Does caffeine modulate verbal working memory processes? An fMRI study

@article{Koppelstaetter2008DoesCM,
  title={Does caffeine modulate verbal working memory processes? An fMRI study},
  author={Florian Koppelstaetter and Torsten D. Poeppel and Christian M. Siedentopf and Anja Ischebeck and Michael Verius and Ilka A. Haala and Felix M. Mottaghy and Paul Rhomberg and Stefan Golaszewski and Thaddaeus Gotwald and Ingo H. Lorenz and Christian Kolbitsch and Stephan Felber and Bernd J. Krause},
  journal={NeuroImage},
  year={2008},
  volume={39 1},
  pages={492-9}
}
To assess the effect of caffeine on the functional MRI signal during a 2-back verbal working memory task, we examined blood oxygenation level-dependent regional brain activity in 15 healthy right-handed males. The subjects, all moderate caffeine consumers, underwent two scanning sessions on a 1.5-T MR-Scanner separated by a 24- to 48-h interval. Each participant received either placebo or 100 mg caffeine 20 min prior to the performance of the working memory task in blinded crossover fashion… CONTINUE READING
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492–499 the efficiency and independence of attentional networks

  • F. Koppelstaetter
  • J. Cogn. Neurosci
  • 2008
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