Conversely, other studies suggest that CFTR may not be expressed in human pancreatic endocrine cells (6) CFRD has been associated with the typical microvascular complications of diabetes mellitus, albeit with different prevalence from type 1 and type 2 diabetes (7–10): retinopathy and microalbuminuria are diagnosed in about 15% of adults with CFRD, while neuropathy and gastroparesis can be detected in more than 50% of them. The gene discussed is CFTR; the disease is cystic fibrosis-related diabetes.