نتایج جستجو برای: paramphistomidae flukes
تعداد نتایج: 767 فیلتر نتایج به سال:
Migratory birds have been suspected as playing a central role in transmission of various trematodes, but few surveys have been undertaken in the Republic of Korea. In the present study, we describe new fauna of microphallid flukes in Korea. Two species of microphallids were found in the intestines of 2 migratory bird species, namely the red necked stints (Calidris ruficollis) and the terek sand...
UNLABELLED Liver fluke Parafasciolopsis fasciolaemorpha is a parasite typical of elk (Alces alces). The present study describes the identification of a massive invasion of the liver fluke P. fasciolaemorpha in an elk in the Sobibór Landscape Park, Eastern Poland. In February 2016, samples of liver and faeces were collected from the elk during postmorte examination. A section of liver tissue and...
Stellantchasmus falcatus (Digenea: Heterophyidae) is first reported from Cambodia through recovery of the metacercariae from mullet fish and adult flukes from an experimentally infected hamster. We purchased 7 mullets, Chelon macrolepis, in a local market of Phnom Penh, Cambodia, and each of them was examined by the artificial digestion method on May 2010. The metacercariae of S. falcatus were ...
BACKGROUND Fasciolosis, caused by the liver flukes of the genus Fasciola, is one of the most prevalent diseases of domestic livestock and human throughout the world, imposing considerable economic losses. The present study was aimed to assess the effects of different pH values on hatching rate of Fasciola miracidia. METHODS The flukes were isolated from the infected livers of the slaughtered ...
Parasitic flatworms are responsible for serious infectious diseases that affect humans as well as livestock animals in vast regions of the world. Yet, the drug armamentarium available for treatment of these infections is limited: praziquantel is the single drug currently available for 200 million people infected with Schistosoma spp. and there is justified concern about emergence of drug resist...
In this study, we found that Haplorchis taichui, a heterophyid intestinal fluke, is highly prevalent, with heavy worm loads, among riparian people in Saravane and Champasak province, Lao PDR. Fecal specimens were collected from 1,460 people (717 men and 743 women) in 12 riparian (Mekong river) districts and were examined by the Kato-Katz fecal smear technique. The overall helminth egg positive ...
Helminths are multicellular eukaryotic invertebrates with complex life cycles and development. Nematodes (roundworms) and platyhelminths (flatworms) are 2 groups of helminths that colonize the interior of humans. The nematodes include most of intestinal wormsand the filarial worms, whereas the platyhelminths include the flukes, such as the schistosomes, and the tapeworms [1]. Unlike other patho...
Parasite zoonoses are common in the SE Asian region. However, recent case reports and surveillance activities have revealed a number of emerging issues that threaten both biosecurity and ongoing control efforts. In all cases, the application of molecular tools has contributed to the identification of new foci of infection, novel aetiological agents and epidemiological investigations. These emer...
a total of 1500 infected liver with f. hepatica and f. gigantica from slaughtered cattle in different parts of iran were studied. grossly the livers were usually irregular in shape, with prominent bile ducts on the visceral surface as grayish-white, firm-branching streaks. the atrophy of the left lobe due to fibrosis and ischemia were noticed. on the cut surface the main bile ducts wall consist...
BACKGROUND SCP/TAPS proteins of parasitic helminths have been proposed to play key roles in fundamental biological processes linked to the invasion of and establishment in their mammalian host animals, such as the transition from free-living to parasitic stages and the modulation of host immune responses. Despite the evidence that SCP/TAPS proteins of parasitic nematodes are involved in host-pa...
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