نتایج جستجو برای: cryptosporidium xiaoi

تعداد نتایج: 4673  

Journal: :Journal of infection in developing countries 2014
Nasser Mousa Ahmed Abdel-Razik Hala El-Nahas Atef El-Shazly Mohammad Abdelaziz Marwa Nabih Magdy Hamed Mohammad Eissa Narmin Effat Walled Eldars

INTRODUCTION The aim of this study was to evaluate the epidemiology and clinical significance of Cryptosporidium in patients with diarrhea and chronic liver diseases. METHODOLOGY The study included 150 patients with chronic liver diseases and diarrhea, and 50 subjects with diarrhea as a control group. Stool samples were screened for the presence of Cryptosporidium by microscopic examination a...

2014
Yanyan Jiang Jinhua Ren Zhongying Yuan Aiqin Liu Hong Zhao Hua Liu Lei Chu Wei Pan Jianping Cao Yijin Lin Yujuan Shen

BACKGROUND Cryptosporidium hominis and C. parvum are usually considered to be the major pathogens responsible for human cryptosporidiosis. However, there have been few studies regarding the molecular epidemiology of Cryptosporidium in human infections in China. Here we investigated Cryptosporidium infection in patients with diarrhea, in Danyang Hospital of Jiangsu Province, China, at the genoty...

2012
S Masarat F Ahmad M Chisti S Hamid B Ahmad Sofi

BACKGROUND AND OBJECTIVES Cryptosporidiosis has not been reported as an endemic disease in Kashmir, but high prevalence of Cryptosporidium sp. has been found among asymptomatic (non-diarrheic) HIV positive immigrants in present study. Due to increasing number of HIV positive immigrants in Kashmir, Cryptosporidium may become a public health problem in Kashmir. MATERIALS AND METHODS A total of ...

2014
Shirzad GHOLAMI Majid KHANMOHAMMADI Ehsan AHMADPOUR Abdol Sattar PAGHEH Sara KHADEM NAKHJIRI Hamidreza RAMAZANNIPOUR Abbas SHAHBAZI

BACKGROUND Cryptosporidiosis is a common coccidian parasite infection in patients with diarrhea that has worldwide distribution especially in developed countries. Therefore, the aim of this study was to determine the occurrence of Cryptosporidium infection in patients with gastroenteritis admitted to hospitals of Mazandaran University of Medical Sciences by parasitological and molecular methods...

Journal: :Annals of agricultural and environmental medicine : AAEM 2010
Bogumila Skotarczak

Cryptosporidium, the protozoan parasite, has several transmission routes, including anthroponotic and zoonotic transmission, as well as the foodborne way, but mainly by water. The oocysts, the resistant stage produced by Cryptosporidium, are remarkably stable, and can survive for weeks or even months in the environment. Furthermore, the infective dose is low, probably even a single oocyst can c...

2015
C. BJÖRKMAN L. LINDSTRÖM C. OWESON H. AHOLA K. TROELL C. AXÉN

A study was carried out to investigate how common Cryptosporidium infections are in beef calves in Swedish suckler herds and to explore which species and subtypes that occur. We further aimed at identifying factors associated with shedding of Cryptosporidium oocysts in this type of calf management. The study was conducted in two regions in Sweden and included 30 herds. Faecal samples were colle...

Journal: :modares journal of medical sciences: pathobiology 2014
abdolhossein dalimi farid tahvildar-biderouni fatemeh ghaffarifar bahram kazemi

objective :cryptosporidiosis is one of the most important parasitic infections in iran which causes diarrhea in humans and animals. the identification of the cryptosporidium species among humans is necessary. this study aims to identify species of cryptosporidium isolated from patients that referred to three hospitals in tehran based on the 18s rrna gene by nested pcr-rflp assay. ‎methods :in t...

2018
Olga Danišová Monika Halánová Alexandra Valenčáková Lenka Luptáková

The study was conducted to compare the specificity of immunological diagnostic methods used for the diagnosis of Cryptosporidium species capable of causing life-threatening infection in both immunosuppressed and immunocompetent patients. For the detection of Cryptosporidium species in 79 animals with diarrhoea, we used three Copro-antigen tests: RIDASCREEN®Cryptosporidium test, Cryptosporidium ...

2016
Kalifa M.M Nassar

The present work was initiated to study the incidence, morphology and molecular identification of Cryptosporidium spp. infecting ducks. Incidence of Cryptosporidium spp. in ducks was 39.9 % (365 out of 915 ducks). Seasonal incidence showed that the highest rate was in winter (74.6%) while the lowest one was in autumn (7.1%). Cryptosporidium spp. oocysts were spherical to ovoid in shape with smo...

Journal: :The Korean journal of parasitology 2010
André Almeida Maria João Moreira Sónia Soares Maria de Lurdes Delgado João Figueiredo Elisabete Silva Magalhães António Castro Alexandra Viana Da Costa José Manuel Correia da Costa

To understand the situation of water contamination with Cryptosporidium spp. and Giardia spp. in the northern region of Portugal, we have established a long-term program aimed at pinpointing the sources of surface water and environmental contamination, working with the water-supply industry. Here, we describe the results obtained with raw water samples collected in rivers of the 5 hydrographica...

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