نتایج جستجو برای: cryptosporidium infection

تعداد نتایج: 459384  

Journal: :journal of research in health sciences 0
h taherkhani m fallah k jadidian s vaziri

background : aids is acquired by infection with hiv (human immuno-deficiency virus). it leaves the host susceptible to malignant and unusual infections especially opportunistic ones. most of aids patients infected with opportunistic parasitic infections die because of chronic diarrhea and deaths due to cryptosporidium diarrhea in aids patients are considerable in the recent two decades. the aim...

2015
Qing Lin Xing-Ye Wang Jian-Wen Chen Ling Ding Guang-Hui Zhao

Cryptosporidium spp., ubiquitous enteric parasitic protozoa of vertebrates, recently emerged as an important cause of economic loss and zoonosis. The present study aimed to determine the distribution and species of Cryptosporidium in post-weaned and adult pigs in Shaanxi province, northwestern China. A total of 1,337 fresh fecal samples of post-weaned and adult pigs were collected by sterile di...

Journal: :Applied and environmental microbiology 1999
F J Bornay-Llinares A J da Silva I N Moura P Myjak H Pietkiewicz W Kruminis-Lozowska T K Graczyk N J Pieniazek

Apicomplexan Cryptosporidium parasites infect a wide range of vertebrate hosts. While some species are limited to a single host group, such as Cryptosporidium baileyi, which infects chickens, other species of this genus, such as C. parvum, infect a wide range of mammalian species from mice to humans. During an investigation of Cryptosporidium infection in cattle on a farm in northern Poland, we...

Journal: :Memorias do Instituto Oswaldo Cruz 2003
Claudio Vieira Silva Marcelo Simão Ferreira Maria do Rosário de Fátima Gonçalves-Pires Julia Maria Costa-Cruz

The aim of this study was to verify the occurrence of Cryptosporidium infection in 52 human immunodeficiency virus (HIV)/acquired immunodeficiency syndrome (AIDS) patients (group 1) and 38 clinically healthy individuals (group 2) by using enzyme immunoassay (EIA). All fecal samples collected were submitted to the Baermann, Lutz and Ritchie methods, the Safranin/Methylene Blue, and Weber's chrom...

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 ...

2015
Seobo Sim Jae-Ran Yu Young-Ha Lee Jin-Su Lee Hoo-Gn Jeong Abd Al Wahab Saed Mohamed Sung-Tae Hong

Cryptosporidium , a protozoan parasite that causes watery diarrhea, is found worldwide and is common in areas with low water hygiene. In February 2014, 866 stool samples were collected from the inhabitants of 2 rural areas in White Nile State, Sudan. These stool samples were assessed by performing modified acid-fast staining, followed by examination under a light microscope. The overall positiv...

Gh.R. Jahed Khaniki, H. Sleman Ali, K.Kh. Saleh, M. Rezaeian, M. Yunesian, N. Shariatifar, S.N. Mageed,

Background: Cryptosporidium spp. is one of the most important parasitic pathogen which causes acute gastroenteritis in human. This study aimed to determine and compare the contamination rates of Cryptosporidium oocysts in some common vegetables that are cultured and consumed in Koya City, Iraq. Methods: Totally, 400 vegetable samples were collected randomly from vegetable farms in Koya city du...

Background & Aim: Cryptosporidium is zoonotic coccidian parasite that causes severe diarrhea in humans and animals worldwide. This study aimed to evaluate the soil contamination rate with Cryptosporidium oocysts of different public places in Tabriz, west of Iran. Methods: In this cross sectional study, 260 soil samples were collected by stratified sampling from 20 parks, 20 primary schools, 20...

Journal: :journal of paramedical sciences 0
ehsan nazemalhosseini mojarad gastroenterology and liver diseases research center, shahid beheshti university of medical sciences, tehran, iran mohammad rostami nejad gastroenterology and liver diseases research center, shahid beheshti university of medical sciences, tehran, iran akbar keshavarz department of parasitology, shahid beheshti university of medical sciences, tehran, iran nilofare taghipour department of parasitology, shahid beheshti university of medical sciences, tehran, iran reza mahmoudi lamuki gastroenterology and liver diseases research center, shahid beheshti university of medical sciences, tehran, iran atefeh salehi gastroenterology and liver diseases research center, shahid beheshti university of medical sciences, tehran, iran

cryptosporidium is a globally distributed protozoan parasite and one of the most common causes of infection and diarrhea in humans and cattle. the aim of the present study was to determine the species of cryptosporidium among cattle with diarrhea by a nested pcr-rflp technique at cryptosporidium oocyst wall protein ( cowp ). fecal samples from 158 calves aged 1-20 weeks were collected from 10 d...

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