Brain physiological pulsations are linked to sleep architecture and cognitive performance in older adults
This study uniquely demonstrates that brain physiological pulsations measured non-invasively with MREG are significantly associated with sleep architecture and cognitive performance in older adults. These findings underscore the potential of MREG to assess glymphatic function and provide important insights into the mechanisms linking sleep disturbances, cognitive decline, and aging. The identified correlations between pulsations and specific brain regions highlight potential pathways through which impaired glymphatic function could contribute to cognitive decline in older adults, suggesting promising avenues for future clinical and research applications.
Authors
- Christina Mueller (ORCID: https://orcid.org/0000-0002-6127-6700)
- Pierre LeVan (ORCID: https://orcid.org/0000-0002-0514-6522)
- Jennifer Pilkington
- Rodolphe E. Nenert (ORCID: https://orcid.org/0000-0002-1743-3764)
- Jerzy P. Szaflarski (ORCID: https://orcid.org/0000-0002-5936-6627)
- Corina Catiul
- Amy W. Amara (ORCID: https://orcid.org/0000-0003-0762-9656)
- Ayushe A. Sharma (ORCID: https://orcid.org/0000-0001-8194-2232)
Institutions
- University of Alabama at Birmingham Hospital (US)
- Alberta Children's Hospital (CA)
- University of Alabama at Birmingham (US)
- University of Colorado Anschutz Medical Campus (US)
Publication Details
- Journal
- NeuroImage
- Published
- 2025-04-06
- DOI
- https://doi.org/10.1016/j.neuroimage.2025.121187
- Citations
- 1
- Primary Topic
- Sleep and Wakefulness Research
- Type
- article
- Field-Weighted Citation Impact
- 1.43
Funders
- Michael J. Fox Foundation for Parkinson's Research
- Evelyn F. McKnight Brain Research Foundation
- University of Alabama at Birmingham
- National Institute of Neurological Disorders and Stroke
- Eunice Kennedy Shriver National Institute of Child Health and Human Development