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Description:This photomicrograph reveals an egg from the nematode Trichuris trichiura; Mag. 400X.
The female T. trichiura worms begin to oviposit in the cecum and ascending colon, 60 to 70 days after infection. Female worms in the cecum shed between 3,000 and 20,000 eggs per day. The life span of the adults is about 1 year.
High Resolution: Click here for hi-resolution image (17.2 MB)
Content Providers(s):CDC/ Dr. Mae Melvin
Creation Date:1982
Photo Credit:
Links:CDC - National Center for Infectious Diseases; Division of Parasitic Diseases: Trichuriasis
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.