Long-term wheel running in 5xFAD mice: modest hippocampal molecular response, little amyloid or behavioral change
In male and female 5xFAD mice, long-term voluntary wheel running changed adipose tissue as expected, but hippocampal gene responses were modest and did not translate into clear synaptic, amyloid or behavioral neuroprotection. [1]
Automatic summary · not editorially reviewed
The key findings
Long-term voluntary wheel running produced expected metabolic and transcriptional remodeling of inguinal white adipose tissue in 5xFAD mice. [1]
Hippocampal transcriptional responses were modest, with few differentially expressed genes and coordinated changes mainly at the pathway level. [1]
Voluntary wheel running produced little change in hippocampal amyloid pathology or behavioral function despite sustained exercise engagement. [1]
The source at a glance
- Study type / format
- Preclinical animal study (abstract only)
- Population / context
- Independently studied male and female 5xFAD mice, a mouse model of Alzheimer's disease.
- Summary based on
- Study abstract
- Publication status
- Preprint · peer-review status not confirmed
- Original publication
- September 24, 2026
Voluntary wheel running in 5xFAD mice
The abstract describes a study of long-term voluntary wheel running in independently studied male and female 5xFAD mice, a mouse model of Alzheimer's disease. The researchers measured molecular, neuropathological and behavioral outcomes. Running did engage exercise-responsive peripheral biology: inguinal white adipose tissue showed the expected metabolic and transcriptional remodeling.
Supporting source [1]
Modest hippocampal response without clear neuroprotection
In the hippocampus, transcriptional responses were modest, with few differentially expressed genes and coordinated changes mainly at the pathway level, involving synaptic, neuroimmune, mitochondrial, neurotrophic and monoaminergic processes; these differed qualitatively between the two groups. Synaptic protein abundance changed without altering synapse density, and neurotrophic, neurogenic and vascular responses showed little correspondence across molecular and cellular measures. Amyloid pathology and behavioral function changed little despite sustained exercise.
Supporting source [1]
Abstract-only scope and disease context
The authors conclude that the 5xFAD brain retains modest molecular responsiveness to prolonged voluntary exercise but may be unable to mount a sufficiently robust or coordinated response for broad neuroprotective effects. They highlight disease context as a determinant of exercise-based interventions in neurodegenerative disease. These are findings in a mouse model, not evidence of human lifespan or clinical benefit.
Supporting source [1]
How to interpret this
This explainer is based only on the abstract; the full text was not reviewed. The study used 5xFAD mice, so results do not establish human outcomes.
Based on the study abstract; the full paper, tables and supplementary data were not reviewed.
Source & supporting passages
Aceituno K, Granger K, Leon J, Godoy-Lugo JA, Young KE, Joseph T, Liu K, Kruijff I, Morales E, Hakian M, Birnbaum A, van der Kant R, Hill CM, Cortes CJ. · europepmc.org · September 24, 2026