Role of adrenal stress hormones in forming lasting memories in the brain.
Level 5 - mechanism / opinion, no new human data
Narrative review synthesizing mechanistic animal and human experimental research
PubMed 12015238 · doi:10.1016/s0959-4388(02)00306-9
What was done
This paper reviews experimental literature investigating how adrenal stress hormones, specifically epinephrine and glucocorticoids, influence long-term memory consolidation in animals and humans.
What was found
The abstract reports no numerical data or quantitative effect sizes. It states that epinephrine and glucocorticoids modulate memory consolidation, and that norepinephrine release and beta-adrenoceptor activation within the basolateral amygdala are critical mediators of this process.
Why it matters
The paper outlines the neurobiological mechanism linking peripheral adrenal stress responses to central memory consolidation in the amygdala.
Limits
The abstract provides no sample sizes, specific population details, study counts, or quantitative metrics. As a narrative review, it does not use systematic review methodology to synthesize evidence.
Cited by
- supports Adrenaline and epinephrine released from the adrenal glands and the locus coeruleus form the biological basis of flashbulb memories and trigger memory consolidation.