Proliferative kidney disease in Alaskan salmonids with evidence that pathogenic myxozoans may be emerging north
11 Pág. Proliferative kidney disease (PKD) of salmonids, a chronic immunopathology caused by the myxozoan parasite Tetracapsuloides bryosalmonae, is exacerbated by increased water temperatures. PKD causes economic concerns to trout farmers and contributes to the decline of wild salmonid populations...
Published in: | International Journal for Parasitology |
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Language: | English |
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Online Access: | http://hdl.handle.net/10261/338952 https://doi.org/10.1016/j.ijpara.2020.03.010 https://api.elsevier.com/content/abstract/scopus_id/85086652479 |
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ftcsic:oai:digital.csic.es:10261/338952 2024-06-23T07:50:51+00:00 Proliferative kidney disease in Alaskan salmonids with evidence that pathogenic myxozoans may be emerging north Gorgoglione, Bartolomeo Bailey, Christyn Ferguson, Jayde A. State of Alaska Swiss National Science Foundation Gorgoglione, Bartolomeo Bailey, Christyn Ferguson, Jayde A. 2020-09 http://hdl.handle.net/10261/338952 https://doi.org/10.1016/j.ijpara.2020.03.010 https://api.elsevier.com/content/abstract/scopus_id/85086652479 en eng Elsevier Centro de Investigación en Sanidad Animal (CISA) Publisher's version https://doi.org/10.1016/j.ijpara.2020.03.010 Sí International Journal for Parasitology 50(10-11): e797-807 (2020) 0020-7519 http://hdl.handle.net/10261/338952 doi:10.1016/j.ijpara.2020.03.010 32479830 2-s2.0-85086652479 https://api.elsevier.com/content/abstract/scopus_id/85086652479 open Chum salmon Co-infections Malacosporean Myxosporean Pacific salmon Parvicapsula Sockeye salmon Tetracapsuloides bryosalmonae artículo http://purl.org/coar/resource_type/c_6501 2020 ftcsic https://doi.org/10.1016/j.ijpara.2020.03.010 2024-05-29T00:05:22Z 11 Pág. Proliferative kidney disease (PKD) of salmonids, a chronic immunopathology caused by the myxozoan parasite Tetracapsuloides bryosalmonae, is exacerbated by increased water temperatures. PKD causes economic concerns to trout farmers and contributes to the decline of wild salmonid populations in North America and Europe. The parasite occurs as far north as Norway and Iceland in Europe and was confirmed from California to southern British Columbia in the American continent. In mid-September 2011 adult chum salmon (Oncorhynchus keta) were sampled from Kantishna River, a tributary to Yukon River in Alaska. Clinical PKD was diagnosed based on the macroscopic appearance of mottled kidneys that were uniformly swollen and by the detection of tumultuous histozoic extrasporogonic and coelozoic sporogonic stages of T. bryosalmonae in renal tissue by histopathology. Archived samples provided the molecular confirmation and local strain identification, representing the first confirmed case of PKD in wild adult chum salmon, also co-infected with Parvicapsula minibicornis that represents another novel myxozoan detection in Alaska. Our investigation was extended to another case from August/September 1997, with mortality following furunculosis and ectoparasite co-infections, in sockeye salmon (Oncorhynchus nerka) pre-smolts net-pen reared in English Bay Lakes, Alaska. Immunohistochemistry on archived histological preparations confirmed T. bryosalmonae sporogonic and extrasporogonic stages, indicating a severe to resolving PKD, with concomitant Chloromyxum spp. infection. Those cases provide the first documentation that this parasite is present in Alaska and causes PKD in wild and cultured salmonids in the region. The known geographic range of T. bryosalmonae can be extended to ~267 km south of the Arctic Circle, representing the northernmost detection in America. Given the vast size of Alaska and small resident population, it is likely that T. bryosalmonae remained undetected, but more recently became evident due to the ... Article in Journal/Newspaper Arctic Iceland Yukon river Alaska Yukon Digital.CSIC (Spanish National Research Council) Arctic English Bay ENVELOPE(-84.216,-84.216,73.081,73.081) Keta ENVELOPE(-19.455,-19.455,65.656,65.656) Norway Pacific Sockeye ENVELOPE(-130.143,-130.143,54.160,54.160) Yukon International Journal for Parasitology 50 10-11 797 807 |
institution |
Open Polar |
collection |
Digital.CSIC (Spanish National Research Council) |
op_collection_id |
ftcsic |
language |
English |
topic |
Chum salmon Co-infections Malacosporean Myxosporean Pacific salmon Parvicapsula Sockeye salmon Tetracapsuloides bryosalmonae |
spellingShingle |
