Results 41 to 50 of about 803 (162)

Parasitological diagnosis in food fish produced in a fish farm, in the Zona da Mata, Minas Gerais, southeastern Brazil

open access: yesRevista Brasileira de Parasitologia Veterinária, 2020
This study identified the parasitic species in juvenile freshwater finfishes during the fattening stage, from a fish farm located in the Zona da Mata (MG), southeastern Brazil, and revealed both macro and microscopical lesions in fish gills.
Rachel Sordi Relvas   +4 more
doaj   +1 more source

Prevalence, intensity, and dominance of ectoparasites in gourami (Osphronemus goramy) reared in floating net cage in Cirata Reservoir, West Java, Indonesia

open access: yesAceh Journal of Animal Science, 2021
The aimed of the study was to determine the prevalence, intensity and dominance of ectoparasites that infected gourami (Osphronemus goramy) which cultivated in floating net cages in Cirata reservoir, West Java.
Ingga Lies Dastin   +5 more
doaj   +1 more source

Imported Asian swamp eels (Synbranchidae: Monopterus ) in North American live food markets: Potential vectors of non-native parasites [PDF]

open access: yes, 2011
Since the 1990s, possibly earlier, large numbers of Asian swamp eels (Synbranchidae: Monopterus spp.), some wild-caught, have been imported live from various countries in Asia and sold in ethnic food markets in cities throughout the USA and parts of ...
Collins, Timothy M.   +2 more
core   +1 more source

A human case of Centrocestus armatus infection in Korea

open access: yesThe Korean Journal of Parasitology, 1988
A human case of Centrocestus armatus (Heterophyidae) infection was proved by identifying an adult worm collected after treatment with praziquantel in Korea. The case is 42-year old man who resides in a rural area in Sanchung-gun, Kyeongsangnam-do. The case was concomitantly infected with Clonorchis sinensis and had the history of eating raw freshwater ...
Sung Jong, Hong   +3 more
openaire   +2 more sources

Experimental investigation of alternative transmission functions: Quantitative evidence for the importance of nonlinear transmission dynamics in host–parasite systems

open access: yesJournal of Animal Ecology, Volume 87, Issue 3, Page 703-715, May 2018., 2018
The authors tested 10 candidate functions representing the transmission of trematode parasites to amphibian hosts using laboratory experiments varying the duration of exposure, numbers of parasites, numbers of hosts and parasite density. Nonlinear functions outperformed classical frequency‐ and density‐dependent transmission functions and may provide ...
Sarah A. Orlofske   +6 more
wiley   +1 more source

The ribosomal transcription units of Haplorchis pumilio and H. taichui and the use of 28S rDNA sequences for phylogenetic identification of common heterophyids in Vietnam [PDF]

open access: yes, 2017
Background: Heterophyidiasis is now a major public health threat in many tropical countries. Species in the trematode family Heterophyidae infecting humans include Centrocestus formosanus, Haplorchis pumilio, H. taichui, H.
Blair, David   +5 more
core   +1 more source

Socio-environmental impacts of non-native and transplanted aquatic mollusc species in South America: What do we really know? [PDF]

open access: yes, 2023
The impacts of biological invasions remain poorly known for some habitats, regions and taxa. To date, there has been no comprehensive effort to review and synthesize the impacts of invasive mollusc species in South America.
Agudo Padrón, Ignacio   +14 more
core   +1 more source

Occurrence of Clinostomum Metacercariae in Oreochromis mossambicus from Mashoko Dam, Masvingo Province, Zimbabwe

open access: yesScientifica, Volume 2018, Issue 1, 2018., 2018
Mashoko Dam is in Ago‐ecological Region 4 in Zimbabwe. Five sampling sites were randomly selected and each site was sampled twice per month, for six months. A total of 180 Oreochromis mossambicus fish (101 females and 79 males) were caught. The fish were examined for Clinostomum metacercariae by cutting the ventral side from the anal opening to the ...
Casper Mutengu   +2 more
wiley   +1 more source

Centrocestus formosanus (Opisthorchiida: Heterophyidae) como causa de muerte de alevines de tilapia gris Oreochromis niloticus (Perciforme: Cichlidae) en el Pacífico seco de Costa Rica

open access: yesRevista de Biología Tropical, 2010
Centrocestus formosanus es un parásito trematodo zoonótico originario de Asia asociado con muertes de peces principalmente de cultivo. 907 moluscos provenientes de estanques sembrados con tilapias, seleccionados uno por provincia fueron identificados al ...
Donald Arguedas Cortés   +4 more
doaj   +2 more sources

Dynamics of Centrocestus armatus Transmission in Endemic River in Hyogo Prefecture, Japan

open access: yesTropical Medicine and Health, 2014
Centrocestus armatus is an intestinal parasite belonging to the family Heterophyidae. We developed an apparatus for recovering cercariae and clarified the infection dynamics of this parasite. To clarify the circadian rhythm of cercarial shedding in the summer season, we filtrated 30 l of river water every 2 h for 24 h.
Komatsu, Shintaro   +3 more
openaire   +3 more sources

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