TY - JOUR ID - TI - Differentiation Between Two Isolates Of Entamoeba histolytica Isolated From Different Clinical cases After Intraceacal Inoculation In Hamsters AU - Raja ,a.AL -.Alousi PY - 2006 VL - 5 IS - 2 SP - 199 EP - 203 JO - Iraqi Postgraduate Medical Journal المجلة العراقية للاختصاصات الطبية SN - 83601608 98932708 AB - ABSTRACT:BACKGROUND:The aim of this study is to differentiate between virulence of two isolates ,one was isolated fromsevere clinical symptoms of amebiasis isolate (A) the other was from asymptomatic carriers isolate(B).METHODS :12 male hamsters were employed in this study , they were divided into 3 groups . 1st group (5hamsters), inoculated intracecally with isolate isolate (A) from human case of severe amebiasis . 2ndgroup (5 hamsters) inculated with isolate (B) from asymptomatic carriers .3rd group (2hamsters)inoculated with saline solution as control group .RESULTS :1st group of hamsters showed a flask shaped ulcer with sever inflammation of cecum with liverabscesses , after four weeks of infection The 2nd group showed only mild inflammation of cecumwithout ulceration and liver abscess. While 3rd group were normal control group.CONCLUTION:Our study may be Considered as a step for Characterization of Entamoeba histolytica that cause theinvasive intestinal and extraintestinal amebiasis and E.dispar an intestinal commensal parasit in Iraq.

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