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Full-Text Articles in Veterinary Medicine

The Outbreak Of Koi Herpesvirus (Khv) In Koi (Cyprinus Carpio Koi) From Chiang Mai Province, Thailand, Surachai Pikulkaew, Tongkorn Meeyam, Wijit Banlunara Mar 2009

The Outbreak Of Koi Herpesvirus (Khv) In Koi (Cyprinus Carpio Koi) From Chiang Mai Province, Thailand, Surachai Pikulkaew, Tongkorn Meeyam, Wijit Banlunara

The Thai Journal of Veterinary Medicine

Twenty-two sick koi with cumulative mortality showed clinical signs of depression, brachial hemorrhage and necrosis, focal hemorrhage, pale patches and ulcers on the skin. Clinical examination showed the heavy infection by opportunistic organisms such as Dactylogyrus sp., Gyrodactylus sp. and Saprolegnia sp. of the skin, gill and fins. Histopathologically, the gill showed severe acute diffuse necrosis of the branchial epithelial cells and severe diffuse lymphocytic-monocytic interstitial nephritis with necrosis of the tubular epithelial cells were predominantly found in most sick fish. The presence of homogeneous pale basophilic intranuclear viral inclusions was observed. Transmission electron microscopy showed herpesvirus-like particles in the …


Evaluation Of Aflatoxicosis In Hens Fed With Commercial Poultry Feed, Dharumadurai Dhanasekaran, Annamalai Panneerselvam, Nooruddin Thajuddin Jan 2009

Evaluation Of Aflatoxicosis In Hens Fed With Commercial Poultry Feed, Dharumadurai Dhanasekaran, Annamalai Panneerselvam, Nooruddin Thajuddin

Turkish Journal of Veterinary & Animal Sciences

The effect of aflatoxin in the growth of hens was histopathologically analyzed. Mycotoxigenic fungi were isolated and characterized as Aspergillus flavus and Aspergillus niger. The aflatoxin was extracted from Aspergillus flavus and their impact on the growth pattern of hens was evaluated. The histopathological analysis reveals that more lesions were found in the vital organs of hens in comparison with the control chick group. In the present study, it is concluded that the quality of poultry feed plays the most important role in a poultry farm. It is suggested that the use of chicks resistant to aflatoxicosis will help in …


Nor98 Scrapie Identified In The United States, Christie M. Loiacono, Bruce V. Thomsen, S. Mark Hall, Matti Kiupel, Diane Sutton, Katherine I. O'Rourke, Bradd Barr, Lucy Anthenill, Delwyn Keane Jan 2009

Nor98 Scrapie Identified In The United States, Christie M. Loiacono, Bruce V. Thomsen, S. Mark Hall, Matti Kiupel, Diane Sutton, Katherine I. O'Rourke, Bradd Barr, Lucy Anthenill, Delwyn Keane

Other Publications in Zoonotics and Wildlife Disease

A distinct strain of scrapie identified in sheep of Norway in 1998 has since been identified in numerous countries throughout Europe. The disease is known as Nor98 or Nor98-like scrapie, among other names. Distinctions between classic scrapie and Nor98 scrapie are made based on histopathology and immunodiagnostic results. There are also differences in the epidemiology, typical signalment, and likelihood of clinical signs being observed. In addition, sheep that have genotypes associated with resistance to classic scrapie are not spared from Nor98 disease. The various differences between classic and Nor98 scrapie have been consistently reported in the vast majority of cases …