 Newer studies have focused their attention towards reducing severe hypoglycemic events, a life-threatening state in type 1 diabetes, rather than focus on removing the need for insulin injections entirely.Researchers use a mixture of highly purified enzymes (Collagenase) to isolate islets from the pancreas of a deceased donor.Collagenase solution is injected into the pancreatic duct which runs through the head, body and tail of the pancreas.