35 citations
,
April 2009 in “Journal of Neuroscience Research” HDAC inhibitors help brain cells grow and improve brain function.
33 citations
,
January 2008 in “Journal of Molecular Neuroscience” 17 citations
,
April 2006 in “Brain Research” 
6 citations
,
January 2015 in “Evidence-based Complementary and Alternative Medicine” Saw palmetto extract may help treat brain tumors by blocking a specific growth signal and blood vessel formation.
82 citations
,
July 2012 in “Brain pathology” High LGR5 levels in glioblastoma indicate poor prognosis and are essential for cancer stem cell survival.