Italian defender Davide Astori has signed a three-year contract extension with Serie A side Cagliari.
Roma's Mattia Destro has been banned for three Serie A games for aggressive conduct towards Cagliari's Davide Astori.
Southampton manager Mauricio Pochettino insists Gaston Ramirez will remain at St Mary's in the summer.
Cagliari have no intention of parting with Radja Nainggolan and Davide Astori, despite reports linking them with moves.
Cagliari will not be selling centre-back Davide Astori this summer according to club director Francesco Marroccu.
Southampton will need to raise their offer for Davide Astori if they are to prise the centre-half away from Cagliari.
Davide Astori's agent has confirmed that Southampton are one of a number of clubs interested in landing the defender.
Nigel Adkins plans to bring new faces to St Mary's this month but has ruled out signing another goalkeeper.
Cagliari defender Davide Astori has confirmed he has turned down a proposed move to Spartak Moscow.
Injured defender Andrea Barzagli will stay with the Italy squad and could return for his team's final group game at Euro 2012.
Davide Astori has been called up to the Italy squad for Euro 2012 as cover for Andrea Barzagli, who is struggling with a calf injury.
Italy have been boosted by the news that Mario Balotelli is likely to be fit to face title holders Spain in their Euro 2012 opener.
Cagliari defender Davide Astori has expressed his desire to go back to AC Milan in the summer.
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