Transfer gossip: Oxlade-Chamberlain, Aguero, Costa, Gayle, Zeegelaar

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Transfer news (12:30 BST update)

Liverpool have been given the green light to sign Arsenal midfielder Alex Oxlade-Chamberlain, 24. (Daily Mirror)

Oxlade-Chamberlain is viewed as a suitable alternative if Liverpool cannot negotiate the signing of Monaco's France midfielder Thomas Lemar, 21. (Liverpool Echo)

Atletico Madrid president Enrique Cerezo says he is "optimistic" the club will re-sign Spain striker Diego Costa, 28, from Chelsea. (Daily Telegraph)

Newcastle United have received a £15m offer from Championship club Fulham for striker Dwight Gayle, 26. (Chronicle)

Watford are set to make a late move to sign Sporting Lisbon's Dutch left-back Marvin Zeegelaar, 27, whose career includes a loan stint at Blackpool. (Watford Observer)

07:00 BST

Tottenham are close to signing 19-year-old Argentina Under-20 defender Juan Foyth from Estudiantes for £8m and are still trying to push through the £23m signing of Paris St-Germain right-back Serge Aurier, 24. (Guardian)

Liverpool have agreed to sell 25-year-old Brazil midfielder Philippe Coutinho to Barcelona in deal worth 160m euros (£148m). (Yahoo Sports)

Although Liverpool CEO Peter Moore appeared to suggest in a tweet that Coutinho will not be sold before Thursday's transfer deadline. (Liverpool Echo)

Arsenal could be tempted to sell forward Alexis Sanchez, 28, if the deal is good enough, according to the Daily Mirror's chief football writer John Cross. (BBC Radio 5 live)

Manchester City have had a £50m bid for Chile forward Sanchez turned down. (Sun)

City are using England winger Raheem Sterling, 22, as bait in an attempt to seal a £75m deal for Sanchez. (Daily Star)

Inter Milan have made a new offer to Arsenal for 25-year-old Germany centre-back Shkodran Mustafi. (Sky Sports)

Tottenham are considering whether to delay their move for Everton midfielder Ross Barkley because of the 23-year-old's injury problems. (London Evening Standard)

West Brom's 29-year-old centre-back Jonny Evans would turn down a move to Arsenal because he wants to join Manchester City. (Daily Mail)

The Baggies are set to sign 27-year-old Polish midfielder Grzegorz Krychowiak from Paris St-Germain. (Sun)

West Brom will also secure the £7m signing of Arsenal full-back Kieran Gibbs, 27, in the next 24 hours. (Daily Mirror)

Southampton defender Virgil van Dijk, 26, is still hopeful of a move to Liverpool, although Arsenal and Premier League champions Chelsea could make late bids. (Independent)

Crystal Palace will back manager Frank de Boer with three big signings. (Daily Star)

Stoke City want to sign Manchester City midfielder Fabian Delph, 27, and are prepared to offer £12m for the player who cost City £8m from Aston Villa two years ago. (Daily Telegraph)

Newcastle United manager Rafael Benítez is willing to sell 26-year-old striker Dwight Gayle for £18m. (Guardian)

Meanwhile, Newcastle midfielder Jack Colback, 27, could join Championship side Hull City on loan. (Newcastle Chronicle)

Newcastle are hoping to make another two signings before the transfer window closes, but will not do so unless they can first sell players. (Daily Telegraph)

Serie A side Napoli want to sign 23-year-old Barcelona midfielder Denis Suarez. (Corriere dello Sport - in Italian)

Stoke midfielder Giannelli Imbula, 24, is set to join Toulouse on loan. (SFR Sport - in French)

Sam Allardyce says he is not interested in a return to management with Crystal Palace - or any other Premier League club - at the moment. (Talksport)

Spanish winger Adama Traore, 21, wants to leave Middlesbrough for Lille, but Boro will not lower their valuation. (Gazette Live)

Meanwhile

Liverpool fans turned detective - apparently breaking a flight tracking website and monitoring webcams at Liverpool Airport - amid speculation that Southampton defender Virgil van Dijk was on board a private plane heading for the city. (Express & Star)

Former England boss Roy Hodgson, 70, would consider a role at Crystal Palace if the club decide to sack Frank de Boer after a poor start to the season. (Sun)

Arsenal manager Arsene Wenger questioned the attitude of his players in a "very heated" meeting at the training ground after their 4-0 defeat at Liverpool. (Mirror)

Best of Tuesday's transfer news

Manchester City have offered Raheem Sterling plus cash in an attempt to tempt Arsenal to sell Alexis Sanchez. (Mirror)

Manchester United have been given encouragement in a potential deal for Real Madrid forward Gareth Bale, 28. (Marca, via Manchester Evening News)

Chelsea are close to signing Leicester City midfielder Danny Drinkwater, 27, for £40m, as well as 24-year-old Alex Oxlade-Chamberlain from Arsenal. (Express)

Liverpool are still making Southampton defender Virgil van Dijk, 26, one of their transfer priorities as a part of a £200m recruitment drive. (Mail)

Swansea are serious contenders to sign Bayern Munich's 20-year-old Portugal midfielder Renato Sanches. (Wales Online)

Manchester City plan to make a last-ditch bid for 28-year-old Arsenal forward Alexis Sanchez. (Goal)

Chelsea are close to selling 28-year-old striker Diego Costa back to Atletico Madrid in a £30m deal. (Mirror)