S. 3504 · 109th Congress Stem Cell Research bill StageSigned by the president SponsorRick Santorum Introduced2006-06-13 Latest action2006-07-19 · Presented to President. Follow Summary Text Subjects Cosponsors (3) Votes (2) Actions Cosponsors (3) Jeff Sessions Former member Senate AL Republican Richard Burr Former member Senate NC Republican Sam Brownback Former member Senate KS Republican