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Time-lapse video photomicroscopic depiction of sporozoite interactions with Caco-2 cells after incubation with MAb 3E2. Note that sporozoites (arrows) undergoing the CSP-like reaction (arrowheads) after treatment with MAb 3E2 fail to attach and invade. Bars, 7 μm. The time p.i. (in minutes) is indicated in each frame.
