نتایج جستجو برای: trichobilharzia regenti

تعداد نتایج: 75  

2018
Xiao-Hong Li Ricardo DeMarco Leandro X Neves Sally R James Katherine Newling Peter D Ashton Jian-Ping Cao R Alan Wilson William Castro-Borges

BACKGROUND Adult schistosomes have a well-developed alimentary tract comprising an oral sucker around the mouth, a short esophagus and a blind ending gut. The esophagus is not simply a muscular tube for conducting blood from the mouth to gut but is divided into compartments, surrounded by anterior and posterior glands, where processing of ingested blood is initiated. Self-cure of rhesus macaque...

2016
Mohammad YAKHCHALI Asaad HOSSEINPANAHI Reza MALEKZADEH-VIAYEH

BACKGROUND The present study was carried out to detect the infection of larval stages of Trichobilharzia species in the snail Lymnaea auricularia in northwestern Iran based on DNA analysis. METHODS A total number of 320 snails of L. auricularia were sampled from four water-bodies located in the suburb of Urmia City, North West Iran, during May to November 2011. The snails were first microscop...

2013
SA Mahdavi A Farahnak I Mobedi MB Molaei Rad H Azadeh

BACKGROUND The aim of the present study was to survey birds' schistosomes in migratory birds (Anatidae: Anas platyrhynchos) which are the source of the disease in Mazandaran Province, Northern Iran. METHODS A number of mallards were bought from the markets of hunted birds. The respiratory tracts (nasal mucosa) and intestinal blood vessels were studied for adult worms. The nasal mucosa was sep...

Journal: :The Onderstepoort journal of veterinary research 2008
E B E Moema P H King C Baker

Freshwater snails are known to serve as first intermediate hosts for various parasitic diseases such as schistosomosis and fasciolosis. Snails were collected on several occasions in the proximity of Pretoria, South Africa and their cercarial sheddings were studied. This article describes three different types of cercariae shed by the freshwater snail, Lymnaea natalensis, viz. a fork-tailed cerc...

Journal: :The Onderstepoort journal of veterinary research 1986
C C Appleton K Brock

The ability of the cercariae of Trichobilharzia sp., the commonest avian schistosome in South Africa, to cause dermatitis in man is confirmed, and their progress through and resultant histopathology in rodent skin are documented. These cercariae reach the subcutaneous tissue within one hour after exposure, and some migrate to the lungs. Between 46 and 97 h later, those stranded in the skin have...

شریف, مهدی, فخار, مهدی, قبادی ترا, مریم , کرمیان, مهدی,

Human cercarial dermatitis (HCD) known as swimmer’s itch is a zoonotic disease caused by penetration of cercariae of birds or ruminants schistosomiasis through the human skin. The cercariae can develop to schistosomula but remains in the skin until it dies. In that case, the released protease enzymes cause dermatitis. Recently, this neglected disease has received much attention in different par...

ژورنال: Medical Laboratory Journal 2013
Fakhar, M, Ghorbani, A, Paqeh, AS, Pour Haji Baqer, M, Rahimi-Esboei, B, Rezaei, M, Shahnasi, P,

Abstract Background and Objective: Cercarial dermatitis (CD) or swimmer’s itch is a severe inflammatory reaction caused by penetration of the skin by avian and herbivorous schistosomes, esp genus Trichobilharzia. Since both intermediate and final host of this parasite exist in North of Iran, we aimed at determining the prevalence of cercarial dermatitis among paddy-field workers in Central a...

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