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This photomicrograph depicts an egg of the parasitic trematode, Schistosoma japonicum. Note its vestigial spine, indicated by an arrow. The specimen was taken from a liver tissue biopsy. The S. japonicum egg is typically oval, or subspherical, has a vestigial spine, and is smaller (68µm - 100µm X 45µm - 80µm) than those of the other species.
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Content Providers(s):CDC
Creation Date:1986
Photo Credit:
CDC Organization
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Copyright Restrictions:None - This image is in the public domain and thus free of any copyright restrictions. As a matter of courtesy we request that the content provider be credited and notified in any public or private usage of this image.