S. 1840 · 112th Congress Trisomy 21 Research Centers of Excellence Act of 2011 StageIn committee SponsorSherrod Brown Introduced2011-11-10 Latest action2011-11-10 · Introduced in Senate Follow Summary Text Subjects Cosponsors (2) Votes (0) Actions Cosponsors (2) Sheldon Whitehouse Current member Senate RI Democrat Susan Collins Current member Senate ME Republican