Roth spoke at the 2010 TED conference in February on using hydrogen sulfide to achieve suspended animation in humans as a means of increasing the success rate of cardiac surgery.[8][9] The clinical trials commissioned by the company he founded, Ikaria, were however withdrawn or terminated by August 2011.[10][11] In 2014, Roth founded Faraday Pharmaceuticals, which has produced similar trials for compounds intended to alter human metabolism.[12]
He is married to Laurie; they had two daughters and a son.[13]