A small molecule autophagy enhancer that induces autophagy independently of rapamycin in mammalian cells and enhances the clearance of autophagy substrates such as mutant huntingtin and A53T alpha-synuclein; reduces toxicity in Huntington's disease models.

Thymosin β4 (Tβ4) is a thymic hormone with multiple and different intracellular and extracellular activities affecting wound healing, inflammation, fibrosis and tissue regeneration.

PD146176 is an inhibitor of 15-Lipoxygenase (15-LO) , it inhibits rabbit reticulocyte 15-LO with Ki of 197 nM and IC50 of 0.54 μM.?PD146176 reverses cognitive impairment, brain amyloidosis, and tau pathology by stimulating autophagy in aged triple transgenic mice.