Statins promote the degradation of extracellular amyloid {beta}-peptide by microglia via stimulation of exosome-associated insulin-degrading enzyme (IDE) secretion.
Tamboli IY, Barth E, Christian L, Siepmann M, Kumar S, Singh S, Tolksdorf K, Heneka MT, Lütjohann D, Wunderlich P, et al. J Biol Chem. 2010 Nov 26; 285(48):37405-14. Epub 2010 Sep 28.