Blackpool boss Lee Clark has signed Manchester United midfielder Joe Rothwell on loan until the end of the season.
Fulham centre-back Dan Burn has signed a one-year contract extension with the Championship outfit.
The Ivorian-born Danish centre-back has been linked with a number of Premier League clubs including Chelsea, Liverpool, Manchester United and more recently Fulham.
With Brede Hangeland out of contract in the summer and Aaron Hughes now 33, Cottagers boss Martin Jol is looking freshen up his central-defensive partnership.
But Okore, 20, will now not be leaving his homeland on transfer deadline day, according to his agent Nicola Juric.
He told the website sporten.dk: "Nothing will happen for Jores. There has been a lot of talk and there were some offers but nothing that was interesting enough.
"But that is okay. We are not in a hurry. As we have told all interested clubs, it has to be the right move for him if he is to leave Nordsjaelland."