Table 3.

Cytotoxic activities of isolated compounds from A. nitrosa and A. marschalliana against the A-549 cell line.

Compounds of A. nitrosa	Inhibition against A-549 (%)		Compounds A. marschallina	Inhibition against A-549 (%)
	25 μM	1 μM		20 Μm	2 μM
2	23.7	24.8	2’	<1	<1
4	28.8	30.0	3’	<1	<1
5	8.7	21.5	4’	10.42	<1
6	<1	<1	5’	3.07	<1
9	22.7	24.4	8’	<1	<1
11	4.5	4.7	10’	ND a	ND a
-	-	-	12’	<1	<1
ADT b		84.4	ADT b		86.1

^a ND indicates not determined. ^b ADT indicates positive control.