Figure 3From: Transmission blocking activity of a standardized neem (Azadirachta indica) seed extract on the rodent malaria parasite Plasmodium berghei in its vector Anopheles stephensiLight microscope images (1000×) Giemsa stained P. berghei zygotes and ookinetes from A. stephensi midgut content smears, 18 - 20 hours after the infective blood meal. Control mosquitoes, A to H; NeemAzal® 50 mg/kg treated mosquitoes, I to T. See text for details.Back to article page