Table 1. Inhibition of Tubulin Polymerization (ITP) assay with cembrene, colchicine and paclitaxel.

Compounds	Tested concentrations (µg/mL)	ITP activity (%)
Cembrene	0.6	0
	3.3	33
Colchicine	0.6	25
	3.3	40
	6.6	66
Paclitaxel	5.7	0