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";s:4:"text";s:2597:"These animals and methods include: Frogs: in 1952 cloning of frogs through nuclear transfer. While the disease is … Bovine tuberculosis is a disease that affects cows, but can also be transmitted to human beings and other animals. Transgenic cows produce proteins in their milk. This research proved to the scientists that transgenic technologies could be used to alter milk composition in cows. In the future, modified milk from transgenic cows could be used to: benefit animal health, for example, by improving growth and survival of calves; prevent animal diseases, such as mastitis; make milk with human health benefits; assist milk processing into dairy products… In this, the udder cells from a 6-year-old Finn Dorset white sheep were injected into an unfertilized egg from a Scottish Blackface ewe, which had its nucleus removed. From: Mucosal Immunology (Fourth Edition), 2015 Explore topics. However, it’s only expressed in mammary tissue. The extra gene ( transgene) is present in every cell in the transgenic cow. Dolly the sheep: 1994, first mammal cloned from a somatic cell nuclear transfer. Dolly the sheep was the first mammal to be cloned from an adult cell. Following are the examples of transgenic animals: Dolly Sheep. Examples of transgenic animals. Here gene transfer through Ti plasmid vector is taken as an example: Interspecific gene transfer are now possible through genetic engineering. There are a history of animal cloning studies that have been conducted on different animals. For example, transgenic dairy cows expressing lysostaphin (an antimicrobial) in their milk show greater resistance to the mastitis-causing bacteria S. aureus. Rationales for the genetic engineering of farm animals include improving the nutritional value of meat, milk, and eggs; making animals resistant to veterinary diseases such as mastitis and mad cow disease; and producing human pharmaceuticals in the milk of transgenic cows, goats, or rabbits. This means that the transgene ’s protein will only be found in the cow’s milk and can only be extracted from there. Mastitis is a common bacterial infection that can lead to severe health problems in cows. Examples of Transgenic Animals. Transgenic cattle have been generated by transferring a human artificial chromosome vector carrying the entire unrearranged, human Ig heavy (hIGH) and κ-light (hIGK) chain loci to bovine fibroblasts in which two endogenous bovine IgH chain loci were inactivated (Kuroiwa et al., 2009). Ti plasmid (tumour inducing) from the soil bacterium Agrobacterium tumefaction’s is effectively … ";s:7:"keyword";s:22:"transgenic cow example";s:5:"links";s:585:"Northrim Bank, Hotels In Windsor, England, Prince Of Egypt Live Action, Ophanim Pronunciation, How To Build A Rolling Stage Platform, ";s:7:"expired";i:-1;}