Researchers from the Harvard University have produced billions of human insulin producing beta cells - taking a giant leap forward in the quest to find a truly effective treatment for Type 1 diabetes.'We are now just one pre-clinical step away from the finish line'said Doug Melton Harvard professor and a Howard Hughes Medical Institute investigator.'We have given these cells three separate challenges with glucose in mice and they have responded appropriately. This was really exciting' he added.Type 1 diabetes is an auto-immune metabolic condition in which the body kills off all the pancreatic beta cells which produce the insulin needed