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Life Sciences

TÜBİTAK

Journal

2015

Sheep

Articles 1 - 7 of 7

Full-Text Articles in Medicine and Health Sciences

Histomorphometric And Fractal Analysis Of Femoral, Tibial, And Metatarsal Compact Bone Samples In Sheep (Ovis Aries), Goat (Capra Hircus), And Roe Deer (Capreolus Capreolus), Alexandru Gudea, Andrei Stefan Jan 2015

Histomorphometric And Fractal Analysis Of Femoral, Tibial, And Metatarsal Compact Bone Samples In Sheep (Ovis Aries), Goat (Capra Hircus), And Roe Deer (Capreolus Capreolus), Alexandru Gudea, Andrei Stefan

Turkish Journal of Veterinary & Animal Sciences

Histological sections of femur, tibia, and metatarsals originating from sheep (Ovis aries), goat (Capra hircus), and roe deer (Capreolus capreolus) were examined in this study. Our research focused mainly on the quantitative characteristics of the microstructure of these bones. The areas, perimeters, minimum and maximum diameters of the secondary Haversian units, as well as structures of the primary osteonal units were assessed using comparative statistical methods. In addition to these parameters, the present paper investigated the usefulness of fractal analysis (fractal dimension and lacunarity), a new approach that quantifies the complexity and the emptiness pattern of biological structures. Moreover, our …


The Genetic Diversity Of Both Fecb Gene And Microsatellite Gc101is Associated With Reproduction Selection In Sheep, Zhangyuan Pan, Baoyun Zhang, Wenping Hu, Ran Di, Qiuyue Liu, Xiangyu Wang, Dehua Yin, Pingqing Wang, Mingxing Chu Jan 2015

The Genetic Diversity Of Both Fecb Gene And Microsatellite Gc101is Associated With Reproduction Selection In Sheep, Zhangyuan Pan, Baoyun Zhang, Wenping Hu, Ran Di, Qiuyue Liu, Xiangyu Wang, Dehua Yin, Pingqing Wang, Mingxing Chu

Turkish Journal of Veterinary & Animal Sciences

The aims of study were to reveal the changes in genetic diversity in reproduction selection of sheep. Genetic polymorphisms of microsatellite GC101 locus and its linkage with the FecB gene were detected in Chinese local sheep (Small Tail Han and Hu sheep) and western sheep (Texel and Dorset) breeds. There was the same FecB mutation (A746G) in both Small Tail Han and Hu sheep as that in Booroola Merino ewes, but not in Texel and Dorset sheep. Seven alleles, from 192 bp to 210 bp, and 20 genotypes were detected at the GC101 locus in 447 individuals totally. The preponderant …


Prevalence Of Toxoplasma Gondii In Sheep Meats Purchased From Retailstores In Central Anatolia, Turkey, Kader Yildiz, Fatma Çi̇ğdem Pi̇şki̇n, Armağan Erdem Ütük, Sami̇ Gökpinar Jan 2015

Prevalence Of Toxoplasma Gondii In Sheep Meats Purchased From Retailstores In Central Anatolia, Turkey, Kader Yildiz, Fatma Çi̇ğdem Pi̇şki̇n, Armağan Erdem Ütük, Sami̇ Gökpinar

Turkish Journal of Veterinary & Animal Sciences

Toxoplasmosis is one of the most important foodborne parasitic diseases of humans. In particular, sheep muscles are significant sources of infection in the transmission of toxoplasmosis. Carnivorism is the most important transmission route for human populations. The aim of this study was to detect the prevalence of Toxoplasma gondii tissue cysts in sheep meats in retail stories of Turkey. A total of 250 boneless sheep meat samples were purchased from randomly selected retail stores in different locations of Ankara and Kırıkkale provinces of Turkey. The homogenized meat samples were centrifuged with Percoll dilutions. The tissue cysts were removed by pipette …


Impact Of B. Melitensis Rev-1 Vaccination On Brucellosis Prevalence, Adosinda Maria Coelho, Maria De Lurdes Pinto, Juan Garcia Diez, Ana Claudia Coelho Jan 2015

Impact Of B. Melitensis Rev-1 Vaccination On Brucellosis Prevalence, Adosinda Maria Coelho, Maria De Lurdes Pinto, Juan Garcia Diez, Ana Claudia Coelho

