Entamoeba histolytica
Entamoeba histolytica is an parasitic protozoan, part of the genus Entamoeba. It infects mainly humans and other primates.
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| Entamoeba histolytica cyst | |
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| Species: | Entamoeba histolytica
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E. histolytica is estimated to infect about 50 million people worldwide. About seventy thousand die each year, mostly from liver abscesses or other complications. The disease it causes is known as amoebiasis. A related species, Entamoeba dispar, may be even more common.[1]
Entamoeba Histolytica Media
Life-cycle of Entamoeba histolytica
Amoebic intestinal ulcer caused by E. histolytica
Trophozoites of E. histolytica with ingested erythrocytes
E. histolytica cyst
Immature E. histolytica cyst (mature cysts have 4 nuclei)
E. histolytica quadrinucleate cyst with chromatoid bodies.
Multiplication by binary fission
E. histolytica drawing
Immunohistochemical staining of trophozoites (brown) using specific anti–Entamoeba histolytica macrophage migration inhibitory factor antibodies in a patient with amebic colitis
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References
- ↑ Diamond LS and Clark CG 1993. A redescription of Entamoeba histolytica Schaudinn, 1903 (emended Walker, 1911) separating it from Entamoeba dispar Brumpt, 1925. Journal of Eukaryotic Microbiology 40 (3): 340–344.