PPARG and Parkinson disease: Additionally, ibuprofen can regulate the activity of the protein apolipoprotein E that associated with the neurodegenerative processes in mammalian brain, including development of Alzheimer's and Parkinson's diseases, through the COX-2 inhibition and PPAR-γ activation (Melton et al., 2003; Lichtenstein et al., 2010; DiBattista et al., 2016).