Results 41 to 50 of about 4,503 (228)

Lipopeptide surfactant killing of Ichthyophthirius multifiliis: Mode of action [PDF]

open access: yesAquaculture Reports, 2023
The lipopeptide SPH6 isolated from the bacterial strain Pseudomonas H6 has surfactant properties and shows a lethal effect on all external stages of the problematic gill parasitic ciliate Ichthyopthirius multifiliis. The mode of action has remained enigmatic, but in the present study we have elucidated the mechanisms. I.
Moonika Haahr Marana   +3 more
openaire   +3 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

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

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

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

Respostas hematológicas de Arapaima gigas (Pisces: Arapaimidae) parasitados naturalmente por protozoários e metazoários. [PDF]

open access: yes, 2017
O presente estudo comparou os parâmetros sanguíneos de Arapaima gigas Schinz, 1822 de cultivo, parasitados por uma espécie de protozoário e três espécies de helmintos.
BORGES, M.   +4 more
core   +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

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