DETECTION OF CO-INFECTION IN DISEASED GUPPY (POECILIA RETICULATA): TETRAHYMENA SP., MYXOBOLUS SP. AND OPPORTUNISTIC BACTERIA

The guppy (Poecilia reticulata) is one of the world's most popular freshwater aquarium fish. The present study aims to determine the cause of mortality in guppies obtained from the ornamental fish farm in Istanbul province and to detect tissue damage. Externally diseased guppies showed sloughi...

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Main Authors: Cigdem Urku, Mustafa Kemal Meydan
Format: Article
Language:English
Published: Scientific Veterinary Institute “Novi Sad” 2024-12-01
Series:Archives of Veterinary Medicine
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Online Access:https://niv.ns.ac.rs/e-avm/index.php/e-avm/article/view/379
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author Cigdem Urku
Mustafa Kemal Meydan
author_facet Cigdem Urku
Mustafa Kemal Meydan
author_sort Cigdem Urku
collection DOAJ
description The guppy (Poecilia reticulata) is one of the world's most popular freshwater aquarium fish. The present study aims to determine the cause of mortality in guppies obtained from the ornamental fish farm in Istanbul province and to detect tissue damage. Externally diseased guppies showed sloughing scales and large ulcerative skin lesions on the body surface. Bacteriological inoculation from internal organs was made onto Tryptic Soy Agar (TSA). After incubation, isolated bacteria were identified as Aeromonas hydrophila and Vibrio parahaemolyticus according to their physiological, morphological, and API 20E profile. As a result of the parasitological examination, Tetrahymena sp. and Myxobolus sp. were found on the skin and intestinal lumen of the diseased guppy, respectively. Histopathologically, cytoplasmic vacuolation in the liver, degeneration, and necrosis of the tubular epithelium and granuloma-like structure in the kidney, vacuolization of epithelial cells in the intestinal lumen, hyperplasia of the gill and Tetrahymena sp. between necrotic muscles were observed. Interestingly, Myxobolus sp. spores were only detected in the intestinal lumen. Co-infection of guppies was determined to cause severe disease with high mortality and tissue damage. The synergistic effects of pathogens may cause more damage to diseased guppies. This report is the first detailed report containing new histopathological findings of tetrahymeniosis and the first detection of Myxobolus sp. in the gut of diseased guppy in Turkey.
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spelling doaj-art-b2010af68c85432191e6a880a008c4b52025-01-19T23:28:08ZengScientific Veterinary Institute “Novi Sad”Archives of Veterinary Medicine1820-99552683-41382024-12-0117210.46784/e-avm.v17i2.379DETECTION OF CO-INFECTION IN DISEASED GUPPY (POECILIA RETICULATA): TETRAHYMENA SP., MYXOBOLUS SP. AND OPPORTUNISTIC BACTERIACigdem Urku0Mustafa Kemal Meydan1Istanbul UniversityADEC Aquarium and RAS Turnkey Systems The guppy (Poecilia reticulata) is one of the world's most popular freshwater aquarium fish. The present study aims to determine the cause of mortality in guppies obtained from the ornamental fish farm in Istanbul province and to detect tissue damage. Externally diseased guppies showed sloughing scales and large ulcerative skin lesions on the body surface. Bacteriological inoculation from internal organs was made onto Tryptic Soy Agar (TSA). After incubation, isolated bacteria were identified as Aeromonas hydrophila and Vibrio parahaemolyticus according to their physiological, morphological, and API 20E profile. As a result of the parasitological examination, Tetrahymena sp. and Myxobolus sp. were found on the skin and intestinal lumen of the diseased guppy, respectively. Histopathologically, cytoplasmic vacuolation in the liver, degeneration, and necrosis of the tubular epithelium and granuloma-like structure in the kidney, vacuolization of epithelial cells in the intestinal lumen, hyperplasia of the gill and Tetrahymena sp. between necrotic muscles were observed. Interestingly, Myxobolus sp. spores were only detected in the intestinal lumen. Co-infection of guppies was determined to cause severe disease with high mortality and tissue damage. The synergistic effects of pathogens may cause more damage to diseased guppies. This report is the first detailed report containing new histopathological findings of tetrahymeniosis and the first detection of Myxobolus sp. in the gut of diseased guppy in Turkey. https://niv.ns.ac.rs/e-avm/index.php/e-avm/article/view/379Aeromonas hydrophilaguppyhistopathologyMyxobolus sp.Tetrahymena sp.Vibrio parahaemolyticus
spellingShingle Cigdem Urku
Mustafa Kemal Meydan
DETECTION OF CO-INFECTION IN DISEASED GUPPY (POECILIA RETICULATA): TETRAHYMENA SP., MYXOBOLUS SP. AND OPPORTUNISTIC BACTERIA
Archives of Veterinary Medicine
Aeromonas hydrophila
guppy
histopathology
Myxobolus sp.
Tetrahymena sp.
Vibrio parahaemolyticus
title DETECTION OF CO-INFECTION IN DISEASED GUPPY (POECILIA RETICULATA): TETRAHYMENA SP., MYXOBOLUS SP. AND OPPORTUNISTIC BACTERIA
title_full DETECTION OF CO-INFECTION IN DISEASED GUPPY (POECILIA RETICULATA): TETRAHYMENA SP., MYXOBOLUS SP. AND OPPORTUNISTIC BACTERIA
title_fullStr DETECTION OF CO-INFECTION IN DISEASED GUPPY (POECILIA RETICULATA): TETRAHYMENA SP., MYXOBOLUS SP. AND OPPORTUNISTIC BACTERIA
title_full_unstemmed DETECTION OF CO-INFECTION IN DISEASED GUPPY (POECILIA RETICULATA): TETRAHYMENA SP., MYXOBOLUS SP. AND OPPORTUNISTIC BACTERIA
title_short DETECTION OF CO-INFECTION IN DISEASED GUPPY (POECILIA RETICULATA): TETRAHYMENA SP., MYXOBOLUS SP. AND OPPORTUNISTIC BACTERIA
title_sort detection of co infection in diseased guppy poecilia reticulata tetrahymena sp myxobolus sp and opportunistic bacteria
topic Aeromonas hydrophila
guppy
histopathology
Myxobolus sp.
Tetrahymena sp.
Vibrio parahaemolyticus
url https://niv.ns.ac.rs/e-avm/index.php/e-avm/article/view/379
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AT mustafakemalmeydan detectionofcoinfectionindiseasedguppypoeciliareticulatatetrahymenaspmyxobolusspandopportunisticbacteria