نتایج جستجو برای: e dispar

تعداد نتایج: 1017852  

2003
Ibne Karin M. Ali Mohammad Bakhtiar Hossain Shantanu Roy Patrick F. Ayeh-Kumi William A. Petri Rashidul Haque C. Graham Clark

Entamoeba moshkovskii cysts are morphologically indistinguishable from those of the disease-causing species E. histolytica and the nonpathogenic E. dispar. Although sporadic cases of human infection with E. moshkovskii have been reported, the organism is considered primarily a free-living amoeba. No simple molecular detection tool is available for diagnosing E. moshkovskii infections. We used p...

Journal: :Indian journal of gastroenterology : official journal of the Indian Society of Gastroenterology 2010
Subhash Chandra Parija Atul Garg K Pushpa Krishna Khairnar T Priya

BACKGROUND Stool microscopy, the commonly used test for diagnosis of intestinal amebiasis, is unreliable as it does not differentiate Entamoeba histolytica, the causative agent for amebiasis, from non-pathogenic Entamoeba dispar and Entamoeba moshkovskii. METHODS Two hundred and forty-six stool samples collected between January to February 2009, were examined microscopically for E. histolytic...

2011
Nader Pestehchian Mahnaz Nazary Ali Haghighi Mansour Salehi Hosinali Yosefi

BACKGROUND Differentiation between Entamoeba histolytica and Entamoeba dispar is very important for both clinical therapy and epidemiological studies. Although these two species are morphologically identical, they have differences in genetic, chemical specifications and pathogenicity. This study was carried out to differentiate E. histolytica from E. dispar and also to find out frequency of the...

Journal: :Memorias do Instituto Oswaldo Cruz 2016
Deiviane Aparecida Calegar Beatriz Coronato Nunes Kerla Joeline Lima Monteiro Jéssica Pereira Dos Santos Helena Keiko Toma Tais Ferreira Gomes Marli Maria Lima Márcio Neves Bóia Filipe Anibal Carvalho-Costa

This study aimed to estimate the frequency, associated factors, and molecular characterisation of Entamoeba histolytica, Entamoeba dispar, Entamoeba moshkovskii, andEntamoeba hartmanni infections. We performed a survey (n = 213 subjects) to obtain parasitological, sanitation, and sociodemographic data. Faecal samples were processed through flotation and centrifugation methods.E. histolytica, E....

Journal: :Turkiye parazitolojii dergisi 2013
Fadile Yıldız Zeyrek Nevin Turgay Aysegül Unver Sebnem Ustün Ulus Akarca Seray Töz

OBJECTIVE We aimed to diagnose amebiasis and also identify Entamoeba histolytica (E. histolytica) and Entamoeba dispar (E. dispar) in patients with gastrointestinal symptoms in an endemic region in Turkey. METHODS Stool samples obtained from 181 patients with gastrointestinal symptoms from the Harran University Hospital of Sanliurfa were examined for the diagnosis of amebiasis by the three me...

Journal: :iranian journal of public health 0
h hooshyar m rezaian1 m mahmoodi s farnia1 sh solaymani-mohammadi

amoebiasis is one of the most important human diseases in many countries especially in tropical and sub-tropical regions. this study was carried out from august 1999 to february 2002 in order to determine the ratio of entamoeba histolytica / entamoeba dispar in some regions of iran. a total of 16,592 stool samples were randomly collected from different agegroups in central, northern and souther...

Journal: :gastroenterology and hepatology from bed to bench 0
mitra sharbatkhori infectious diseases research center, golestan university of medical sciences, gorgan, iran. department of parasitology and mycology, school of medicine, golestan university of medical sciences, gorgan, iran ehsan nazemalhosseini-mojarad gastroenterology and liver disease research center, shahid beheshti university of medical sciences, tehran, iran fatemeh cheraghali department of pediatric diseases, golestan university of medical sciences, gorgan, iran fatemeh soghra maghsoodloorad department of parasitology and mycology, school of medicine, golestan university of medical sciences, gorgan, iran heshmatolla taherkhani department of parasitology and mycology, school of medicine, golestan university of medical sciences, gorgan, iran mohammadali vakili department of community medicine, school of medicine, golestan university of medical sciences, gorgan,

aim : the present study was performed in order to differentiate e. histolytica and e. dispar in children from gorgan city, using a pcr method. background : differential detection of two morphologically indistinguishable protozoan parasites entamoeba histolytica and e. dispar has a great clinical and epidemiological importance because of potential invasive pathogenic e. histolytica and non-invas...

2015
Adriana Calderaro Maddalena Piergianni Mirko Buttrini Sara Montecchini Giovanna Piccolo Chiara Gorrini Sabina Rossi Carlo Chezzi Maria Cristina Arcangeletti Maria Cristina Medici Flora De Conto

Detection of Entamoeba histolytica and its differentiation from Entamoeba dispar is an important goal of the clinical parasitology laboratory. The aim of this study was the identification and differentiation of E. histolytica and E. dispar by MALDI-TOF MS, in order to evaluate the application of this technique in routine diagnostic practice. MALDI-TOF MS was applied to 3 amebic reference strain...

Journal: :PLoS Neglected Tropical Diseases 2009
Paul H. Davis Minghe Chen Xiaochun Zhang C. Graham Clark R. Reid Townsend Samuel L. Stanley

The protozoan intestinal parasite Entamoeba histolytica infects millions of people worldwide and is capable of causing amebic dysentery and amebic liver abscess. The closely related species Entamoeba dispar colonizes many more individuals, but this organism does not induce disease. To identify molecular differences between these two organisms that may account for their differential ability to c...

Journal: :Japanese journal of infectious diseases 2010
Ehsan Nazemalhosseini Mojarad Zahra Nochi Navid Sahebekhtiari Mohammad Rostami Nejad Hossein Dabiri Mohammad Reza Zali Bahram Kazemi Ali Haghighi

Entamoeba moshkovskii and Entamoeba dispar are impossible to differentiate microscopically from the pathogenic species Entamoeba histolytica. There are limited data on the prevalence of these commensal parasites in Iran. We utilized a single-round PCR assay to determine the prevalence of E. moshkovskii, E. dispar, and E. histolytica in stool samples from Iranian patients infected with gastroint...

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