From: Elimination of substances from the brain parenchyma: efflux via perivascular pathways and via the blood–brain barrier
Rate constant/min−1
Shibtata et al.
Bell et al.
Xie et al. awake
Xie et al. asleep
Inulin
0.0029
0.0024
0.006
0.016
Aβ1-40
0.027
0.0184
0.024
0.053
Aβ1-42
0.011