DUSP1 and head and neck squamous cell carcinoma: A recent study by Go and colleagues [39] showed that a treatment with CBD demonstrated apoptotic and autophagy events that suppressed the growth and proliferation of head and neck squamous cell carcinomas by promoting the activity of DUSP1 (dual-specificity phosphatase 1), which is capable of inactivating the MAPK isoforms in oncogenic signalling.