نتایج جستجو برای: wild sheep
تعداد نتایج: 199554 فیلتر نتایج به سال:
An epidemiological and molecular survey on the occurrence of Echinococcus hydatid cysts in livestock was conducted in Greece. In total 898 sheep, 483 goats, 38 buffaloes, 273 wild boars and 15 deer were examined and 30.2% (6.45% cyst fertility), 7.86% (3.2% cyst fertility), 42% (7.9% cyst fertility), 1.1% (0% cyst fertility), 0% of them were found infected, respectively. Infection rate in diffe...
AIM This study is part of an active surveillance program for monitoring animal health status in endangered species, and was conducted to screen captive Barbary sheep (Ammotragus lervia) for hemoplasma infection. MATERIALS AND METHODS A total of 12 blood samples were collected, DNA extracted and further tested by a pan-hemoplasma polymerase chain reaction protocol. RESULTS Animals were clini...
Gastrointestinal helminths can have a detrimental effect on the fitness of wild ungulates. Arctic and Subarctic ecosystems are ideal for the study of host-parasite interactions due to the comparatively simple ecological interactions and limited confounding factors. We used a unique dataset assembled in the early seventies to study the diversity of gastrointestinal helminths and their effect on ...
We have investigated the role of vif in maedi-visna virus (MVV), a lentivirus of sheep, by studying in vitro replication of vif-deleted MVV in several cell types, and the effects of vif deletion on in vivo infection. By measuring RT activity, we found that in comparison to wild-type MVV, growth of vif-deleted MVV was similar in fetal ovine synovial (FOS) cells, highly attenuated in sheep choroi...
the aim of present experiment was to investigate the feeding value of wild pistachio leaf (khinjuk leaf, kl) for arabi sheep. the digestibility and fermentation of diets containing different amounts of khinjuk (0, 5, 10, 15, 20, 25 and 30%) were measured. then, the effect of presence of kl in the diet and its tannin content on the digestibility of alfalfa hay (alfa), wheat straw (ws) and soybea...
the fecb, a mutation in the bone morphogenetic protein receptor ib (bmpr-ib) gene, which increases the fecundity of booroola merino sheep, and fecgh, a mutation in the growth and differentiation factor 9 (gdf9), which affects the fecundity of cambridge and belclare sheep in a dose sensitive manner, were analyzed as candidate genes associated with the prolificacy in rayini goats. these polymorph...
background: fasciolosis is a well known parasitic disease of animals with public health importance. in rasht and bandar-anzali, in gilan province, where experienced two large human fasciolosis outbreaks, no update information is available on animal fasciolosis. paucity of information on animal fasciolosis in these regions and its possible impacts on human fasciolosis called us for carrying o...
Caseous Lymphadenitis (CL) is an infectious chronic disease that affects sheep and goats, worldwide distribution, caused by Corynebacterium pseudotuberculosis which leads to formation of granulomas in superficial lymph nodes and some internal organs. A naturally attenuated strain of C. pseudotuberculosis, called T1was recently isolated, showing considerable promise as likely immunogen in initia...
Evidence for bovine viral diarrhea virus (BVDV) infection was detected in 2009-2010 while investigating a pneumonia die-off in Rocky Mountain bighorn sheep (Ovis canadensis, canadensis), and sympatric mountain goats (Oreamnos americanum) in adjacent mountain ranges in Elko County, Nevada. Seroprevalence to BVDV-1 was 81% (N = 32) in the bighorns and 100% (N = 3) in the mountain goats. Serosurve...
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