Antimalarial Activity of Nigella sativa L. Seed Extracts and Selection of Resistance in Plasmodium berghei ANKA in a Mouse Model

Table 7

Summary of the ED50, ED90 (mg/ml.day), and resistance index values of ethyl acetate extract measured in the 4-day test during the drug selection pressure assay.

Passage No	Ethyl acetate extract
	ED50	RSI	ED90	RSI
Parent line	0.77	1	78.04	1
5^th	2.67	3.47	79.10	1.01
11^th	4.89	6.35	89.84	1.15
16^th	10.03	13.03	111.63	1.43