نتایج جستجو برای: cryptosporidium infection

تعداد نتایج: 459384  

2012
A Sazmand A Rasooli M Nouri H Hamidinejat S Hekmatimoghaddam

BACKGROUND Although infection of dromedary camels with Cryptosporidium spp. is rare in Iran, it is considered a zoonotic threat to the keepers and herders of camels. Thus we investigated the prevalence of Cryptosporidium in these two hosts in Yazd Province, a semi-arid region in center of Iran. METHODS This study was conducted during 4 seasons (winter 2008, summer 2009, winter 2009 and summer...

Journal: :Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 2003
Brett A Leav Melanie Mackay Honorine D Ward

Cryptosporidium species are protozoan parasites that cause mainly enteric illnesses in humans and other animals. The mode of transmission is most commonly waterborne, but other sources of infection, including foodborne and person-to-person spread, have been documented. The environmental form of the parasite is resistant to most water purification methods, including chlorination. Cryptosporidium...

2014
Rongsheng Mi Xiaojuan Wang Yan Huang Peng Zhou Yuxuan Liu Yongjun Chen Jun Chen Wei Zhu Zhaoguo Chen

This study assessed the prevalence, species and subtypes of Cryptosporidium in goats from Guangdong Province, Hubei Province, Shandong Province, and Shanghai City of China. Six hundred and four fecal samples were collected from twelve goat farms, and the overall infection rate was 11.4% (69/604). Goats infected with Cryptosporidium were found in eleven farms across four provincial areas, and th...

2012
Stephanie J. Salyer Thomas R. Gillespie Innocent B. Rwego Colin A. Chapman Tony L. Goldberg

BACKGROUND Cryptosporidium is one of the most common parasitic diarrheal agents in the world and is a known zoonosis. We studied Cryptosporidium in people, livestock, and non-human primates in the region of Kibale National Park, Uganda. Land use change near the park has resulted in fragmented forest patches containing small, remnant populations of wild primates that interact intensively with lo...

2013
Weizhe Zhang Fengkun Yang Aiqin Liu Rongjun Wang Longxian Zhang Yujuan Shen Jianping Cao Hong Ling

BACKGROUND Cryptosporidium spp. are common intestinal protozoa of humans and animals. There have been few studies conducted on the molecular characterizations of pig-derived Cryptosporidium isolates worldwide, especially in China. Thus, the aim of the present study was to understand the prevalence, distribution and genotypes of Cryptosporidium in pigs in Heilongjiang Province, China. METHODOL...

Journal: :Clinical microbiology reviews 1999
D P Clark

Cryptosporidium parvum is an important cause of diarrhea worldwide. Cryptosporidium causes a potentially life-threatening disease in people with AIDS and contributes significantly to morbidity among children in developing countries. In immunocompetent adults, Cryptosporidium is often associated with waterborne outbreaks of acute diarrheal illness. Recent studies with human volunteers have indic...

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...

Journal: :Revista do Instituto de Medicina Tropical de Sao Paulo 2008
Ana Julia Urias dos Santos Araújo Herminia Yohko Kanamura Marcos Eduardo de Almeida Aparecida Helena de Souza Gomes Thais Helena Lemos Pinto Alexandre Januário Da Silva

Cryptosporidium isolates identified in fourteen stool samples, collected from five HIV-infected patients and nine immunocompetent children, living in the State of São Paulo, Brazil, were submitted to a molecular analysis using a nested PCR followed of restriction fragment length polymorphism (RFLP), for genetic characterization. The analysis was based on digestion with RsaI restriction enzyme o...

Journal: :Veterinary parasitology 2010
A Reid A Lymbery J Ng S Tweedle U Ryan

Little is known about the prevalence and genotypes of Cryptosporidium in fish. The present study investigated the prevalence of Cryptosporidium species in cultured fingerlings (n=227), wild freshwater (n=227) and wild marine/estuarine species (n=255) of fish in Western Australia by PCR amplification at the 18S rRNA locus. Results revealed a low prevalence of Cryptosporidium infection in fish ho...

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...

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