Refinar búsqueda
Resultados 21-30 de 90
Eperythrozoonosis (Mycoplasma sp.) in Malaysian Pangolin
2014
Chandrawathani P. | Faizal H. | Erwanas A. I. | Lily Rozita | Jamnah O. | Ramlan M. | Premaalatha B.
The Malaysian Pangolin (Manis javanica) is an endangered species,
but is widely hunted for its medicinal value in body parts. A total of sixteen pangolins were screened for blood protozoa and six
pangolins were confi rmed to be positive for eperythrozoonosis infection based on morphology from blood smears stained with 8% Giemsa. The causative organism, Eperythrozoon sp., with a size of 0.3 μm were observed under a compound microscope at 100× magnification on the surface of red blood cells as blue coloured dots. This is the fi rst report of Eperythrozoon infection from pangolins in Malaysia. Further identifi cation using polymerase chain reaction (PCR) is necessary to confi rm E. ovis or wenyonii,
which is uncultivatable in artifi cial media.
Mostrar más [+] Menos [-]Seroprevalence of Toxoplasma gondii in Malaysian cattle
2011
Rahman W. A. | Manimegalai V. | Chandrawathani P. | Nurulaini R. | Zaini C. M. | Premaalatha B.
One hundred and sixteen cattle sera were randomly selected from 17
farms in five different states of Malaysia (Perak, Terengganu, Johor, Melaka and Sabah). All serum samples were tested by Indirect Flourescent Antibody Test (IFAT) using specific conjugates (from MRD). The results showed that only 2.6% were positive for Toxoplasma gondii.
Mostrar más [+] Menos [-]An Ornithobacterium rhinotracheale (ORT) suspected out break of poultry in Karachi [Pakistan]
2003
Khawaja, D.A. | Saeed, Z. | Butt, T.M. (Veterinary Research Inst., Lahore (Pakistan))
This study was carried out for investigation of an outbreak in Karachi. A disease outbreak in poultry was reported during April, 2000 in Karachi. The main symptoms included respiratory distress, sneezing and gasping. Autopsy of dead birds showed tracheitis, air-sacculitis and involvement of lungs. The morbid material was collected for processing in the laboratory. During the investigation for isolation of pathogenic bacteria or virus, Ornithobacterium rhinotracheale was isolated on 5% sheep blood agar plates in an atmosphere containing 5-10% CO2 at 37 degree C and identified through biochemical and fermentation tests. A Lasota like virus was also isolated from the same material which showed HA activity but was found negative to Avian Influenza virus against known Avian Influenza serum. The isolated virus was sent to Central Veterinary Laboratory, Weybridge, U.K. which confirmed it to be Lasota virus having comparatively high Intracerebral Pathogenicity Index (ICPI) as 0.90. Attempts for the transmission of the disease in susceptible healthy broiler chicks was successful through aerosol route using combination of inoculum of the isolated bacteria and virus. On post-mortem of infected birds air- sacculitis, tracheitis and unilateral pneumonia were noticed. Again ORT and NDV were isolated from the material harvested from these chicks. According to the observations of these experiments, it was concluded that the isolated ORT had a triggering effect on Lasota virus or vice versa. The environmental temperature and other stress factors might have aggravated the disease problem.
Mostrar más [+] Menos [-]Assessment of cattle owners' perceptions and expectations, and identification of constraints on production in a peri-urban, resource-poor environment
1999
Dreyer, K. | Fourie, L.J. | Kok, D.J. (Orange Free State Univ., Bloemfontein (South Africa). Dept. of Zoology and Entomology)
Enhancement of cell-mediated immunity by administration of plasma protein in pigs-(1)-Proportion of leukocyte subpopulations and cells expressing adhesion molecules in peripheral blood
1994
Yang, C.K. (Thaihan Industry Company, Seoul (Korea Republic). Veterinary Diagnostic Laboratory) | Kim, S.J. (Konkuk University, Seoul (Korea Republic). Department of Veterinary Medicine) | Moon, J.S. | Jung, S.C. | Park, Y.H. (Rural Development Administration, Anyang (Korea Republic). Veterinary Research Institute)
Enhancement of cell-mediated immunity by administration of plasma protein in pigs-(2)-Proportion of T lymphocyte subpopulations and cells expressing MHC class 1, 2 molecules in peripheral blood
1994
Yang, C.K. (Thaihan Industry Company, Seoul (Korea Republic). Veterinary Diagnostic Laboratory) | Kim, S.J. (Konkuk University, Seoul (Korea Republic). Department of Veterinary Medicine) | Moon, J.S. | Jung, S.C. | Park, Y.H. (Rural Development Administration, Anyang (Korea Republic). Veterinary Research Institute)
Comparison of enzyme cytochemical activities between rosetted cells in peripheral blood of Korean native cattle
1997
Kim, N.S. | Seo, Y.W. (Chung Bu Branch of the Kang Won-Do Veterinary Service Laboratory, Wonju (Korea Republic)) | Song, H.J. (Chonbuk National University, Chonju (Korea Republic). College of Veterinary Medicine) | Kim, S.J. (Kon-Kuk University, Seoul (Korea Republic). Department of Veterinary Medicine)
Effect of Euonymus alatus and Ulmus clavidiana var japonica on the immune system
1994
Kim, J.M. | Cho, J.G. | Jung, Y.M. | Park, T.W. (Chonbuk National University, Chonju (Korea Republic). College of Veterinary Medicine) | Choi, M.S. (Kunsan National University, Kunsan (Korea Republic). College of Ocean Science and Technology)
Porcine reproductive and respiratory syndrome virus: morphological, biochemical and serological characteristics of Quebec isolates associated with acute and chronic outbreaks of porcine reproductive and respiratory syndrome
1994
Mardassi, H. | Athanassious, R. | Mounir, S. | Dea, S.
Ассоциативные паразитозы лошадей Полесского государственного радиационно-экологического заповедника
2010
Makovskij, E.G., Vitebsk State Academy of Veterinary Medicine (Belarus) | Stasyukevich, S.I., Vitebsk State Academy of Veterinary Medicine (Belarus) | Sinyakov, M.P., Vitebsk State Academy of Veterinary Medicine (Belarus) | Petrukovich, V.V., Vitebsk State Academy of Veterinary Medicine (Belarus) | Penkevich, V.A., Polesye State Radiation Ecological Reserve (Belarus)
In the conditions of the Republic of Belarus there was analyzed fauna of parasites of gastro-intestinal tract and natural resistance of horses in the conditions of Polesye State Radiation Ecological Reserve. There were worked the most efficient antihelminthic compounds. Analysis of helminthological state showed that extensiveness helminthic and gastrophilosis invasion of horses was at a high level. In this regard the nematodosis and gastrophilosis (Gastrophilus intestinalis) invasions prevailed. In mature and growing horses there was marked the dominance of nematode worms of Strongylidae / Trichonematidae families (78,9-83,8%) and Gasterophilidae (95,8%). Next, at growing horses there were stated nematodes Strongyloides westeri and cestoid worms of Anoplocephalidae family, at mature horses – of Gasterophilidae, Parascaris equorum and Oxyuris equi families. The following antihelminthic compounds ans preparations showed the best efficiency: Univerm; Avermektin paste 1%; Fenbendazoli, Rivertin 1%.
Mostrar más [+] Menos [-]