and neurogenesis are closely... , 1997). #12;General introduction 13 This is consistent with the observation that the toxicity of MTX... with neuroinflammation, since no effect was seen in the uptake of a tracer for peripheral ...

Source: Groningen, Rijksuniversiteit - Centre for Ecological and Evolutionary Studies, Department of Marine Benthic Ecology and Evolution,

Collection: Biology and Medicine ; Environmental Sciences and Ecology

Summary:  tissue [11-20]. However, the emission from 18F reflects both 18F- FDG and 18F-FDG-6-phosphate, which... were observed with insulin in the non-sensitive organs or the adipose tissue. Tracer uptake in adipose... of the pre-diabetic state and it has ...

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  they are not disadvantageous. This is consistent with the observed distributions; although uptake sequences are underrepre... Coevolution of DNA Uptake Sequences and Bacterial Proteomes W. A. Findlay* and R. J. Redfield... or thousands of copies of short motifs called DNA uptake signal sequences. Here, we ...

Source: Redfield, Rosemary J. "Rosie" - Department of Zoology, University of British Columbia

Collection: Biology and Medicine

Summary:  , an externally observable electrical or magnetic signal is produced if and only if (a) sources and sinks within... signals observable with MEG are also seen in EEG, but not vice versa. EEG provides a broader view... a localization controversy surrounding the early somatosensory potential N20 observed in EEG (the ``N'' means

Source: Ganis, Giorgio - NMR Athinoula A. Martinos Center, Massachusetts General Hospital, Harvard University

Collection: Biology and Medicine

Summary:  , performing without interruption for the entire [18 F]- FDG uptake period, w45­60 min, when the absorption... , the subject was given a 15 mCi dose of [18 F]-FDG (2­3 ml volume mixed in w50 ml of Kool-Aid sweetened... of [18 ...

Source: Preuss, Todd M. - Yerkes National Primate Research Center, Emory University

Collection: Biology and Medicine

Summary:  to distinguish the added nutrient from ambient input fluxes. Therefore, the observed uptake is also a function... of the input nutrient flux to the reach. The observed uptake in a nutrient addition experiment... concentration (CADD ) plus CAMB (Mulholland et al. 2002): . (6) The uptake ...

Source: Webster, Jackson R. - Department of Biological Sciences, Virginia Tech

Collection: Biology and Medicine ; Environmental Sciences and Ecology

Summary:  midnight. Cochlan et al. (1991) observed strong diel periodicity in nitrate and ammonium uptake... uptake dependence on light, as was observed in several studies (Kudela et al. 1997; Mulholland et al... Switzerland Abstract Many physiological processes in phytoplankton, including nutrient ...

Source: Michigan State University, Department of Plant Biology, Klausmeier-Litchman Lab.

Collection: Biology and Medicine ; Environmental Sciences and Ecology

Summary:  - esthesia decreases brain uptake of [18 F]FDG (Toyama et al., 2004), increases brain uptake of [11 C... , Seidel J, Green MV, Innis RB. 2004. Evaluation of anesthesia effects on [18 F]FDG uptake in mouse brain... inhib- its vesicular ...

Source: Innis, Robert B. - Molecular Imaging Branch, National Institute of Mental Health; Pike, Victor W. - Molecular Imaging Branch, National Institute of Mental Health

Collection: Biology and Medicine

Summary:  use with [18F]-FDG · cerebral blood flow with [15O]-H20 · neurotransmitters... Neuroimaging Structural... physiology/metabolism/neurotransmitters [18F]-FDG to measure glucose use [15O]-H20 to measure cerebral blood

Source: Reber, Paul J. - Department of Psychology, Northwestern University

Collection: Biology and Medicine

Summary:  + effects on 13NO3 - uptake were recently investigated in barley (Kronzucker et al., 1999). The observed... Nitrogen and base cation uptake in seedlings of Acer pseudoplatanus and Calamagrostis villosa exposed... , nitrate Abstract The effects of solution acidity and form of nitrogen on net nutrient uptake ...

Source: Gloser, Vít - Department of Plant Physiology and Anatomy, Masaryk University

Collection: Biology and Medicine

Summary:  of this observed differential gland uptake in correlation to the sites and pathologic grades of the primary... was not observed, the pacing capture threshold increased significantly from the pre- MRI stage to the post... observers who were blinded to the clinical data. For the diagnosis of ischemia, stress ...

Source: Jadvar, Hossein - Departments of Biomedical Engineering & Radiology, University of Southern California

Collection: Biology and Medicine ; Engineering

Summary:  ...................................... 66 3.2.3.2.2 Le [18 F]-FDG... pour le diagnostic de la maladie coronaire, est la coronarographie. Cette méthode invasive permet d'observer

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  -pedal ganglia exhibited high-affinity Glu uptake (Fig. 1, solid line). Lineweaver­Burk analysis of the observed... the P2 preparation. As previously observed, Glu uptake was significantly increased in P3 (n 8... , no change in Glu uptake 24 h after treatment with 5-HT was ...