Chum salmon Co-infections Malacosporean Myxosporean Pacific salmon Parvicapsula Sockeye salmon Tetracapsuloides bryosalmonae Gorgoglione, Bartolomeo Bailey, Christyn Ferguson, Jayde A. Proliferative kidney disease in Alaskan salmonids with evidence that pathogenic myxozoans may be emerging north |
topic_facet |
Chum salmon Co-infections Malacosporean Myxosporean Pacific salmon Parvicapsula Sockeye salmon Tetracapsuloides bryosalmonae |
description |
11 Pág. Proliferative kidney disease (PKD) of salmonids, a chronic immunopathology caused by the myxozoan parasite Tetracapsuloides bryosalmonae, is exacerbated by increased water temperatures. PKD causes economic concerns to trout farmers and contributes to the decline of wild salmonid populations in North America and Europe. The parasite occurs as far north as Norway and Iceland in Europe and was confirmed from California to southern British Columbia in the American continent. In mid-September 2011 adult chum salmon (Oncorhynchus keta) were sampled from Kantishna River, a tributary to Yukon River in Alaska. Clinical PKD was diagnosed based on the macroscopic appearance of mottled kidneys that were uniformly swollen and by the detection of tumultuous histozoic extrasporogonic and coelozoic sporogonic stages of T. bryosalmonae in renal tissue by histopathology. Archived samples provided the molecular confirmation and local strain identification, representing the first confirmed case of PKD in wild adult chum salmon, also co-infected with Parvicapsula minibicornis that represents another novel myxozoan detection in Alaska. Our investigation was extended to another case from August/September 1997, with mortality following furunculosis and ectoparasite co-infections, in sockeye salmon (Oncorhynchus nerka) pre-smolts net-pen reared in English Bay Lakes, Alaska. Immunohistochemistry on archived histological preparations confirmed T. bryosalmonae sporogonic and extrasporogonic stages, indicating a severe to resolving PKD, with concomitant Chloromyxum spp. infection. Those cases provide the first documentation that this parasite is present in Alaska and causes PKD in wild and cultured salmonids in the region. The known geographic range of T. bryosalmonae can be extended to ~267 km south of the Arctic Circle, representing the northernmost detection in America. Given the vast size of Alaska and small resident population, it is likely that T. bryosalmonae remained undetected, but more recently became evident due to the ... |
author2 |
State of Alaska Swiss National Science Foundation Gorgoglione, Bartolomeo Bailey, Christyn Ferguson, Jayde A. |
format |
Article in Journal/Newspaper |
author |
Gorgoglione, Bartolomeo Bailey, Christyn Ferguson, Jayde A. |
author_facet |
Gorgoglione, Bartolomeo Bailey, Christyn Ferguson, Jayde A. |
author_sort |
Gorgoglione, Bartolomeo |
title |
Proliferative kidney disease in Alaskan salmonids with evidence that pathogenic myxozoans may be emerging north |
title_short |
Proliferative kidney disease in Alaskan salmonids with evidence that pathogenic myxozoans may be emerging north |
title_full |
Proliferative kidney disease in Alaskan salmonids with evidence that pathogenic myxozoans may be emerging north |
title_fullStr |
Proliferative kidney disease in Alaskan salmonids with evidence that pathogenic myxozoans may be emerging north |
title_full_unstemmed |
Proliferative kidney disease in Alaskan salmonids with evidence that pathogenic myxozoans may be emerging north |
title_sort |
proliferative kidney disease in alaskan salmonids with evidence that pathogenic myxozoans may be emerging north |
publisher |
Elsevier |
publishDate |
2020 |
url |
http://hdl.handle.net/10261/338952 https://doi.org/10.1016/j.ijpara.2020.03.010 https://api.elsevier.com/content/abstract/scopus_id/85086652479 |
long_lat |
ENVELOPE(-84.216,-84.216,73.081,73.081) ENVELOPE(-19.455,-19.455,65.656,65.656) ENVELOPE(-130.143,-130.143,54.160,54.160) |
geographic |
Arctic English Bay Keta Norway Pacific Sockeye Yukon |
geographic_facet |
Arctic English Bay Keta Norway Pacific Sockeye Yukon |
genre |
Arctic Iceland Yukon river Alaska Yukon |
genre_facet |
Arctic Iceland Yukon river Alaska Yukon |
op_relation |
Centro de Investigación en Sanidad Animal (CISA) Publisher's version https://doi.org/10.1016/j.ijpara.2020.03.010 Sí International Journal for Parasitology 50(10-11): e797-807 (2020) 0020-7519 http://hdl.handle.net/10261/338952 doi:10.1016/j.ijpara.2020.03.010 32479830 2-s2.0-85086652479 https://api.elsevier.com/content/abstract/scopus_id/85086652479 |
op_rights |
open |
op_doi |
https://doi.org/10.1016/j.ijpara.2020.03.010 |
container_title |
International Journal for Parasitology |
container_volume |
50 |
container_issue |
10-11 |
container_start_page |
797 |
op_container_end_page |
807 |
_version_ |
1802641793338048512 |