Keyword search (4,163 papers available)

"Tomography" Keyword-tagged Publications:

Title Authors PubMed ID
1 NIRSTORM: a Brainstorm extension dedicated to functional near-infrared spectroscopy data analysis, advanced 3D reconstructions, and optimal probe design Delaire É; Vincent T; Cai Z; Machado A; Hugueville L; Schwartz D; Tadel F; Cassani R; Bherer L; Lina JM; Pélégrini-Issac M; Grova C; 40375973
SOH
2 Sleep neuroimaging: Review and future directions Pereira M; Chen X; Paltarzhytskaya A; Pache?o Y; Muller N; Bovy L; Lei X; Chen W; Ren H; Song C; Lewis LD; Dang-Vu TT; Czisch M; Picchioni D; Duyn J; Peigneux P; Tagliazucchi E; Dresler M; 39940102
HKAP
3 Fractals in Neuroimaging Lahmiri S; Boukadoum M; Di Ieva A; 38468046
JMSB
4 Brain PET Imaging in Small Animals: Tracer Formulation, Data Acquisition, Image Reconstruction, and Data Analysis Bdair H; Kang MS; Ottoy J; Aliaga A; Kunach P; Singleton TA; Blinder S; Soucy JP; Leyton M; Rosa-Neto P; Kostikov A; 38006502
PERFORM
5 Bayesian workflow for the investigation of hierarchical classification models from tau-PET and structural MRI data across the Alzheimer's disease spectrum Belasso CJ; Cai Z; Bezgin G; Pascoal T; Stevenson J; Rahmouni N; Tissot C; Lussier F; Rosa-Neto P; Soucy JP; Rivaz H; Benali H; 37920382
PERFORM
6 Dosimetry of [18F]TRACK, the first PET tracer for imaging of TrkB/C receptors in humans Thiel A; Kostikov A; Ahn H; Daoud Y; Soucy JP; Blinder S; Jaworski C; Wängler C; Wängler B; Juengling F; Enger SA; Schirrmacher R; 37870640
PERFORM
7 Radiosynthesis and In Vivo Evaluation of Four Positron Emission Tomography Tracer Candidates for Imaging of Melatonin Receptors Bdair H; Singleton TA; Ross K; Jolly D; Kang MS; Aliaga A; Tuznik M; Kaur T; Yous S; Soucy JP; Massarweh G; Scott PJH; Koeppe R; Spadoni G; Bedini A; Rudko DA; Gobbi G; Benkelfat C; Rosa-Neto P; Brooks AF; Kostikov A; 35420022
PERFORM
8 Evaluation of a personalized functional near infra-red optical tomography workflow using maximum entropy on the mean Cai Z; Uji M; Aydin Ü; Pellegrino G; Spilkin A; Delaire É; Abdallah C; Lina JM; Grova C; 34342073
PERFORM
9 COVID-FACT: A Fully-Automated Capsule Network-Based Framework for Identification of COVID-19 Cases from Chest CT Scans Heidarian S; Afshar P; Enshaei N; Naderkhani F; Rafiee MJ; Babaki Fard F; Samimi K; Atashzar SF; Oikonomou A; Plataniotis KN; Mohammadi A; 34113843
ENCS
10 Topographical distribution of Aβ predicts progression to dementia in Aβ positive mild cognitive impairment Pascoal TA, Therriault J, Mathotaarachchi S, Kang MS, Shin M, Benedet AL, Chamoun M, Tissot C, Lussier F, Mohaddes S, Soucy JP, Massarweh G, Gauthier S, Rosa-Neto P, 32582834
PERFORM
11 Chronic Neuroleptic-Induced Parkinsonism Examined with Positron Emission Tomography. Galoppin M, Berroir P, Soucy JP, Suzuki Y, Lavigne GJ, Gagnon JF, Montplaisir JY, Stip E, Blanchet PJ 32353194
PERFORM
12 Development of "[11C]kits" for a fast, efficient and reliable production of carbon-11 labeled radiopharmaceuticals for Positron Emission Tomography. Jolly D, Hopewell R, Kovacevic M, Li QY, Soucy JP, Kostikov A 28038410
PERFORM
13 Visualization of SNARE-Mediated Organelle Membrane Hemifusion by Electron Microscopy. Mattie S, Kazmirchuk T, Mui J, Vali H, Brett CL 30317518
BIOLOGY
14 Brain perfusion during rapid-eye-movement sleep successfully identifies amnestic mild cognitive impairment. Brayet P, Petit D, Baril AA, Gosselin N, Gagnon JF, Soucy JP, Gauthier S, Kergoat MJ, Carrier J, Rouleau I, Montplaisir J 28522082
PERFORM
15 Optimal positioning of optodes on the scalp for personalized functional near-infrared spectroscopy investigations. Machado A, Cai Z, Pellegrino G, Marcotte O, Vincent T, Lina JM, Kobayashi E, Grova C 30107210
PERFORM
16 Metabotropic Glutamate Receptor Type 5 (mGluR5) Cortical Abnormalities in Focal Cortical Dysplasia Identified In Vivo With [11C]ABP688 Positron-Emission Tomography (PET) Imaging. DuBois JM, Rousset OG, Guiot MC, Hall JA, Reader AJ, Soucy JP, Rosa-Neto P, Kobayashi E 27578494
PERFORM
17 Altered Regional Cerebral Blood Flow in Idiopathic Hypersomnia. Boucetta S, Montplaisir J, Zadra A, Lachapelle F, Soucy JP, Gravel P, Dang-Vu TT 28958044
PERFORM
18 Impaired sensorimotor processing during complex gait precedes behavioral changes in middle-aged adults. Mitchell T, Starrs F, Soucy JP, Thiel A, Paquette C 30247510
PERFORM
19 Gesture-based registration correction using a mobile augmented reality image-guided neurosurgery system. Léger É, Reyes J, Drouin S, Collins DL, Popa T, Kersten-Oertel M 30800320
PERFORM