Source: Byrne, John H. - Department of Neurobiology and Anatomy, University of Texas Medical School at Houston

Collection: Biology and Medicine

Summary:  ) [18F]FDG Human 29 (26) [18F]FDOPA Human 20 (27) [18F]Fluoro-A-85380 Human 19 (28) [18F... , a pattern sugges- tive of specific uptake was not observed in any of the men. The uterus or ovaries were... ;(11,12). In these settings, [18F]SPA-RQ demonstrated high brain uptake, displacement by ...

Source: Pike, Victor W. - Molecular Imaging Branch, National Institute of Mental Health

Collection: Biology and Medicine

Summary:  . Metabolism: 18F-FDG uptake in myocardial and brain tissues. Receptor binding: 11C-dopamine binding... in animals and then in humans. Physiological or anatomical observation: Which organ, which function... Tc-DTPA in ventilation imaging. Ion exchange: uptake of 99mTc-phosphonate complexes ...

Source: Kolbe, Edwin - Department für Physik und Astronomie, Universität Basel

Collection: Physics

Summary:  ability to account for the observed properties of genomic uptake sequences has never been evaluated. To do... the proportions observed in real genomes. Stability of uptake sequences positions: When real genome sequences... 1 BACTERIAL DNA UPTAKE SEQUENCES CAN ACCUMULATE BY MOLECULAR DRIVE ...

Source: Redfield, Rosemary J. "Rosie" - Department of Zoology, University of British Columbia

Collection: Biology and Medicine

Summary:  . Biological correlates of [18 F]FDG uptake in cancer; Fourth Annual Meeting of the Society of Molecular... /9 cyclotrons; Commercial production of [18 F]FDG, and 81m Kr and 123 I labelled products. #12;Annual Report... multicentre observational study; funded by ZON-MW ...

Source: Vrije Universiteit Amsterdam, Department of Mathematics, Stochastics Section

Collection: Mathematics

Summary:  ) was produced locally using a cyclotron. 18 F-FDG-uptake was calculated inserm-00610191,version1-21Jul2011 #12... (D0) and after (D15) E4F1 inactivation. Clinical grade radiolabelled fluoro-deoxy- glucose (18 F-FDG... .v. injection of 300 µCi 18 F-FDG in 100 µl 0.9% ...

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  of partial volume and spill-in from surrounding structures. Compared to [18 F]FDG, which generates minimal... in dynamic [(18)F]-FDG PET human brain studies. J. Cereb. Blood Flow Metab. 29, 1825­1835. Zoghbi, S... were 1) to quantify uptake of [11 C](R)- rolipram in human brain using ...

Source: Innis, Robert B. - Molecular Imaging Branch, National Institute of Mental Health

Collection: Biology and Medicine

Summary:  for the estimation of the image-derived input function in dynamic [(18)F]-FDG PET human brain studies. J. Cereb... F]FDG, which generates minimal radiometabolites in plasma, the current study with [11 C... ). The two aims of this study were 1) to quantify uptake of [11 C](R)- rolipram in human brain using

Source: Innis, Robert B. - Molecular Imaging Branch, National Institute of Mental Health; McMahon, Francis - Genetic Basis of Mood and Anxiety Disorders, National Institute of Mental Health

Collection: Biology and Medicine

Summary:  designed to simulate a [ 18 F]-FDG PET scan of a human head. The phantom was a slightly tapered cylinder... uptake, there is a 20-25% discrepancy between 2D and 3D modes. We found this effect to be worse for 3D GE... /Advance data reconstructed with an axial ramp filter than for an axial Hanning filter [4]. These ...

Source: Oakes, Terry - Waisman Laboratory for Brain Imaging and Behavior, University of Wisconsin at Madison

Collection: Biology and Medicine

Summary:  after injection of 6 MBq 18 F-FDG and at days 1, 3, and 8 after injection of 3.5 MBq of 124 I-labeled B... , 24, 48, 72, and 96 h after injection and compared with an isotype-matched control. Tumor uptake of B... by immunohistochemistry. The tumor uptake of 125 I-B-B4 peaked at 14% injected dose (ID) per gram ...

Source: Paris-Sud XI, Université de - Institut d'Optique, Laboratoire Charles-Fabry, Groupe d'Optique Atomique

Collection: Physics

Summary:  starter Hevesy La- boratoriet cyklotronen kl. 4.30 om morgenen, sådan at 18F-FDG kan pakkes i blybeholdere... og sendes af sted til kunderne kl. 7. Det ha- ster med at få bragt stoffet ud, fordi 18F-FDG... henfalder med en halveringstid på to timer. 18F-FDG er et ...

Source: Risø National Laboratory

Collection: Multidisciplinary Databases and Resources

Summary:  to be a significant factor at natural urea concentrations. We did not observe surge uptake of amino acids by either... Prog Ser 294: 161­172, 2005 for ABU acid. The maximum observed uptake rates and the estimated... observed in the light compared to the dark (Fig. 2) also suggests an ...

