Table 2.

The IC₅₀ value (μg/mL) of H. rhomboidea crude extract on five human cancer cell lines.

Groups	HL-60	A549	SMMC-7721	MDA-MB-231	SW480	BEAS-2B
HR-95	36.44 ± 1.82	40.02 ± 0.58	26.20 ± 0.77	22.95 ± 1.59	15.81 ± 0.63	>100
Cisplatin	4.25 ± 0.22	5.40 ± 0.12	5.05 ± 0.20	5.07 ± 0.39	7.52 ± 0.38	23.44 ± 1.14
Taxol	<0.007	<0.007	0.466 ± 0.25	<0.007	<0.007	2.44 ± 0.42

HR-95: 95% ethanol extract of H. rhomboidea. Cisplatin and Taxol were used as positive controls. The values are expressed as mean ± SD of IC₅₀ (n = 3).