Results 41 to 50 of about 2,633 (166)

Morphological, histopathological and molecular characterization of parasitic ciliate Ichthyophthirius multifiliis infecting an indigenous and endangered fish, Schizothorax macropogon (Cyprinidae: Schizothoracinae) in high plateau, Tibet, China

open access: yesAquaculture Reports, 2022
Ichthyophthirius multifiliis Fouquet, 1876 is an important parasitic pathogen of freshwater fish, with low host specificity and broad geographical distribution.
Wen Jing Li   +3 more
doaj   +1 more source

Parasitic fauna in hybrid tambacu from fish farms

open access: yesPesquisa Agropecuária Brasileira, 2013
The objective of this work was to evaluate the parasitic fauna of hybrid tambacu (Colossoma macropomum x Piaractus mesopotamicus) from fish farms and the host-parasite relationship.
Ronilson Macedo Silva   +4 more
doaj   +1 more source

Ecology of parasites of Metynnis lippincottianus (Characiformes: Serrasalmidae) from the eastern Amazon region, Macapá, State of Amapá, Brazil

open access: yesActa Scientiarum: Biological Sciences, 2014
The present study provides the first investigation on the ecological aspects of the parasites M. lippincottianusfrom the Amazonian basin, as well as the parasite-host relationship.
Maria Danielle Figueiredo Guimarães Hoshino   +1 more
doaj   +1 more source

Establishment of loop-mediated isothermal amplification assay for detection of parasitic ciliate Ichthyophthirius multifiliis in cyprinid fish

open access: yesVeterinary Integrative Sciences, 2021
The objective of this research was to establish loop-mediated isothermal amplifications (LAMP) that could be used to detect parasitic ciliate Ichthyophthirius multifiliis (I. multifiliis) in freshwater cyprinid fish.
Surachai Pikulkaew, Panyisa Potibut
doaj   +1 more source

Fauna parasitária de tambaqui Colossoma macropomum (Characidae) cultivado em tanque-rede no estado do Amapá, Amazônia oriental Parasitic fauna of tambaqui Colossoma macropomum(Characidae) farmed in cages in the State of Amapá, eastern Amazon

open access: yesActa Amazonica, 2013
O objetivo principal deste trabalho foi estudar a parasitofauna e a relação hospedeiro- parasito em tambaqui Colossoma macropomum cultivados em tanques-rede no Rio Matapi, município de Santana, estado do Amapá, região da Amazônia oriental, Brasil.
Evandro Freitas Santos   +5 more
doaj   +1 more source

Inducible nitric oxide synthase (inos) enzyme activity and transcription level as well as ultrastructural changes in different tissues of grass carp in response to ichthyophthirius multifiliis [PDF]

open access: yesKafkas Universitesi Veteriner Fakültesi Dergisi, 2019
This study aims to contribute to this growing area of research by exploring the gene expression and enzyme activity of iNOS, and provide new insights into the ultrastructural changes in the kidneys, spleen, skin and gills infected with Ichthyophthirius ...
Yingjie LU   +6 more
doaj   +1 more source

Responses towards eyefluke (Diplostomum pseudospathaceum) in different genetic lineages of rainbow trout.

open access: yesPLoS ONE, 2022
Marker-assisted selective breeding of fish with higher levels of resistance towards specific pathogens may improve fish health, but the impact of host genotype on susceptibility to multiple pathogen infections is still poorly investigated.
Asma M Karami   +3 more
doaj   +1 more source

ECTOPARÁSITOS EN ALEVINES DE Oreochromis niloticus EN LA ESTACIÓN DULCEACUÍCOLA DE DIVISA, PANAMA

open access: yesTecnociencia, 2023
Se evaluó la presencia de ectoparásitos en alevines de tilapia del nilo Oreochromis niloticus cultivados en la estación Dulceacuícola de Divisa, República de Panamá. Se analizó un total de 75 alevines de 60 días de edad, se midieron peso y largo.
Kedric González   +2 more
doaj   +1 more source

Histopathological alteration induced in gill tissue of rainbow trout (Oncorhynchus mykiss) treated via gamma-irradiated Ichthyophthirius multifiliis trophonts and coated with alginate nanoparticles [PDF]

open access: yesمجله علوم و فنون هسته‌ای, 2020
The Ichthyophthirius multifiliis is one of the most important protozoan pathogens of farmed and wild fish populations. In this study, histopathological effects of gamma-irradiated trophonts of I.
S. Moodi   +3 more
doaj   +1 more source

Parasitic ciliates (Protozoa, Ciliophora) of the common bream, Abramis brama (L.) and white bream, Blicca bjoerkna (L.) from Dąbie Lake (Poland) [PDF]

open access: yesActa Ichthyologica et Piscatoria, 1997
A total of seven species of parasitic ciliates was recovered from the studied fishes of D±bie Lake located in the estuary of the Odra River. The common bream harboured the following species: Chilodonella hexasticha, Ch.
J. Wierzbicka
doaj   +3 more sources

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