Source: McGlathery, Karen - Department of Environmental Sciences, University of Virginia; Tyler, Christy - Department of Biological Sciences, Rochester Institute of Technology

Collection: Biology and Medicine ; Environmental Sciences and Ecology

Summary:  /muscle ratios were 10­13 and ~5 at 30 min and 120 min, respectively. [18F] FDG exhibited a tumor/brain ratio... show an increased uptake of amino acids as compared with normal brain tissue (4). These amino acids... ]FACPC showed a fast uptake into rat 9L gliosarcoma tumor cells in ...

Source: Levin, Judith G. - Laboratory of Molecular Genetics, National Institutes of Health

Collection: Biology and Medicine

Summary:  for Contributions by both FAAH and the CB1 Receptor to Anandamide Uptake Silvia Ortega-Gutie´rrez,,§ E. Gregory... been proposed to involve two proteins, a transporter that promotes the cellular uptake of AEA and fatty... has been suggested also to be compatible with a model in which AEA uptake is driven by simple

Source: Cravatt, Benjamin - Department of Cell Biology, Scripps Research Institute

Collection: Biology and Medicine

Summary:  , and RS Beanlands. Myocardial glucose utilization and optimization of (18)F-FDG PET imaging in patients... observation. In the case of cardiac PET images, another approach is thus required. The here presented method... was acquired for 20 minutes, 1 hour post injection of 18 FDG (4 MBq/kg). To enhance FDG ...

Source: Burger, Martin - Mathematisches Institut, Westfälische Wilhelms-Universität Münster

Collection: Mathematics ; Materials Science

Summary:  ) deep waters; models with the largest future uptake have the youngest deep waters. Based on observed 14C... S imulations of His torical and Future Anthropogenic CO2 Uptake from 12 Global Ocean Models J. C... uncertainty is associated with regional uptake patterns and future uptake. To ...

Source: Institut Pierre Simon Laplace, Ocean-Carbon Cycle Model Intercomparison Project (OCMIP)

Collection: Environmental Sciences and Ecology ; Geosciences

Summary:  uptake on PET. The sensitivity, specificity, and accuracy of C-11 choline were found to be 60%, 100... %, and 66% when greater than 55% of the FDG percentage of uptake was considered as the threshold... resistance in heart and skeletal muscle F-18 fluorodeoxyglucose uptake in patients with non

Source: Jadvar, Hossein - Departments of Biomedical Engineering & Radiology, University of Southern California

Collection: Biology and Medicine ; Engineering

Summary:  into the cell and is observed over a broad concentration range of nitrate. Nitrate uptake displays kinetics... been observed in spruce, see ref. 24). Third, nitrate uptake by the parental and mutant lines... that at high nitrate concentrations wild-type levels of uptake would be ...

Source: Crawford, Nigel M. - Division of Biological Sciences, University of California at San Diego

Collection: Biology and Medicine

Summary:  to incident light. These observations led L'Helguen et al. (1996) to conclude that N uptake was strongly... the substantial dark N uptake (Cochlan et al., 1991). Therefore, the total maximum specific uptake rates observed... .117) was observed in the photo-inhibition ...

Source: Paris-Sud XI, Université de - Institut d'Optique, Laboratoire Charles-Fabry, Groupe d'Optique Atomique

Collection: Physics

Summary:  period (Figure 3). A noticeable variation in uptake between triplicates was observed in L. saccharina... , especially at a higher con- centration of nitrogen. The highest uptake rates were observed at the highest... 10 µM, the saturation of ammonium uptake was ...

Source: California at Santa Cruz, University of - Department of Ecology and Evolutionary Biology, Raimondi-Carr Lab

Collection: Environmental Sciences and Ecology

Summary:  ·Metabolism: ·[18F]-FDG (glucose analog): the workhorse ·[15O]-O2 ·[18F]-FLT (fluoro-levo-tyrosine: DNA... over time. t=0 t=4800 [F-18]-F-L-DOPA uptake 0.00 0.10 0.20 0.30 0.40 0.50 0 30 60 120 180 240 360 480

Source: Wisconsin at Madison, University of - Waisman Laboratory for Brain Imaging and Behavior

Collection: Biology and Medicine

Summary:  enrolled. Each patient had PET scans with 82Rb and 18F-FDG at rest to assess myocardial viability... uptake, ischemic regions were defined as those with diminished perfusion but near-normal FDG uptake... decreased in FDG uptake. Differences were resolved by consensus. Flow estimates in ...

Source: Laine, Andrew F, - Department of Biomedical Engineering, Columbia University

Collection: Biology and Medicine ; Engineering

Summary:  observations that the presence of TAF did not interfere with the uptake of other siderophores (FCH, FOB or FC... (SHATWELL et al. 1996). The observation that these strains showed very high uptake of FOB raises... ), which could account for the observed phenotype of high FOB ...

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics