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Stress factor causing death in Sambar deer (Cervus unicolor)
2018
Donny, Y. | E. Sivananthan T. | Santhi, M. | Hanis Iryani I. | Siti Aminah A. | Rozza Nadiah R. | Khairil Azman Z. A.
An adult female Sambar Deer (Cervus unicolor) at Wildlife Conservation Centre, Sungkai, Perak was found dead in the paddock after abortion. The dead foetus was found on the paddock the day before this incident. The workers at the conservation centre also reported that the doe was attacked few times prior to death by a bull of the same group. The paddock in the Sungkai Conservation Centre was under construction and it was suspected that the noise from heavy machiner y and animals being transferred into different paddocks caused further stress to the affected doe which led to abortion and death. Post-mortem lesions showed generalised congestion and haemorrhage of all vital organs including liver, heart, lungs, kidneys and spleen. Histopathology revealed all organs have evidence of generalised congestion. Cause of death in this case is failure of the body system due to generalised congestion of the vital organs due to stress factor.
显示更多 [+] 显示较少 [-]Age and sex comparison in determining baseline blood and coagulation profiles in semi-extensive rusa deer (Rusa timorensis)
2018
Abdullah, R. | Chai, I. I. | Hamzah, H. | F. , Jesse F. A. | Ho, H. W. | Hassim, H. A. | Azlan C. A. | Wahid, H.
The objective of the study was to establish the baseline values for blood and coagulation parameters in normal and healthy rusa deer (Rusa timorensis) of different ages and sexes. The samplepopulation consists of 40 rusa deer, divided into four groups of (i) juvenile males (ii) juvenile females (iii) adult males and (iv) adult females. The findings showed significant (p<0.05) higher values in erythrocyte count, calcium concentration and prothrombin time in the adult males compared to adult female rusa deer. On the other hand, the total protein concentration was significantly higher in adult females than adult male deer. No significant differences in blood or coagulation parameters were observed between sexes in the juvenile deer. Between age group, the adult deer had significantly higher mean cell volume, plasma protein and globulin concentration than juvenile rusa deer. Thus, it is necessary to take into account the age and sex of the rusa deer when using blood reference values for the diagnosis of diseases or health assessment.
显示更多 [+] 显示较少 [-]A case of septicaemic pasteurellosis in captive sambar deer, cervus unicolor
2018
Wan Norulhuda W. A. W. | Norhartini I. | Tariq J.
Septicaemic pasteurellosis is a fatal, sometimes epidemic, bacterial disease of domestic and wild animals including deer, bison, elk, and pronghorn antelope caused by Pasteurella multocida. This is the case report of septicaemic pasteurellosisin a captive sambar deer. The carcass was sent from Royal Endurance Stable, Bachok, Kelantan to the Kota Bharu RegionalVeterinary Laboratory for post-mortem. Gross examination of organs was followed by collection of specimens from lung, kidney,liver, spleen and heart for histopathology and bacterial examination. Pooled organ samples with rumen content were collected and sent to the nearest Chemistry Department for investigation. For histology, the liver, lung, spleen, kidney, and heart specimens were fixed in 10% neutral formalin, and routinely embedded in paraffin. Fivemicrometer sections were stained with H&E. Other tests such as worm and ectoparasiteidentification were conducted to identify the parasites. Post-mortem lesions revealed generalised haemorrhage in the organs.Pasteurella multocida serogroup B and E. coli were isolated from multiple tissues of the animal. Histological examination alsorevealed severe congestion and haemorhage of multiple tissues with infiltration of the inflammatory cells. The most likely mode of transmission of these bacteria is through an infected wound and into the bloodstream, thereby causing severe septicemia and death to the animal.
显示更多 [+] 显示较少 [-]Molecular identification of Rusa timorensis (javan rusa) and Rusa unicolor (sambar deer) based on mitochondrial cytochrome c oxidase subunit I (COI)
2021
Fatin Nabilah A. | Nurain Izzati S.
Locally, venison is considered as a premium and exotic meat, as it is not commonly found in fresh food markets and grocery stores. Despite its limited availability, demand is always high in its niche market, especially during festive seasons which highly escalate the price. However, as an expensive delicacy, deer meat is highly susceptible to fraudulent substitution and adulteration. Authentic deer meat are currently only recognized by consumers based on their own experience, meat texture, and taste which can be quite subjective. To assist in authenticating local deer meat in the market and protect consumers from fraudsters, Polymerase Chain Reaction (PCR) analysis can be carried out to distinguish between venison and other animal meat and products. Farmed venison in Malaysia are mostly from the species Rusa timorensis while Rusa unicolor is bred in the wild. Here, we detailed a newly developed conventional PCR method that is able to detect R. timorensis and R. unicolor based on partial mitochondrial cytochrome c oxidase subunit I (COI) in a single run, thus providing a simple and more accurate alternative in venison authentication.
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