Theta and Gamma Oscillations during Encoding Predict Subsequent Recall
Boston Children's Hospital · Harvard University · +3 more institutions
Abstract
Electrophysiological and hemodynamic measures of human brain activity have been shown to distinguish between episodes of encoding items that are later recalled versus those that are not recalled (Paller and Wagner, 2002). Using intracranial recordings from 793 widespread cortical and subcortical sites in 10 epileptic patients undergoing invasive monitoring, we compared oscillatory power at frequencies ranging from 2 to 64 Hz as participants studied lists of common nouns. Significant increases in oscillatory power during encoding predicted subsequent recall, with this effect predominantly in the 4-8 Hz (theta) and 28-64 Hz (gamma) frequency bands. Sites exhibiting increased theta activity during successful…
Citation impact
- FWCI
- 9.71
- Percentile
- 100%
- References
- 51
Authors
5- PBPer B. SederbergCorresponding
Boston Children's Hospital, Harvard University, Boston Children's Museum, Brandeis University, Syracuse University
- MJMichael J. Kahana
Boston Children's Hospital, Harvard University, Boston Children's Museum, Brandeis University, Syracuse University
- MWMarc W. Howard
Boston Children's Hospital, Harvard University, Boston Children's Museum, Brandeis University, Syracuse University
- EDElizabeth Donner
Boston Children's Hospital, Harvard University, Boston Children's Museum, Brandeis University, Syracuse University
- JRJoseph R. Madsen
Boston Children's Hospital, Harvard University, Boston Children's Museum, Brandeis University, Syracuse University
Topics & keywords
- Recall
- Encoding (memory)
- Electroencephalography
- Neuroscience
- Electrophysiology
- Psychology
- Audiology
- Cognitive psychology