Part 1 of Essay
Each year 13 thousand people are diagnosed with diabetes, and Until about 75 years ago, the form of diabetes that usually strikes children and young adults was invariably lethal. As you can see diabetes is a serious problem. In the past scientist have tried extracting insulin from animals and most people assumed daily i ....

Part 2 of Essay
.... had direct contact with blood. The results were had the scientist encouraged. Their patients were given 400 thousand islets, but they did not produce enough insulin to enable the patients to stop taking injections. In 1990, 145 patients had received islet transplants. In most patients the islets had not been able to control blood sugar levels or had lost some of their activity in the three years. The islets had been performing at maximum capacity and had become exhausted. They decided that is enough islets a ....