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. 2018 Oct 19;9(12):1205–1210. doi: 10.1021/acsmedchemlett.8b00371

Table 2. In Vitro Antimalarial Activities of Selected Quinolones versus W2 and TM90C2B and PfNDH2 Enzyme Inhibition Dataa.

compound IC50 W2 (nM) IC50 TM90C2B (nM) IC50PfNDH2 (nM)
chloroquine 12.3 14.5 NDb
atovaquone 0.3 9908 10,000
1 26 122 20
4e 33 ND 837
5a 14 ND ND
5b 11 110 ND
11c 15 500 1,000
11i 49 300 68
a

50% inhibitory concentration in vitro against P. falciparum chloroquine-resistant W2 strain (Indochina), Atovaquone resistant TM90C2B strain, and PfNDH2 enzyme inhibition data.24

b

ND, not determined.