Spontaneous Insertion of Aβ42 Dimers but Not Monomers into a Cholesterol-Rich Lipid Bilayer. Alzforum, 29 May 2026 Pandey R, Ruggiero T, Andrews B, Urbanc B. ACS Chem Neurosci. 2026 May 21; Epub 2026 May 21 PubMed.