Virgil van Dijk claims he knows nothing of interest from English clubs and is keen to prove himself in the Champions League with Celtic.
QPR loanee Tom Carroll wants to "make it at Tottenham" but is prepared to consider all of his options at the end of the season.
Crystal Palace's Kwesi Appiah is back at Selhurst Park following his month-long loan spell with Yeovil.
The striker, 22, joined the Glovers at the end of January but started only one match and made four further substitute appearances.
Town boss Gary Johnson decided to send Appiah back after landing Burnley striker Wes Fletcher on loan at the end of last week.
Appiah has made five appearances for Palace this season and will now push for a place in Ian Holloway's squad for Tuesday's visit of Hull.