Biotech Startup Claims, Genetic Reprogramming , Key to Longer Life.br 'MIT Technology Review' reports that a small br biotech firm claims the process of reprogramming br rejuvenated old mice and extended their lives.br 'MIT Technology Review' reports that a small br biotech firm claims the process of reprogramming br rejuvenated old mice and extended their lives.br The results suggest that one day humans br could turn back their biological clocks br by resetting cells to a younger state. .br The technology has attracted hundreds br of millions in investment as a potential br key to prolonging human life.br Previously, scientists have shown br that the process works on individual br cells in a laboratory setting.br Now, Rejuvenate Bio is trying to br prove that the technology can br be applied to living animals.br According to 'MIT Technology Review,' the results of br Rejuvenate Bio's paper suggest that the process br can indeed be used to extend the lives of animals.br According to Noah Davidsohn, Rejuvenate's chief scientific br officer, the company uses gene therapy to add three br powerful reprogramming genes to older mice.br The process reportedly doubled br the lives of the mice injected br with the experimental new genes.br This is a powerful technology, br and here is the proof of concept. br I wanted to show that it’s br actually something we can do br in our elderly population, Noah Davidsohn, Rejuvenate's chief scientific br officer, via 'MIT Technology Review'.br The technology has given rise to calls for caution as br whole-body rejuvenation using gene therapy is still br in very early stages and comes with huge risks.br The technology has given rise to calls for caution as br whole-body rejuvenation using gene therapy is still br in very early stages and comes with huge risks.