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Figure 1


Transmission electron images of Nosema ceranae spores. Longitudinal section of a spore (a). Anterior portion of a spore showing the mushroom-shaped anchoring disk connected to the manubroid polar filament. The polar filament and anchoring disk are surrounded by a limiting membrane. The thin endospore area above the anchoring disk is clearly seen (b).Detail of polar filament coils (c).

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