 

Title:Dosimetry of [18F]TRACK, the first PET tracer for imaging of TrkB/C receptors in humans
Authors:Thiel AKostikov AAhn HDaoud YSoucy JPBlinder SJaworski CWängler CWängler BJuengling FEnger SASchirrmacher R
Link:https://pubmed.ncbi.nlm.nih.gov/37870640/
DOI:10.1186/s41181-023-00219-x
Publication:EJNMMI radiopharmacy and chemistry
Keywords:DosimetryPositron emission tomographyTropomyosin receptor kinases[18F]TRACK
PMID:37870640 Category: Date Added:2023-10-23
Dept Affiliation: PERFORM
1 Jewish General Hospital and Lady Davis Institute for Medical Research, 3755 Chemin de la Cote St. Cathérine, Montreal, Québec, H3T 1E2, Canada. alexander.thiel@mcgill.ca.
2 Department of Neurology & Neurosurgery, McGill Univesrity, Montreal, Canada. alexander.thiel@mcgill.ca.
3 Department of Neurology & Neurosurgery, McGill Univesrity, Montreal, Canada.
4 Brain Imaging Center, Montreal Neurological Institute, Montreal, Canada.
5 Department of Chemistry, McGill University, Montreal, Canada.
6 Jewish General Hospital and Lady Davis Institute for Medical Research, 3755 Chemin de la Cote St. Cathérine, Montreal, Québec, H3T 1E2, Canada.
7 Medical Physics Unit, McGill University, Montreal, Canada.
8 PERFORM Centre Concordia University, Montreal, Canada.
9 Cross Cancer Institute, Medical Isotope Cyclotron Facility, University of Alberta, Edmonton, Canada.
10 Biomedical Chemistry, Clinic of Radiology and Nuclear Medicine, Medical Faculty Mannheim, Heidelberg University, Mannheim, Germany.
11 Molecular Imaging and Radiochemistry, Clinic of Radiology and Nuclear Medicine, Medical Faculty Mannheim, Heidelberg University, Mannheim, Germany.
12 Neuroscience and Mental Health Institute, University of Alberta, Edmonton, Canada.
13 Department of Oncology, Division of Oncologic Imaging, University of Alberta, Edmonton, Canada.
14 Medical Faculty, University Bern, Bern, Switzerland.

Description:

Background: Reduced expression or impaired signalling of tropomyosin receptor kinases (Trk receptors) are found in a vast spectrum of CNS disorders. [18F]TRACK is the first PET radioligand for TrkB/C with proven in vivo brain penetration and on-target specific signal. Here we report dosimetry data for [18F]TRACK in healthy humans. 6 healthy participants (age 22-61 y, 3 female) were scanned on a General Electric Discovery PET/CT 690 scanner. [18F]TRACK was synthesized with high molar activities (Am = 250 ± 75 GBq/µmol), and a dynamic series of 12 whole-body scans were acquired after injection of 129 to 147 MBq of the tracer. Images were reconstructed with standard corrections using the manufacturer's OSEM algorithm. Tracer concentration time-activity curves (TACs) were obtained using CT-derived volumes-of-interest. Organ-specific doses and the total effective dose were estimated using the Committee on Medical Internal Radiation Dose equation for adults and tabulated Source tissue values (S values).

Results: Average organ absorbed dose was highest for liver and gall bladder with 6.1E-2 (± 1.06E-2) mGy/MBq and 4.6 (± 1.18E-2) mGy/MBq, respectively. Total detriment weighted effective dose EDW was 1.63E-2 ± 1.68E-3 mSv/MBq. Organ-specific TACs indicated predominantly hepatic tracer elimination.

Conclusion: Total and organ-specific effective doses for [18F]TRACK are low and the dosimetry profile is similar to other 18F-labelled radio tracers currently used in clinical settings.





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