This seems to be the peer-reviewed journal article: http://diabetes.diabetesjournals.org/content/62/5/1665.abstract http://diabetes.diabetesjournals.org/content

This seems to be the peer-reviewed journal article: http://diabetes.diabetesjournals.org/content/62/5/1665.abstract http://diabetes.diabetesjournals.org/content/62/5/1665.abstr... From reading the abstract, it seems that inhibiting the mentioned pathway prevents islet cell transplant rejection. Arguing that the same mechanism is "the root cause of type I diabetes" sound like sensationalist speculation.