(A), Western blot analysis to show the effect of sodium azide on the import of biotinylated HSA and PfHRP-2 to the infected human red blood cells. (A), Uptake of HSA by untreated parasite culture (lane 1) uptake of HSA after sodium azide treatment (lane 2). Uptake of PfHRP-2 by sodium azide treated parasite culture (lane 3), uptake of PfHRP-2 by untreated parasite culture (lane 4). (B), Western blot analysis to show the effects of BFA and monensin to the uptake of biotinylated PfHRP-2. Parasite pellets of untreated culture (lane 1), BFA treated culture (lane 2) and monesnin treated culture (lane 3).