Fig 1. Time-dependent decreases in beclin-1 (A), Atg5 (B), and SIRT1 (C) protein expression in N2a cells exposed to exogenous Aβ1–42 (10μ μM).
Means ± SDs are expressed as percentages of zero time values (N = 4). **P < 0.01, ***P < 0.001 vs. Zero time.