Results 21 to 30 of about 3,305 (231)

Evaluation and optimization of an eDNA metabarcoding assay for detection of freshwater myxozoan communities

open access: yesEnvironmental DNA, Volume 5, Issue 2, Page 312-325, March 2023., 2023
We have developed a new method for determining the myxozoan biodiversity from freshwater eDNA samples. Our new approach is highly sensitive and allows researchers not only to study the biodiversity of myxozoan parasites, but also to monitor myxozoan pathogens that threaten economically important fish in aquaculture. Abstract The environmental DNA (eDNA)
Martina Lisnerová   +3 more
wiley   +1 more source

Mitigating human impacts including climate change on proliferative kidney disease in salmonids of running waters

open access: yesJournal of Fish Diseases, Volume 45, Issue 4, Page 497-521, April 2022., 2022
Abstract Over the last two decades, an increasing number of reports have identified a decline in salmonid populations, possibly linked to infection with the parasite Tetracapsuloides bryosalmonae and the corresponding disease, that is, proliferative kidney disease (PKD).
Albert Ros   +2 more
wiley   +1 more source

Interesting case of pathological changes in rainbow trout Oncorhynchus mykiss (Walbaum) probably caused by Myxosporea [PDF]

open access: yesActa Ichthyologica et Piscatoria, 1997
The causative agents of health problems of rainbow trout from a fish farm were investigated by parasitological and anatomo-pathological study of affected fishes.
T. Własow, P. Gomułka, T. Pojmańska
doaj   +3 more sources

Pathology of Myxosporea in marine fish culture

open access: yesDiseases of Aquatic Organisms, 1993
A revlew of the pathogenic impact of Myxosporea in marine fish culture is presented. At least 11 species of Bivalvulida and 7 species of Multi\~alvulida have been described in marine or brackish fish kept in different culture systems. The pathological importance of these myxosporoses is discussed, and their potential importance with the growth of ...
P Alvarez-Pellitero, A Sitjá-Bobodilla
openaire   +3 more sources

Description of two new actinosporean types from a brook of Fuji Mountain, Honshu, and from Chitose River, Hokkaido, Japan [PDF]

open access: yes, 2003
Actinospore infection of oligochaetes living in the mud of 3 freshwater biotopes in Japan was studied. Using the cell-well plate method, a new aurantiactinomyxon type was found in 0.77 % of the examined Tubifex tubifex oligochaete specimens from a brook ...
Ogawa, K.   +4 more
core   +1 more source

Infection of Henneguya sp. on the gills of Metynnis lippincottianus from Curiaú River, in eastern Amazon region (Brazil)

open access: yesRevista Brasileira de Parasitologia Veterinária, 2020
Infection of fish gills by Henneguya causes greater contact between the secondary gill lamellae, thereby giving rise to decreased absorption surface area at the end of the filaments. This ectoparasite can cause damages on the gills infected fish.
Abthyllane Amaral de Carvalho   +6 more
doaj   +1 more source

Observations on the Infection by Kudoa sp. (Myxozoa, Multivalvulida) in fishes caught off Rio Grande, Rio Grande do Sul State, Brazil

open access: yesActa Scientiarum: Biological Sciences, 2016
It is reported the parasitization of Kudoa sp. (Myxozoa, Multivalvulida) within the somatic muscles of the fish Odontesthes bonariensis (Valenciennes, 1835), Micropogonias furnieri (Desmarest, 1823) and Mugil liza Valenciennes, 1836, captured off Rio ...
Jorge Costa Eiras   +3 more
doaj   +1 more source

Henneguya wolinensis n. sp. (Myxosporea) from perch Perca fluviatilis L. from Szczecin Firth, Poland [PDF]

open access: yesActa Ichthyologica et Piscatoria, 1990
During parasitological investigations of perch P. fluviatilis L., in spring 1988 from waters of Szczecin Firth, noticed a presence of Henneguya wolinensis n. sp. (Myxosporea: Bivalvulida) cysts on fish skin.
D. Romuk-Wodoracki
doaj   +3 more sources

Myxobolus sp. and Henneguya sp. (Cnidaria: Myxobolidae) natural co-infection in the kidney of Piaractus mesopotamicus(Characiformes: Serrasalmidae) [PDF]

open access: yes, 2017
This study evaluated the myxozoan infection and histopathology of the kidney of freshwater fish Piaractus mesopotamicus from intensive fish farming in Brazil. A total of 55 fish were examined for myxozoan infection.
Belo, M. A. A.   +4 more
core   +1 more source

Morphological and molecular characterization of myxobolids (Cnidaria, Myxozoa) infecting cypriniforms (Actinopterygii, Teleostei) endemic to the Iberian Peninsula

open access: yesParasite, 2019
The Iberian Peninsula provides a unique freshwater ecosystem for native and endemic cypriniforms to thrive. Despite cypriniforms being hosts to multiple myxobolids worldwide, little research has been performed in this geographic location.
Rocha Sónia   +4 more
doaj   +1 more source

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