CD Skripsi
Histopatologi Ginjal Dan Hati Ikan Jambal Siam (Pangasianodon Hypophthalmus) Yang Terinfeksi Edwardsiella Tarda
Abstract
Edwardsiella tarda is a bacterial pathogen that often attacks the internal organs of fish such as the kidney and liver. This research was conducted in April – June 2021 at the Laboratory of Fish Parasites and Diseases, Faculty of Fisheries and Marine, University of Riau. Histology were made at the Bukittinggi Veterinary (BVET). The method used is an experimental method with a completely randomized design (CRD) was of 4 treatment levels and 3 replications. The treatments applied were P0 (fish not infected with E. tarda), P1 (fish infected with E. tarda at a density of 106 CFU/mL), P2 (fish infected with E. tarda at a density of 107 CFU/mL) and P3 (fish infected with E. tarda with a density of 108 CFU/mL). Fish were reared was 8-12 cm with a density of 1 fish/3 L. Infection was carried out by intraperitoneal injection of 0.1 mL/fish. The results shown that clinical symptoms of caused of fish were exopthalmia, body surface unclear color, flaky fins, wound body surface, and bleeding. On histopathological observation, kidney and liver with different bacterial densities experienced the highest damage at 108 CFU/mL, such as necrosis, hemorhage, and hypertrophy.
Key words: Pangasianodon hypophthalmus, Histopathology, Edwardsiella tarda, Liver, Kidney
1) Student of Faculty of Fisheries and Marine, University of Riau
2) Lecturer of Faculty of Fisheries and Marine, University of RiauAbstract
Edwardsiella tarda is a bacterial pathogen that often attacks the internal organs of fish such as the kidney and liver. This research was conducted in April – June 2021 at the Laboratory of Fish Parasites and Diseases, Faculty of Fisheries and Marine, University of Riau. Histology were made at the Bukittinggi Veterinary (BVET). The method used is an experimental method with a completely randomized design (CRD) was of 4 treatment levels and 3 replications. The treatments applied were P0 (fish not infected with E. tarda), P1 (fish infected with E. tarda at a density of 106 CFU/mL), P2 (fish infected with E. tarda at a density of 107 CFU/mL) and P3 (fish infected with E. tarda with a density of 108 CFU/mL). Fish were reared was 8-12 cm with a density of 1 fish/3 L. Infection was carried out by intraperitoneal injection of 0.1 mL/fish. The results shown that clinical symptoms of caused of fish were exopthalmia, body surface unclear color, flaky fins, wound body surface, and bleeding. On histopathological observation, kidney and liver with different bacterial densities experienced the highest damage at 108 CFU/mL, such as necrosis, hemorhage, and hypertrophy.
Key words: Pangasianodon hypophthalmus, Histopathology, Edwardsiella tarda, Liver, Kidney
1) Student of Faculty of Fisheries and Marine, University of Riau
2) Lecturer of Faculty of Fisheries and Marine, University of Riau
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