Arsenal's former first choice goalkeeper Manuel Almunia, is one of seven players leaving, the club confirmed on Tuesday.
Arsenal have made a surprise move to sign their former goalkeeper Jens Lehmann on an emergency loan deal, British newspapers reported on Monday.
Arsenal's long injury list for their Champions League last 16 first leg match at Porto does not worry manager Arsene Wenger, he said on Tuesday.
Champions Manchester United delivered a superb display to win 3-1 at Premier League title rivals Arsenal in the Premier League on Sunday. AS Roma moved level on points with stuttering AC Milan in second spot in Italy's Serie A after a 2-1 win over bottom side Siena.
Manchester United delivered a devastating statement of Premier League intent Sunday when they beat title rivals Arsenal 3-1 at the Emirates Stadium.
Arsenal overcame a brief Blackpool fight-back to win 3-1 at Bloomfield Road and close the gap on Manchester United to seven points at the top of the Premier League on Sunday.
Arsenal manager Arsene Wenger has praised Italian rookie Vito Mannone for his impact during the Premier League club's goalkeeping crisis.
Arsenal clawed back from a two-goal deficit to draw 2-2 with Barcelona on Wednesday in a rip-roaring Champions League quarter-final first leg at the Emirates.
Arsenal striker Robin van Persie will miss the first leg of their Champions League semi-final against Manchester United with a groin strain.
Manchester City passed the first big test of their "big four" credentials on Saturday when they beat Arsenal 4-2 to make it four wins out of four while Chelsea maintained their perfect record with a 2-1 win at Stoke City.
Arsenal goalkeeper Jens Lehmann was outstanding in the FA Cup final against Manchester United.
Manager Arsene Wenger has to choose between Germany's Jens Lehmann or Manuel Almunia following the Spaniard's error-prone display at Highbury.
The German goalkeeper remains hopeful of playing at the 2006 World Cup, despite the loss of his place at Arsenal to Manuel Almunia.
27-year-old Manuel Almunia would join Arsenal subject to a brief trial at the club.