England's interim coach Stuart Lancaster has named a squad of players for a number of training sessions at Loughborough University this week.
The 32-man party includes 22 of the players that were part of the squad that lost to Wales at the weekend.
A handful of players will be released on Wednesday evening to fulfill their club commitments.
Backs: C Ashton (Northampton), B Barritt (Saracens), M Brown (Harlequins), L Dickson (Northampton), O Farrell (Saracens), T Flood (Leicester), B Foden (Northampton), C Hodgson (Saracens), J Simpson (Wasps), C Sharples (Gloucester), D Strettle (Saracens), M Tuilagi (Leicester), J Turner-Hall (Harlequins), B Youngs (Leicester).
Forwards: M Botha (Saracens), C Clark (Northampton), A Corbisiero (London Irish), D Cole (Leicester), T Croft (Leicester), P Doran-Jones (Northampton), P Dowson (Northampton), D Hartley (Northampton), C Lawes (Northampton), J Marler (Harlequins), L Mears (Bath), B Morgan (Scarlets), T Palmer (Stade Francais), G Parling (Leicester), C Robshaw (Harlequins), M Stevens (Saracens), T Waldrom (Leicester), R Webber (Wasps).