Results 21 to 30 of about 926 (165)

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

Microscopical and molecular investigation of Ichthyophthirius multifiliis from fish in Mosul city, Iraq [PDF]

open access: yesIraqi Journal of Veterinary Sciences
The ectoparasite Ichthyophthirius multifiliis (I. multifiliis) is one of the most common external ciliate protozoa that infest freshwater fish and causes white spot disease, negatively affecting fish productivity.
Esraa A. Altaie, Nadia N. Alhayali
doaj   +1 more source

Quantitative genetic variation for resistance to the parasite Ichthyophthirius multifiliis in the Neotropical fish tambaqui (Colossoma macropomum)

open access: yesAquaculture Reports, 2020
Tambaqui (Colossoma macropomum) is the main native fish produced in continental aquaculture from South America. However, its production has been negatively affected by significant economic losses due to frequent outbreaks caused by the parasite ...
Lieschen V.G. Lira   +7 more
doaj   +1 more source

Checklists of Fish Species Infected with Ichthyophthirius multifiliis, the Causative Agent of White Spot Disease, in Iraq

open access: yesالمجلة العراقية للاستزراع المائي, 2023
Reviewing literature concerning the occurrence of the causative agent of the white spot disease; Ichthyophthirius multifiliis as well as unidentified Ichthyophthirius species, infecting the skin, fins and gills of fishes in Iraq until the end of 2022 ...
Furhan T. Mhaisen
doaj  

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

Differences in virulence between two serotypes of Ichthyophthirius multifiliis [PDF]

open access: yesDiseases of Aquatic Organisms, 2006
Naive channel catfish Ictalurus punctatus were infected by 2 isolates of the parasitic ciliate Ichthyophthirius multifiliis that differed in virulence. The isolates, NY1 and G5, Serotypes A and D, respectively, express different surface immobilization-antigens.
Alton G, Swennes   +3 more
openaire   +2 more sources

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

Resposta fisiológica à infestação experimental com Ichthyophthirius multifiliis (Fouquet, 1876) em alevinos de jundiá (Rhamdia quelen Quoy e Gaimard, 1824) previamente alimentados com diferentes fontes lipídicas Physiological response of experimental challenge of Ichthyophthirius multifiliis (Fouquet, 1876) in jundiá (Rhamdia quelen Quoy and Gaimard, 1824) fingerlings rather fed with different lipid sources

open access: yesRevista Brasileira de Parasitologia Veterinária, 2008
Um fator limitante nas primeiras fases do cultivo do jundiá (Rhamdia quelen Quoy e Gaimard, 1824) é a presença da ictioftiríase. Os ácidos graxos poliinsaturados (PUFAs) presentes na dieta possuem uma potente atividade imuno-moduladora, e esta atividade ...
Rodrigo J. Vargas   +4 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

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