iScienceTimes.com | SDSU Announces Heart Research Breakthrough KGTV San Diego SAN DIEGO -- Researchers from San Diego State University's Heart Institute rejuvenated damaged cardiac tissue removed from older heart-failure patients, using modified stem cells, the university announced Thursday. » Sign Up For Breaking News Alerts ... SDSU researchers use stem cells to repair damaged heart tissue Heart cells rejuvenated by enhancing telomerase in cardiac stem cells Study: Modified stem cells help rejuvenate heart cells |