Turkish Journal of Veterinary & Animal Sciences

Trás-os-Montes e Alto Douro, in the northeastern region of Portugal, previously exhibited the highest brucellosis prevalence in the entire small ruminant population of Portugal. Consequently, a vaccination program of the whole population with Brucella melitensis Rev-1 was carried out from 2001 to 2004, and further compulsory Rev-1 vaccination of 3- to 6-month-old lambs and kids was carried out between 2005 and 2007. The prevalence of brucellosis decreased by 71.42% in 2004, with a 2-fold decrease occurring from 2005 to 2007. The reduction of brucellosis prevalence was statistically significant (P < 0.001) according to flock size. By species, brucellosis prevalence decreased 14.5-fold in sheep and 5.5-fold in goats in 2004. Regarding flock constitution, it decreased by 77% for pure flocks and 73% in mixed flocks in 2004. Regarding the animals involved in production, brucellosis prevalence decreased during the 7-year period. It was concluded that Rev-1 vaccination of the whole population was effective in decreasing brucellosis prevalence. These results contribute to the scarce information available regarding the effect of Rev-1 vaccination on different characteristics of flocks. They may be used to improve the efficiency of brucellosis eradication programs within livestock management.


Polymorphisms Of Ovine Prion Protein (Prp) Gene In Pramenka Sheepbreed Population In Bosnia And Herzegovina, Ervin Zecevic, Admir Dokso, Amra Kazic, Muhamed Brka Jan 2015

Polymorphisms Of Ovine Prion Protein (Prp) Gene In Pramenka Sheepbreed Population In Bosnia And Herzegovina, Ervin Zecevic, Admir Dokso, Amra Kazic, Muhamed Brka

Turkish Journal of Veterinary & Animal Sciences

Transmissible spongiform encephalopathies (TSEs) are a group of diseases that affect the nervous system and lead to death. The putative infectious agent is the host-encoded prion protein (PrP) and it appears that the development of scrapie in sheep is closely related to polymorphisms in the host PrP gene. The aim of this study was to investigate three well-known polymorphisms in exon 3 of the PrP gene (at codons 136, 154, and 171) that have a clear and significant effect on scrapie in sheep. Four other polymorphisms (at codons 145, 185, 231, and 237) that are yet undefined were also investigated. …


Genetic Relationships Among Four Turkish Sheep Breeds Using Microsatellites, Onur Yilmaz, Tamer Sezenler, Semi̇h Sevi̇m, İbrahi̇m Cemal, Orhan Karaca, Yalçin Yaman, Orhan Karadağ Jan 2015

Genetic Relationships Among Four Turkish Sheep Breeds Using Microsatellites, Onur Yilmaz, Tamer Sezenler, Semi̇h Sevi̇m, İbrahi̇m Cemal, Orhan Karaca, Yalçin Yaman, Orhan Karadağ

Turkish Journal of Veterinary & Animal Sciences

The genetic structure of 4 Turkish breeds of sheep, Gökçeada, Kıvırcık, Karacabey Merino, and Sakız (SZ), was analyzed by genotyping with 17 microsatellite markers in 250 individuals. The microsatellites showed high levels of polymorphism, with means for total and effective number of alleles per locus of 20.71 and 7.04, respectively. The average observed and expected heterozygosity values were 0.66 and 0.87, respectively. It was found that a higher level of breed admixture existed in the 4 breeds, which was an important finding. It was also found that 7.9% of genetic variation resulted from difference between the populations, whereas 92.1% resulted …


Determination Of Serum Cardiac Biomarkers And Plasma D-Dimer Levelsin Anemic Sheep With Babesiosis, Özlem Orunç Kilinç, Yaşar Göz, Nazmi̇ Yüksek, Yildiray Başbuğan, Ali̇ Bi̇lgi̇n Yilmaz, Ahmet Duran Ataş Jan 2015

Determination Of Serum Cardiac Biomarkers And Plasma D-Dimer Levelsin Anemic Sheep With Babesiosis, Özlem Orunç Kilinç, Yaşar Göz, Nazmi̇ Yüksek, Yildiray Başbuğan, Ali̇ Bi̇lgi̇n Yilmaz, Ahmet Duran Ataş

Turkish Journal of Veterinary & Animal Sciences

In this study, the cardiac effects of anemia and venous thromboembolism (VTE), reportedly caused by the hemolyzed erythrocytes occurring in sheep with babesiosis, were investigated using cardiac markers and D-dimer (DD). The study included 34 sheep: 24 infected Akkaraman sheep (1-3 years old, diagnosed with babesiosis based on clinical and laboratory findings) and a control group of 10 noninfected healthy sheep of the same breed and age. Hematocrit (Hct) levels were measured in blood obtained from both groups. Cardiac troponin I (cTnI), creatine kinase-MB (CK-MB), and aspartate aminotransferase (AST) levels were measured in serum samples. In addition, the levels of …