bioRxiv
Protein deposits rise in the human brain’s fluid-producing cells
Across 77 human cases, the average share of cells with deposits was near zero until age 40 and exceeded 50% after age 70.Across 77 human cases, the average share of cells with deposits was near zero until age 40 and exceeded 50% after age 70.

Preprint: cross-sectional · 77 peopleMechanisms
Who was studied77 people across the human lifespan
What changedThe share of fluid-producing brain cells with deposits rose from near zero until age 40 to over 50% after age 70
The catchChanges in deposits within individuals were not measured; comparisons were across ages