CSF Aβ42/40

Biomarker

3 papers2 findings

  • Humans3

Effects

1

Landmark discrimination and reversal learning trajectories

no changein dogs1

1 study
  1. CSF Aβ42/40 has no effect on landmark discrimination and reversal learning trajectories in dogs.

    “No comparable effects were observed for landmark discrimination or reversal learning.”

    Animalslower versus higher CSF Aβ42/40n = 43

    Amyloid-associated cognitive trajectories in aging dogs mirror early changes in humans

    Neurobiology of aging28 Jul 2026

Associations

1

Spatial memory trajectories

downin dogs1

1 study
  1. CSF Aβ42/40 is associated with spatial memory trajectories in dogs.

    “Despite no baseline differences, dogs with lower CSF Aβ42/40 showed worse longitudinal trajectories on a spatial memory task.”

    Animalslower versus higher CSF Aβ42/40n = 43

    Amyloid-associated cognitive trajectories in aging dogs mirror early changes in humans

    Neurobiology of aging28 Jul 2026

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