marine drugs Article 9-Methylfascaplysin Is a More Potent Aβ Aggregation Inhibitor than the Marine-Derived Alkaloid, Fascaplysin, and Produces Nanomolar Neuroprotective Effects in SH-SY5Y Cells Qingmei Sun 1,2,†, Fufeng Liu 3,† , Jingcheng Sang 3, Miaoman Lin 4, Jiale Ma 4, Xiao ...