High Quality Content by WIKIPEDIA articles! Cardiovascular Cell Therapy Research Network (CCTRN) is a network of physicians, scientists, and support staff dedicated to studying stem cell therapy for treating heart disease. The CCTRN is funded by the National Institutes of Health (NIH) and includes expert researchers with experience in cardiovascular care at five stem cell centers in the United States. The goals of the Network are to complete research studies that will potentially lead to more effective treatments for patients with cardiovascular disease, and to share knowledge quickly with the healthcare community.