APP and hereditary pheochromocytoma-paraganglioma: In a study performed by Wong et al. [56] using rat pheochromocytoma cells, açaí freeze-dried hydroalcoholic extract showed significant neuronal protection against beta-amyloid peptide exposure, increasing cell viability, especially at 5 and 50 μg/mL of açaí freeze-dried hydroalcoholic extract, also supporting our finds.