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Capsular serogroup of Pasteurella multocida isolated in VRI, Malaysia from year 2014 to 2016
2017
Khoo, E. | Siti Nor Hanani R. | Fhitri M. | Rosnah Y. | Nafizah M. | Noormah M. A. | Khoo, L. L. | Roseliza R. | Saifu Nazri R. | Zamila Z.
A total of 65 Pasteurella multocida were isolated and identified from various animal’s samples received by Veterinary Research Institute (VRI) during the period of 2014 to 2016. These animals comprises of cattle, goat, pig, chicken, duck and rabbit. The serogroup of Pasteurella multocida were carried out using designation system of Carter’s capsular typing and molecular serogrouping method. Based on cases submitted to VRI, the prevalence of pasteurellosis in Malaysia ranging from 1.0% to 3.2% (2014 to 2016). It is low compared to previous reports and the pattern of predominant serogroups and animal hosts were found to be changing every year. In 2014, 80% (12/15) of the isolates were Pasteurella multocida Carter’s type D where all were isolated from goats. In 2015, the predominant serogroup changed to Pasteurella multocida Carter’s type A with a prevalence rate of 40.6% (13/32) which were mostly isolated from duck and cattle. While for Pasteurella multocida Carter’s type D, the prevalence in 2015 reduced to 21.9% (7/32) compared to the previous year and it was isolated from various animal species. Interestingly, in 2015 there was one isolate of Pasteurella multocida Carter’s type B isolated from goat with no reported history of outbreak. In 2016, the prevalence of Pasteurella multocida Carter’s type A increased to 72.2% (13/18), with a high percentage (92.3%) infection in young calves showing clinical signs with high mortality and morbidity in infected farms. Furthermore, during these 3 years of study, 3 isolates of Pasteurella multocida serogroup F were also identified each from pig, goat and chicken, respectively. In conclusion, this study revealed that pasteurellosis had become sporadic in Malaysia and the distribution of serogroups were diverse in all species of animal with no definitive host.
Mostrar más [+] Menos [-]Identification of Toxocara vitulorum eggs in a calf
2012
Saudah S. | Norhamizah A. H. | Fazly Ann Za
Prevalence of lameness and metabolic disorders in endurance horses
2012
Lawan A. | Noraniza M. A. | Rasedee A. | Bashir A.
This study was carried out to investigate the prevalence of equine
lameness and metabolic disorders in endurance horses during an endurance race. Out of 67 horses that participated in the race, 19 horses completed the race successfully without any derangement while 48 horses were eliminated from the race for various disorders. Fifty-three (53.73%) percent of these horses had metabolic disorders and
17.91% were eliminated due to lameness. The study showed that the highest number of endurance horses that were eliminated were due to metabolic disorders followed by lameness. These findings may assist veterinarians in designing laudable measures in the management and
conditioning protocols of endurance horses during training and further prevent the morbidity and mortality during endurance races.
Mostrar más [+] Menos [-]The effects of mixed infection of strongyles in experimental animals in the Veterinary Research Institute
2014
Chong, K. L. | Ng, Agnes W. S. | Ramlan M. | Zaini C. M. | Premaalatha B. | Chandrawathani P. | Lily Rozita M. H. | Erwanas A. I. | Lee, C. H.
This paper reports the relationship between mixed infections ofstrongyles with fecal egg count (FEC), packed cell volume (PCV) of the blood and FAMACHA in experimental sheep in VRI. The third larval stage (L3) of strongylid nematode were fed orally to two experimental sheep. Each animal was given 3 ml L3 or equivalent to 3000 larvae. Faecal samples were then collected weekly for a 10 week duration. The FAMACHA scale for anemia estimation was used and blood collection through ear tip was also done twice a week to measure the packed cell volume (PCV) of the blood. The results show that the PCV decreases while faecal egg counts increase over the study period.The FAMACHA scale also increases with time indicating a progressive anemia with the decreasing PCV. As helminth infections are common in small ruminants, the effects of anemia are critical parameters to be monitored in any flock as this will determine its productivity in terms of mortality and morbidity.
Mostrar más [+] Menos [-]Critical diseases diagnosed in small ruminants in Perak, Malaysia: the role of management in disease outbreaks in the hot tropics
2013
Quaza Nizamuddin N. M. | Muhamad Hazmi Y. | Erwanas A. | Norazura A. H. | Ainani A. | Zawida Z. | Azfarina Z. | Mohamad Bohari J. | Ramlan M. | Chandrawathani P. | Abdul Sukor S. | Norhafiza H. | Roshalinda D.
The small ruminant industry in Malaysia is plagued by several significant problems related to health and management. Due to the hot, wet tropical climate, parasitic, bacterial and viral diseases are rampant and conveniently spread and enhanced by poor management. The Veterinary Research Institute has initiated a working group to
identify and control critical diseases in small ruminants as an educational cum advisory programme for farmers on the lower economic rung so that productivity and profits may be heightened. Farms are attended to base on the complaint of high mortality and morbidity, whereby a complete and holistic approach to disease control is taken. All the farms sampled were in the vicinity of the laboratory
that is within 150 km radius. Samples collected were faeces, blood (serum and whole blood) and nasal swabs as well as water and feed samples. A questionnaire on the management practices as well as
history of the farm was recorded. Tests on all samples were conducted according to routine procedures. Results from this study
on 7 farms involving 175 goats and sheep revealed that the common parasitic diseases encountered are helminthiasis, coccidiosis and blood protozoans. More than 80% of the animals showed strongyle and coccidial infections. The prominent bacterial infections are Caseous Lymphadenitis (34.3%), Brucellosis (Brucella melitensis), Leptospirosis (1.7%), Melliodosis and QFever whereas the viral diseases are Caprine Arthiritis Encephalitis (1.1%) and Blue Tongue (15.4%). Early detection for these diseases is critical so that production losses can be minimised. Poor nutrition and hygiene is a contributing factor for the high incidence of disease in small
ruminants. Farmer awareness on latest farming methods and services provided also contributes to general wellbeing of animals. One of the outcomes of this programme is to create awareness and getting farmers to be independent and confident in problem solving with regards to management and disease in their herds.
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