Table 1.

In vitro cytotoxic effect of P. pavonica, J. rubens, T. atomaria and E. elongata extract by MTT assay at various concentration (10–1000 µg/ml) against human liver cancer Hep-G2 cell line at 24 h-incubation period

Extract concentration (µg/ml)	% Growth inhibition
	P. pavonica	J. rubens	T. atomaria	E. elongata
10	19.70 ± 1.30a	10.60 ± 3.70	16.10 ± 2.80a	22.00 ± 5.80a
50	38.00 ± 3.20a	14.30 ± 2.10	21.90 ± 3.90a	27.40 ± 1.80a
100	40.50 ± 5.10a	23.20 ± 3.90a	21.40 ± 7.60a	29.40 ± 3.40a
200	39.30 ± 0.80a	27.40 ± 3.20a	40.50 ± 10.70a	49.90 ± 14.80a
400	42.30 ± 1.10a	66.40 ± 2.00a	46.00 ± 7.20a	48.30 ± 2.40a
600	51.20 ± 11.70a	66.80 ± 2.80a	54.10 ± 1.10a	51.20 ± 6.200a
800	54.10 ± 2.10a	68.50 ± 2.80a	57.90 ± 3.60a	55.10 ± 2.60a
1000	61.60 ± 9.30a	77.00 ± 0.95a	68.30 ± 2.30a	56.50 ± 1.50a
Control	00.00 ± 0.00	0.000 ± 0.00	00.00 ± 0.00	00.00 ± 0.00
IC50 value (µg/mL)	613.00	475.10	580.00	630.90

Data were represented as mean ± SD

The difference between groups was considered statistically significant at P < 0.05. *Statistically significant vs. control at 24 h-incubation period.