MAPT and Parkinson disease: Certain small molecules, includingEGCG, RA, NQTrp, and allantoin,effectively inhibited the aggregation of proteinaceous amyloids (includingAβ, αSyn, and tau) and ameliorated pathology and symptomsof the related diseases in animal models.62,63 The observation that, among the tested molecules, EGCG and NQTrpinhibited amyloid-like aggregation of GlcCer should be helpful forcomparative studies in GD and GD-PD in vivo.