Giardiasis, also known as “beaver fever”, is caused by an infection with the gastrointestinal parasite, Giardia lamblia. This parasite was first discovered by the “Father of the Microscope”, Antoine van Leeuwenhoek, and later described by and named after Alfred Mathieu Giard and Vilém Dušan Lambl.
Giardia lamblia, as visualized by Trichrome staining
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