Mechanistic insights into how a statin-based drug stifles anxiety and depression: Simvastatin, a lipid-lowering agent, decreases PHF8 levels, increases the expression of serotonin receptors Htr1a and Htr2a, and promotes resistance to stress-induced -anxiety and -depression, via down-regulation of its target gene, 26/September/2018, 11.22 pm