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Disadvantages Of Animals

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Animal research or animal experiment is the use of non-human animals in scientific research. Animals testing has played a crucial role to determine the safety of products such as drugs, household items, cosmetics, pesticide products etc. before applying them to humans. However, many people believe that using animals in experiments should never be used for research purpose.
According to the German Ministry of Food and Agriculture and the Federal Statistical Office, 2.798 million animals have used in Germany in 2014. Annual statistics of scientific procedures on living animals (2014). On the other hand, the welfare of animals has concentrated with the improving technology many countries try to find alternative methods to avoid using animals in scientific research. The aim of this paper is to represent the widespread use of animals in research, with a specific focus on evidence of the advantages and disadvantages of using animals in medical research.
Using animals in laboratory has well-known along the history. The first experiments go back to the ancient Greece when insulin has been discovered. Frederick Banting and Charles Best isolated the diphtheria toxin from dog's pancreas. In fact, it had been found that the urine of a dog contain sugar which indicated the connection between pancreas and diabetes. As a result, they successfully attempt to use extract of pancreas to treat diabetes. Dimitrios and Karamitsos (2011).
The use of animals will continue in the future as

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