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Morphological analysis of resveratrol-treated L. amazonensis. Promastigotes treated with 100 μM resveratrol for 48 h were stained with Giemsa. (A) Untreated control cells. Also shown are resveratrol-treated cells showing an irregular number of flagella (arrowheads in panel B), distorted shape (C), and the presence of 3 nuclei (D, arrow). Scale bar, 20 μm.
