Anticancer activity of anandamide in human cutaneous melanoma cells. 21 Sep Dr D COX-2 and PPAR-γ confer cannabidiol-induced apoptosis of human lung cancer cells. Efficacy and Safety of Cannabidiol and Tetrahydrocannabivarin on Glycemic and Lipid Parameters in Patients With Type 2 Diabetes: A Randomized, Double-Blind, Placebo-Controlled, Parallel Group Pilot Study.