نتایج جستجو برای: trematodes
تعداد نتایج: 1047 فیلتر نتایج به سال:
Schistosomatidae are an actively studied ecological group of trematodes. Their ability to cause various parasitic diseases in animals and humans makes them interesting object study for a number research centres worldwide. One the commonest species this is Bilharziella polonica (Kowalewsky, 1895), whose mature stages have been recorded aquatic semi-aquatic birds Uzbekistan. Our team established ...
Foodborne trematodiasis is a neglected tropical disease (NTD) caused by zoonotic trematodes that persist mainly in impoverished areas the Asia-Pacific region. Globally, about 2 million disability life years (DALYs) are lost due to these parasitic infections. Four groups of foodborne known cause significant illness: fish-borne liver fluke infections Opisthorchis and Clonorchis spp.; water vegeta...
a total of 128 spiny eels mastacembelus mastacembelus (mastacembelidae) were collected from thegreater zab river at iski kalak town, west of erbil city, kurdistan region, iraq, from july 2007 to the end ofjune 2008. the fish were examined for ecto and endo parasites. the study revealed the existence of 16species of parasites (with a total prevalence of 89.06%) including: two species of protozoa...
Shorebird abundance and spatial distribution of larval trematodes in the New Zealand mudsnail, Zeacumantus subcarinatus, were investigated in soft-sediment intertidal bays within Otago Harbour, South Island, New Zealand. In a small-scale study, recruitment of trematodes to caged sentinel snails and the prevalence of infection in free-living snails were examined across a grid of fifteen 50·25 m ...
dicrocoelium dendriticum is 10 by 2 mm. trematodes which live in the liver of the cattle, goats and sheep but it occasionally infects the human being. during the study of intestinal infections in the caspian sea region 2 cases of dicrocoeliasis were found. the method for diagnosis was formol-ether concentration technique for stool examination. these two patients had eosinophilia and vague abdom...
D. W. Thieltges ([email protected]), Royal Netherlands Inst. for Sea Research (NIOZ), PO Box 59, NL-1790 AB Den Burg, Texel, the Netherlands. C. Hof and M. K. Borregaard, Center for Macroecology, Evolution and Climate, Dept of Biology, Univ. of Copenhagen, Universitetsparken 15, DK-2100 København Ø, Denmark. D. M. Dehling, M. Brändle and R. Brandl, Dept of Ecology, Animal Ecology, Faculty...
In species assemblages of larval trematodes in individual snail hosts, fewer multispecies infections are observed than might be expected by chance. Both interspecific competition and the isolating effect of heterogeneity inrecruitment may explain this pattern of community structure. Here, we analyzed the expected and observed frequency of double infections, using data culled from 62 studies. Ou...
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