DIABETES: CLOSER TO A CURE.Canadian researchers have found a new way to help the human body produce its own insulin--bringing researchers one step closer to eliminating the need for insulin injections in the treatment of Type 1 diabetes type 1 diabetes n. See diabetes mellitus. . In a groundbreaking study, Dr. James Shapiro and his team from the University of Alberta in Edmonton, Canada, report that a pancreatic-cell transplant technique was successfully used to free seven diabetic patients from insulin. All needed multiple insulin injections a day before the study. "My life has totally changed," said Robert Teskey, a Type 1 diabetic who is one of the recipients of the new treatment and no longer requires insulin injections. "Gone is the need to think about how much insulin to take at every meal. Gone is the need to test my blood endlessly. Gone is the need to mentally calculate the nutritional and, particularly, the complex carbohydrate complex carbohydrate n. A polysaccharide consisting of a chain of glucose molecules; starch. and simple-sugar content of every meal or snack. Most of all, gone is the fear of an incapacitating in·ca·pac·i·tate tr.v. in·ca·pac·i·tat·ed, in·ca·pac·i·tat·ing, in·ca·pac·i·tates 1. To deprive of strength or ability; disable. 2. To make legally ineligible; disqualify. insulin reaction." The procedure, now known as the Edmonton protocol, involves injecting pancreas islet cells from organ donors into the liver through the portal vein portal vein n. A wide short vein that is formed by the superior mesenteric and splenic veins behind the pancreas, ascends in front of the inferior vena cava, and divides into right and left branches that ramify within the liver. . The cells settle in the liver and begin producing insulin that controls blood sugar levels. Recipients are prescribed a unique, steroid-free combination of drugs designed to prevent rejection of transplanted islet cells and possibly prevent the autoimmune diabetes from returning. The success builds on substantial achievements by University of Alberta researchers. Dr. Ray Rajotte, director of the Islet islet /is·let/ (-lit) an island. islets of Langerhans irregular microscopic structures scattered throughout the pancreas and comprising its endocrine portion. Transplantation Group, carried out the first clinical islet transplants in Canada in 1989. "This is a dream come true after 28 years of research in islet cell transplantation Islet transplantation is the transplantation of isolated islets from a donor pancreas and into another person. It is an experimental treatment for type 1 diabetes mellitus. ," says Dr. Rajotte. For more on this exciting research, see the next issue of The Saturday Evening Post and visit the Web site www.immunetolerance.org. |
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