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Related Experiment Videos

Present and future capabilities of molecular imaging techniques to understand brain function.

T Jones1

  • 1Medical Research Council, Cyclotron Unit, Imperial College School of Medicine, Hammersmith Hospital, London, UK. tjones@cu.rpms.ac.uk

Journal of Psychopharmacology (Oxford, England)
|February 10, 2000
PubMed
Summary

Positron emission tomography (PET) offers sensitive brain imaging by optimizing tracers and scanners. Future drug discovery relies on developing specific PET radioligands for in-vivo molecular assays.

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Area of Science:

  • Molecular Imaging
  • Neuroscience
  • Radiochemistry

Background:

  • Positron emission tomography (PET) is a key molecular imaging technique.
  • Optimizing PET requires advancements in tracers, scanners, and data analysis.

Purpose of the Study:

  • To detail the components essential for accurate PET imaging of molecular activity.
  • To explore the future applications of PET in drug discovery and development.

Main Methods:

  • Focuses on radiolabelling tracer molecules with short half-life radioisotopes.
  • Emphasizes the search for specific radioligands and tracers from molecular databases.
  • Discusses optimizing PET scanner sensitivity, accuracy, and reconstruction algorithms.

Main Results:

Related Experiment Videos

  • PET enables specific and sensitive imaging of molecular interactions in the brain.
  • Improvements in signal-to-noise ratio and kinetic data analysis models are crucial.
  • PET provides in-vivo assays for drug discovery, including target engagement and pharmacodynamics.

Conclusions:

  • Advancing PET technology is vital for its future in drug discovery.
  • Collaboration between drug discoverers and imaging scientists is needed to develop novel PET radioligands.
  • PET facilitates in-vivo molecular imaging for assessing therapeutic targets and drug actions.