11.   But she is even more excited about the prospect of someday getting new islet cells.

12.   But to treat one patient, islet cells from two or more donor pancreases had to be used.

13.   By releasing automatic doses of insulin into the blood, the implanted islet cells have kept laboratory animals with diabetes healthy for months.

14.   Chick thought islet cells gathered from the pancreas of a pig could be used in such a device because they would produce insulin similar to that of humans.

15.   Diabetetics have malfunctioning islet cells, which is why they often need extra insulin.

16.   Faustman says she still does not know where the new islet cells came from.

17.   If they could be coaxed to become islet cells, we would be able to treat every diabetic with an islet cell transplant.

18.   In diabetes, islet cells are destroyed by the immune system or fail to produce enough insulin.

19.   In five patients, blood sugar levels were elevated, an indication that the islet cells were not fully functioning.

20.   Islet cells die.