نتایج جستجو برای: bovine cryptosporidium

تعداد نتایج: 77813  

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...

Journal: :iranian journal of parasitology 0
kareem hatam-nahavandi department of parasitology and mycology, school of medicine, zahedan university of medical sciences, zahedan, iran department of parasitology and mycology, school of public health, tehran university of medical sciences, tehran, iran infectious diseases and tropical medicine research center, zahedan university of medical sciences, zahedan, iran mehdi mohebali department of parasitology and mycology, school of public health, tehran university of medical sciences, tehran, iran center for research of endemic parasites of iran (crepi), tehran university of medical sciences, tehran, iran amir-hossein mahvi department of environmental health engineering, school of public health, tehran, iran center for water quality research, institute for environmental research (ier), tehran university of medical sciences, tehran, iran hossein keshavarz department of parasitology and mycology, school of public health, tehran university of medical sciences, tehran, iran center for research of endemic parasites of iran (crepi), tehran university of medical sciences, tehran, iran hamid-reza najafian department of parasitology and mycology, school of public health, tehran university of medical sciences, tehran, iran hamed mirjalali foodborne and waterborne diseases research center, research institute for gastroenterology and liver diseases, shahid beheshti university of medical sciences, tehran, iran gastroenterology and liver disease research center, research institute for gastroenterology and liver diseases, shahid beheshti university of medical sciences, tehran, iran

background: as a waterborne pathogen, cryptosporidium is one of the most common causes of gastroenteritis in human and hoofed livestock animals. this study aimed to investigate the distribution of cryptosporidium spp. in human and livestock wastewaters in iran, by the 18s rrna sequence analysis. methods: a total of 54 raw wastewater samples collected from three urban treatment plants and two sl...

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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