jul 14, 1921 - A test on dogs resulted in the discovery of insulin

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Frederick Banting used dogs, and later cows, to experiment with the pancreas and insulin to develop a treatment for diabetes. This treatment has successfully saved lives and is still highly beneficial to human, and animal, use today. The first clinical study that was proven successful influenced other researches in the past and today that animal testing is useful. It meant that in order to discover more issues pertaining to the human body, the process of experimentation on animals must be used to find liable research. The treatment was then used successfully in 1922 on a fourteen-year-old patient

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