The Panthers have signed unrestricted free agent cornerback D.J. Moore.The 5-foot-9, 180-pound Moore played in 13 games with two starts for the Chicago Bears last season and had 29 tackles and two interceptions. He served as the Bears nickel back for a portion of the season.Carolina announced the move Tuesday. Moore, 25, received a one-year contract but financial terms weren't disclosed.He's played all four seasons in Chicago after being selected in the fourth round in 2009. He's played in 43 games with three starts tallying 133 tackles and 10 interceptions, including two touchdown returns.Moore could potentially replace nickel back Captain Munnerlyn, an unrestricted free agent who's exploring the free agent market.Moore is a native of Spartanburg, S.C., where the Panthers hold their annual training camp.