freshwater snails
Freshwater snails of biomedical importance in the Niger River Valley: evidence of temporal and spatial patterns in abundance, distribution and infection with Schistosoma spp
... as snails can inhabit both the rice paddies and their adjoining network of ...find snails present in a canal than in a pond, although rivulets, a more similar geography to canals, had low abundances of ...
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Environmental determinants of distribution of freshwater snails and trematode infection in the Omo Gibe River Basin, southwest Ethiopia
... in freshwater snails in Ethiopia are ...of freshwater snail intermediate hosts and cercarial infection rates in Omo-Gibe River Basin, where several hydroelectric dams and irrigation canals have been ...
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Biodiversity of Freshwater Snails and Sediment Analysis as Water Quality Indicators in Badiangon Spring, Gingoog City
... Sediments act as sinks of contaminants, like heavy metals. Thereby, chemicals found on water can be found on sediments. The assessment of sediments toxicity was conducted through chemical analyses and it can be ...
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Types of trematodes infecting freshwater snails found in irrigation canals in the East Nile locality, Khartoum, Sudan
... planorbid freshwater snails of the two genera, Biomphalaria and Bulinus -have been vigorously studied due to the role they play as intermediate hosts of ...of freshwater snails and the two ...
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Dynamics of freshwater snails and Schistosoma infection prevalence in schoolchildren during the construction and operation of a multipurpose dam in central Côte d’Ivoire
... of snails during the second observation period, ...of freshwater snails and the exponential growth of ...the snails collected belonged to the same genera and species that have been reported ...
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Comparative study of morphometric traits of two freshwater snails lymnaea acuminata and bellamya dissimilis
... acuminata snails in this study ...growing snails using morphometric traits from freshwater snails Lymnaea acuminata and Bellamya dissimilis ...
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The Respiration of Freshwater Snails
... Experiments on oxygen consumption in relation to oxygen content of the water have shown that some species Lymnaea auricularia, Myxas glutinosa, Physa fontinaUs, Valvata piscinaUs and Bit[r] ...
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Mapping freshwater snails in north western Angola: distribution, identity and molecular diversity of medically important taxa
... Angola is a particularly rich area for type-localities of both Bulinus and Biomphalaria species and it is of inter- est that similar diversity of snails still exists in locations sampled 56 years previously. The ...
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Trematode cercarial fauna obtained from the field-collected freshwater snails Lymnaea natalensis in Egypt
... natalensis snails col- lected during April 2016 to September 2017, from differ- ent irrigation canals belonging to three rural localities in Giza governorate namely Elmansuria, Elzeideia, and Oseem villages ...
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CONTRIBUTION TO THE INVENTORY AND ECOLOGY OF FRESHWATER SNAILS OF SMALL STREAMS OF LWIRO AND ITS SURROUNDINGS, EASTERN OF DR CONGO
... La distribution des espèces Biomphalaria pfeifferi et Lymnaea natalensis, respectivement hôtes intermédiaires de la schistosomiase et de la Fasciolose, est homogène et montre bien[r] ...
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Characterization of tri and tetra nucleotide microsatellite loci for the freshwater snails Promenetus exacuous (Planorbidae) and Valvata tricarinata (Valvatidae) and their utility in population genetic studies
... Results: Sixteen and seventeen microsatellite loci were developed for P. exacuous and V. tricarinata, respectively, and tested in a total of 43 P. exacuous and 48 V. tricarinata from two lakes approximately 183 km apart ...
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RETRACTED ARTICLE: The complete mitochondrial genomes of two freshwater snails provide new protein coding gene rearrangement models and phylogenetic implications
... Background: Mitochondrial (mt) genome sequences are widely used for species identification and to study the phylogenetic relationships among Gastropoda. However, to date, limited data are available as taxon sampling is ...
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Molecular characterization of freshwater snails in the genus Bulinus: a role for barcodes?
... Twenty nine samples were selected for sequencing of an amplicon containing the 3' end of the 5.8S gene and the entire its2 region. This was undertaken in order to com- pare the phylogenetic signal of a nuclear marker ...
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Studies on Larval Digenetic Trematodes of Godavari River, Gangapur Project : Xiphidiocercariae
... freshwater snails in London and some adjoining area. Nasir (1964) gave a key to the cercariae from British freshwater Molluscs. In 1972 he gave some aspect of Xiphidocercarial classification and in ...
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Prevalence of Cercariae Infection in Lymnaea auricularia (Linnaeus, 1758) in NorthWest of Iran
... Lymnaeid snails from 28 freshwater habitats including mountainous and low land areas of north, centre and south parts of West Azerbaijan province, northwestern Iran, were examined for cercariae infection ...
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Snail-borne parasitic diseases: an update on global epidemiological distribution, transmission interruption and control methods
... infected snails and reduced schistosomiasis transmission in villages ...consume snails infected with schistosomes, and young and growing prawns kill snails most efficiently ...with freshwater ...
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Helminthic Transmission and Isolation of Ehrlichia risticii, the Causative Agent of Potomac Horse Fever, by Using Trematode Stages from Freshwater Stream Snails
... Discussion. Despite intensive research efforts for over 20 years, PHF has remained a mystery because the life cycle of the agent and the mode of transmission are unknown. The involve- ment of an aquatic environment in ...
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Malacological survey and geographical distribution of vector snails for schistosomiasis within informal settlements of Kisumu City, western Kenya
... Elucidating snail abundance may have implications in devising cost-effective control interventions. For instance if snail abundance is very high and infection levels among human population is low, mollusciding rather ...
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Immunohistochemical localization of hepatopancreatic phospholipase in gastropods mollusc, Littorina littorea and Buccinum undatum digestive cells
... in littoral dwellers Littorina, the activity of which depends on the tide level. The presence of massive shell enhances demands in energy needed for supporting movement and activity. Because the intensity of energy ...
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First intermediate hosts of Paragonimus spp. in Vietnam and identification of intramolluscan stages of different Paragonimus species
... Freshwater snails were collected in streams in An Lac Commune (Luc Yen District, Yen Bai Province) and Huong Son Commune (Huong Hoa District, Quang Tri Province) ...[8]. Snails were morphologically ...
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