نتایج جستجو برای: cryptosporidium spp

تعداد نتایج: 54678  

Journal: :Revista médica hondureña 2023

Los protozoos apicomplexa intestinales (Cryptosporidium spp., Cyclospora cayetanensis y Cystoisospora belli) causan gastroenteritis en Honduras.

2014
Teshome Firdu Fufa Abunna Mekonnen Girma

Aim. A case-control study was conducted to determine the prevalence of G. lamblia, Cryptosporidium, spp and E. histolytica/dispar in diarrheal children at Yirgalem Hospital from February 2011 to August. Subjects and Methods. A total of 230 children participated in the study of which 115 (50%) were cases and 115 (50%) were controls. A single stool sample was collected and examined by direct sali...

2015
Shuai-Zhi Du Guang-Hui Zhao Jun-Feng Shao Yan-Qin Fang Ge-Ru Tian Long-Xian Zhang Rong-Jun Wang Hai-Yan Wang Meng Qi San-Ke Yu

Non-human primates (NHPs) are confirmed as reservoirs of Cryptosporidium spp., Giardia intestinalis, and Enterocytozoon bieneusi. In this study, 197 fresh fecal samples from 8 NHP species in Qinling Mountains, northwestern China, were collected and examined using multilocus sequence typing (MLST) method. The results showed that 35 (17.8%) samples were positive for tested parasites, including Cr...

2015
Xiao-Xuan Zhang Nian-Zhang Zhang Guang-Hui Zhao Quan Zhao Xing-Quan Zhu

Cryptosporidiosis is a worldwide zoonosis caused by Cryptosporidium spp., sometimes leading to severe diarrhea in humans and animals. In the present study, 311 parrots, belonging to four species, namely, Budgerigars (Melopsittacus undulatus), Lovebirds (Agapornis sp.), Alexandrine parakeets (Psittacula eupatria), and Cockatiel (Nymphicus hollandicus), from Beijing and Weifang cities, were exami...

2014
Mekonnen Girma Wondu Teshome Beyene Petros Tekola Endeshaw

BACKGROUND Cryptosporidium spp and I. belli are intestinal opportunistic infections associated with HIV/AIDS. A decline in the incidence of these opportunistic infections due to HAART was reported. We aim to investigate these parasites among HAART naïve and experienced HIV patients in south Ethiopia. METHODS A cross sectional study was carried out among 268 HIV- positive patients between Janu...

Journal: :Emerging Infectious Diseases 2008
Joan M. Shields Elizabeth R. Gleim Michael J. Beach

Cryptosporidium spp. and Giardia intestinalis have been found in swimming pool filter backwash during outbreaks. To determine baseline prevalence, we sampled pools not associated with outbreaks and found that of 160 sampled pools, 13 (8.1%) were positive for 1 or both parasites; 10 (6.2%) for Giardia sp., 2 (1.2%) for Cryptosporidium spp., and 1 (0.6%) for both.

Journal: :iranian journal of parasitology 0
mr mahmoudi department of parasitology and mycology, faculty of medicine, shahid beheshti university of medical sciences, tehran, iran and fasciolosis & parasitic disease center research, guilan university of medical sciences, rasht, iran and cellular and molecular biology research center, shahid beheshti university of medical sciences, tehran, iran k ashrafi fasciolosis & parasitic disease center research, guilan university of medical sciences, rasht, iran h abedinzadeh tehran province water & wastewater (tpww), tehran, iran f tahvildar-bideruni department of parasitology and mycology, faculty of medicine, shahid beheshti university of medical sciences, tehran, iran a haghighi department of parasitology and mycology, faculty of medicine, shahid beheshti university of medical sciences, tehran, iran m bandehpour cellular and molecular biology research center, shahid beheshti university of medical sciences, tehran, iran and department of biotechnology, faculty of medicine, shahid beheshti university of medical sciences, tehran, iran

background : the protozoan parasites cryptosporidium spp. and giardia are known to occur widely in both raw and drinking waters. they are two of the causative agents of waterborne out-breaks of gastroenteritis throughout the world. in the present study, a pcr assay and fa were developed for detection of cryptosporidium oocysts and giardia cyst in environmental samples. methods : we have detecte...

Journal: :Applied and environmental microbiology 2004
Ling Zhou Hailu Kassa Monica L Tischler Lihua Xiao

The prevalence and distribution of Cryptosporidium spp. in the fecal droppings of the free-living waterfowl Canada geese were examined at 13 sites in Ohio and Illinois. On the basis of the analysis of the small-subunit rRNA gene by PCR, followed by restriction fragment length polymorphism analysis and DNA sequencing, 49 (23.4%) of 209 fecal specimens collected from 10 sites (76.9%) were positiv...

Journal: :Turkiye parazitolojii dergisi 2008
Abdurrahman Gül Mutalip Ciçek Ozlem Kilinç

This research was carried out in order to determine the prevalence of Eimeria spp. Cryptosporidium spp. oocysts and Giardia cysts in calves less than 6 months of age in Van province. For this purpose, fecal samples were obtained from the rectum of 182 calves. Fecal samples (n: 182) were examined with the modified acid-fast technique for Cryptosporidium spp. oocysts. The same samples were examin...

Journal: :Revista do Instituto de Medicina Tropical de Sao Paulo 2013
Dnieber Chagas Assis Deisy Vivian Resende Marlene Cabrine-Santos Dalmo Correia Márcia Benedita Oliveira-Silva

Cryptosporidium spp. and Cystoisospora belli are monoxenic protozoa that have been recognized as the causative agents of chronic diarrhea in immunocompromised individuals, especially HIV-infected subjects. The objective of this study was to evaluate the frequency of these intestinal protozoa in HIV-positive patients in the Triângulo Mineiro region of Brazil and to correlate the presence of thes...

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