Newcastle United manager Eddie Howe said Alexander Isak missed the 4-0 preseason defeat against Celtic due to speculation linking him with a transfer away from the club.
Arsenal have confirmed the signing of England international Noni Madueke from Chelsea in a deal worth an initial 48.5 million pounds.
Bournemouth have bolstered their squad with the signing of Serbian goalkeeper Djordje Petrovic from Chelsea, agreeing a five-year deal with the 25-year-old.
Former Manchester United defender Axel Tuanzebe has taken legal action against the club, alleging negligent medical treatment during his final season at Old Trafford.
West Ham United have confirmed the signing of highly rated Senegalese defender El Hadji Malick Diouf from Slavia Prague.
Aston Villa have confirmed the signing of Dutch international goalkeeper Marco Bizot from Stade Brestois. The fee remains undisclosed.