Table 1.

IC₅₀ values of LPE inhibition on enzymes and Aβ_1–40 fibril formation.

Enzyme	LPE IC50 (µM) ± SD *
BuChE	72.9 ± 1.5
MAO-A	81.6 ± 1.2
MAO-B	78.3 ± 3.6
SOD1	21.5 ± 3.2
SOD2	10.0 ± 1.3
Fibrillation process
Aβ1–40 fibril formation	176.0 ± 7.6

* Values are expressed as mean ± SD calculated on at least three different determinations.