نتایج جستجو برای: blastocystis

تعداد نتایج: 889  

2015
Ebrahim Badparva Javid Sadraee Farnaz Kheirandish

BACKGROUND Blastocystis is a zoonotic protozoan parasite living in the digestive system of some vertebrates. This parasite has some subtypes, pathogenicity status of which has still remained controversial. OBJECTIVES The aim of this study was to determine the subtype of Blastocystis in infected cattle. MATERIALS AND METHODS This descriptive cross-sectional study was performed on 196 isolate...

2017
Nahid JALALLOU Shahrokh IRAVANI Mostafa REZAEIAN Atefe ALINAGHIZADE Hamed MIRJALALI

BACKGROUND Blastocystis is one of the most common parasites, reported from both human and animals. This parasite is more prevalent in regions with low levels of hygiene, close contact with animal and unsuitable disposal systems. The aim of the study was to subtype Blastocystis sp., isolated from diarrheic and non-diarrheic patients using sequencing of 18S ribosomal DNA. METHODS Totally, 300 s...

Journal: :Revista da Sociedade Brasileira de Medicina Tropical 2008
Júlio César Miné João Aristeu da Rosa

Blastocystis homins is a protozoan that causes an intestinal infection known as human blastocystosis. This infection is diagnosed by means of parasitological examination of stools and by permanent staining techniques. The present study was developed to evaluate the frequency of Blastocystis hominis infection among inhabitants of the Araraquara region, State of São Paulo, and to compare differen...

2011
Init Ithoi Azman Jali J. W. Mak Wan Yusoff Wan Sulaiman Rohela Mahmud

This study reports the occurrence of Blastocystis in water from two rivers, Sungai Congkak and Sungai Batu, located in recreational areas in Malaysia. This protozoan was detected in samples from both rivers with an average of 33.3% and 22.1%, respectively. It was detected highest at the downstream (73.8% and 33.8%) followed by midstream (17.5% and 25.0%) and upstream (8.8% and 7.5%) stations, w...

2014
Joshua D. W. Teo Paul A. MacAry Kevin S. W. Tan

Blastocystis spp. is a common enteric stramenopile parasite that colonizes the colon of hosts of a diverse array of species, including humans. It has been shown to compromise intestinal epithelial cell barrier integrity and mediate the production of pro-inflammatory cytokines and chemokines. Mucosal epithelial surfaces, including the intestinal epithelium, are increasingly recognized to perform...

Journal: :iranian journal of parasitology 0
ebrahim badparva dept. of parasitology, faculty medical sciences, tarbiat modares university, tehran, iran. javid sadraee dept. of parasitology, faculty medical sciences, tarbiat modares university, tehran, iran. farnaz kheirandish dept. of parasitology and mycology, school of medicine, lorestan university of medical sciences, khorramabad, iran. mehdi frouzandeh dept. of parasitology, faculty medical sciences, tarbiat modares university, tehran, iran.

background: there are some genetic differences in blastocystis that show the existence of species or genotypes. one of these genes that help in identifying blastocystis is ssurrna. the aim of this study was assessment of genetic diver-sity of blastocystis by pcr with seven pairs of sts primers. methods: this study was done on 511 stool samples collected from patients referred to the health care...

Journal: :pädiatrie hautnah 2012

Journal: :Clinical microbiology reviews 1996

ژورنال: پژوهش در پزشکی 2023

Background and Aim: Blastocystis sp., is one of the most common intestinal protozoan parasites found in both human and animal fecal samples. The pathogenicity and cytopathic effects of subtypes ST1-3 and 6 of Blastocystis sp., on gastrointestinal cell line are not clear. This study aimed to investigated intra-subtype variations on the apoptosis and cytopathic effects on HT-29 cell line in 2019,...

Journal: :Journal of clinical microbiology 2013
Christen Rune Stensvold

Blastocystis is the most common nonfungal microeukaryote of the human intestinal tract and comprises numerous subtypes (STs), nine of which have been found in humans (ST1 to ST9). While efforts continue to explore the relationship between human health status and subtypes, no consensus regarding subtyping methodology exists. It has been speculated that differences detected in subtype distributio...

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