In 2009, Cannabinoid action induces autophagy-mediated cell death through stimulation of ER stress in human glioma cells.

BACKGROUND: These findings describe a mechanism by which THC can promote the autophagic death of human and mouse cancer cells and provide evidence that cannabinoid administration may be an effective therapeutic strategy for targeting human cancers.

You can read the full article here => https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2673842/?tool=pmcentrez