Midfielder Hugo Colace, sidelined since early February with a back injury, is set to return to the Barnsley squad.But Jacob Mellis and defenders Paul McShane and Jason Shackell all have hamstring problems and will undergo late fitness tests. [LNB]Reading's Matt Mills (groin) is out along with Ivar Ingimarsson and Alex Pearce, who both have thigh injuries. [LNB]Andy Griffin is also out, while Mikele Leigertwood (calf), Noel Hunt (foot) and Jobi McNuff (hamstring) are doubts. [LNB][LNB] MATCH PREVIEW Their quarter-final defeat against Manchester City ended Reading's run in the FA Cup, but their hopes of a return to the Premier League are not yet over. [LNB]The Royals are unbeaten in six league matches and are six points outside of the play-off zone, having played a game less than sixth-placed Nottingham Forest.[LNB] [LNB][LNB] Brian McDermott's men, who are yet to lose a Championship game this season after going in front, face a Barnsley team that are unbeaten in three games, but have won only one of their last eight. [LNB]Reading have been a bogey side for the Tykes in recent years. Barnsley have lost - and failed to score - in four of the last five encounters between these clubs. [LNB][LNB] MATCH FACTS Head-to-head[LNB]• Reading have won 25 and Barnsley 20 of their 59 previous encounters. [LNB]• Barnsley's last win against the Royals was in August 1996. [LNB]Barnsley[LNB]• Seventeen players have netted league goals for Barnsley this season, giving the Tykes the joint longest goalscorers list in the Championship. [LNB]• Barnsley have conceded 15 goals this season in the final 10 minutes of league games - more than any other team in the division. [LNB]• Danny Haynes is in line for his 200th career appearance. [LNB]Reading[LNB]• Reading are the only side to have both scored and conceded in all of their last six Championship matches. [LNB]• A draw would be Reading's 200th in the second tier, while a win would be the club's 100th away victory at that level. [LNB]• The Royals have scored more goals in the final 10 minutes of Championship games this season than any other team (16). [LNB]• Shane Long is one goal away from his 50th for the club. [LNB]• Brian Howard is set to face his former side.