|Behavioral and Brain Sciences (2005), 28:1:77-77 Cambridge University Press|
Copyright © 2005 Cambridge University Press
Beyond acetylcholine: Next steps for sleep and memory research
We consider Walker's thorough review in the context of thinking about future research on the relation between sleep and memory. We first address methodological issues including type of memory and sleep-stage dependency. We suggest a broader investigation of potential signaling molecules that may be critical to sleep-related consolidation. A brief review of the importance of the stress hormone cortisol illustrates this point.