[1945–50; radio- + tracer]This word is first recorded in the period 1945–50. Other words that entered Englishat around the same time include: ergative, on-line, shootout, spin-off, synchronized swimmingradio- is a combining form with the meanings “dealing with radiant energy” (radiometer), “employing or dealing with radio waves” (radioacoustics; radiolocation; radiotelephone), “emitting rays as a result of the breakup of atomic nuclei” (radioactive; radiocarbon), “characterized by, employing or dealing with such rays” (radiography; radiopaque; radiotherapy)
Examples of 'radiotracer' in a sentence
radiotracer
Defluorination of the radiotracer was not observed.
Verena Hugenberg, Malte Behrends, Stefan Wagner, Sven Hermann, Michael Schäfers, HartmuthC. Kolb, Katrin Szardenings, Joseph C. Walsh, Luis F. Gomez, Klaus Kopka, Günter Haufe 2018, 'Synthesis, radiosynthesis, in vitro and first in vivo evaluation of a new matrix metalloproteinaseinhibitor based on γ-fluorinated α-sulfonylaminohydroxamic acid', EJNMMI Radiopharmacy and Chemistryhttp://link.springer.com/article/10.1186/s41181-018-0045-0. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Experiments with the radiotracer were conducted in sulphuric and nitric acids.
Rogowski Marcin, Smoliński Tomasz, Pyszynska Marta, Brykała Marcin, Chmielewski AndrzejG. 2018, 'Studies on hydrometallurgical processes using nuclear techniques to be applied incopper industry. II. Application of radiotracers in copper leaching from flotationtailings', Nukleonikahttp://www.degruyter.com/view/j/nuka.2018.63.issue-4/nuka-2018-0016/nuka-2018-0016.xml?format=INT. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
However, the 20-minute half-life of this radiotracer limits its use.
James M. Mountz, Charles M. Laymon, Ann D. Cohen, Zheng Zhang, Julie C. Price, SanaaBoudhar, Eric McDade, Howard J. Aizenstein, William E. Klunk, Chester A. Mathis 2015, 'Comparison of qualitative and quantitative imaging characteristics of [11C]PiB and[18F]flutemetamol in normal control and Alzheimer's subjects', NeuroImage: Clinicalhttp://www.sciencedirect.com/science/article/pii/S2213158215300073. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Labeling of water with the subject radiotracer in water-kerosene environment was evaluated.
Jin J.H., Inayat M.H., Chughtai I.R., Khan I.H., Din G.U. 2013, 'Radiotracer investigations to study the hydrodynamic characteristics of continuousphase in a pulsed sieve plate extraction column', EPJ Web of Conferenceshttp://dx.doi.org/10.1051/epjconf/20135001004. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Thyroid scintigraphy showed intense and elective uptake of radiotracer at the base of the tongue.
Khaled Khamassi, Habib Jaafoura, Fahmi Masmoudi, Rim Lahiani, Lobna Bougacha, MamiaBen Salah 2015, 'Ectopic Lingual Thyroid', Case Reports in Pediatricshttp://dx.doi.org/10.1155/2015/252357. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Radiotracer bioavailability was found to be of major significance.
Aikaterini Kaloudi, Emmanouil Lymperis, Panagiotis Kanellopoulos, Beatrice Waser,Marion de Jong, Eric P. Krenning, Jean Claude Reubi, Berthold A. Nock, TheodosiaMaina 2019, 'Localization of 99mTc-GRP Analogs in GRPR-Expressing Tumors: Effects ofPeptide Length and Neprilysin Inhibition on Biological Responses', Pharmaceuticalshttps://www.mdpi.com/1424-8247/12/1/42. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
A normal scan will show increased radiotracer uptake in the white matter.
Malak Itani, MD, Burcak Yilmaz Gunes, MD, Gensuke Akaike, MD, Fatemeh Behnia, MD 2018, 'Lacrimal gland uptake on F-18 florbetapir amyloid positron emission tomography scan',Radiology Case Reportshttp://www.sciencedirect.com/science/article/pii/S1930043317304065. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Lymphoscintigraphy images showed inappropriate intra‐cervical injection of radiotracer.
Sima Kadkhodayan, Elham Hosseini Farahabadi, Zohreh Yousefi, Malihe Hasanzadeh, RaminSadeghi 2014, 'Inappropriate cervical injection of radiotracer for sentinel node mapping in a uterinecervix cancer patient: importance of lymphoscintigraphy and blue dye injection', Asia Oceania Journal of Nuclear Medicine and Biologyhttp://aojnmb.mums.ac.ir/pdf_3038_bdd4a40c9540b6a39fc12cd734dcb799.html. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
This raises concerns regarding the predictability of radiotracer clearance from in vitro data.
Daniela Schneider, Angela Oskamp, Marcus Holschbach, Bernd Neumaier, Andreas Bauer,Dirk Bier 2019, 'Relevance of In Vitro Metabolism Models to PET Radiotracer Development: Predictionof In Vivo Clearance in Rats from Microsomal Stability Data', Pharmaceuticalshttps://www.mdpi.com/1424-8247/12/2/57. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)