Responses towards eyefluke (Diplostomum pseudospathaceum) in different genetic lineages of rainbow trout
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Responses towards eyefluke (Diplostomum pseudospathaceum) in different genetic lineages of rainbow trout. / Karami, Asma M.; Duan, Yajiao; Kania, Per W.; Buchmann, Kurt.
I: PLoS ONE, Bind 17, Nr. 10, e0276895, 2022.Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt
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TY - JOUR
T1 - Responses towards eyefluke (Diplostomum pseudospathaceum) in different genetic lineages of rainbow trout
AU - Karami, Asma M.
AU - Duan, Yajiao
AU - Kania, Per W.
AU - Buchmann, Kurt
N1 - Publisher Copyright: Copyright: © 2022 Karami et al. This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.
PY - 2022
Y1 - 2022
N2 - 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. This study examined the resistance in rainbow trout Oncorhynchus mykiss towards infection with the eye fluke Diplostomum pseudospathaceum. We used genetically selected rainbow trout, carrying SNPs associated with resistance towards the parasitic ciliate Ichthyophthirius multifiliis, and exposed the fish to eye fluke cercariae. We showed that fish partly resistant to I. multifiliis were more susceptible to eye fluke invasion. The expression of immune relevant genes (encoding innate and adaptive factors) was also affected as these genotypes responded less strongly to a secondary fluke infection. The complexity of genome architecture in disease resistance towards multiple pathogens is discussed.
AB - 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. This study examined the resistance in rainbow trout Oncorhynchus mykiss towards infection with the eye fluke Diplostomum pseudospathaceum. We used genetically selected rainbow trout, carrying SNPs associated with resistance towards the parasitic ciliate Ichthyophthirius multifiliis, and exposed the fish to eye fluke cercariae. We showed that fish partly resistant to I. multifiliis were more susceptible to eye fluke invasion. The expression of immune relevant genes (encoding innate and adaptive factors) was also affected as these genotypes responded less strongly to a secondary fluke infection. The complexity of genome architecture in disease resistance towards multiple pathogens is discussed.
U2 - 10.1371/journal.pone.0276895
DO - 10.1371/journal.pone.0276895
M3 - Journal article
C2 - 36301982
AN - SCOPUS:85140862395
VL - 17
JO - PLoS ONE
JF - PLoS ONE
SN - 1932-6203
IS - 10
M1 - e0276895
ER -
ID: 325357046