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Light micrograph of hemolymph sampled from Helicosporidium spp.-infected Spodoptera exigua larvae 168 hours after cyst ingestion. (H) Several freely circulating vegtative cells, pellicles, and a few cysts. (I) Massive numbers of freely-circulating cysts and vegetative cells. Cyst development also occurs within hemocytes. (Bar = 10 µm) |