Four changes have also been made from the XI that consigned Udinese to a 2-1 loss last week, as Leonardo Bonucci, Marcelo Estigarribia, Emanuele Giaccherini and Fabio Quagliarella have been replaced by fellow quartet Paolo De Ceglie, Claudio Marchisio, and duo Pepe and Vucinic.Meanwhile for Siena, two new personnel additions from the 2-1 defeat to arch-rivals Fiorentina see Luigi Giorgi and Franco Brienza come into the fold at the expense of Emanuele Pesoli and Gaetano D\'Agostino. The teams are as follows:Juventus (4-3-3): Buffon; Lichtsteiner, Barzagli, Chiellini, De Ceglie; Vidal, Pirlo, Marchisio; Vucinic, Matri, Pepe Subs: Del Piero, Quagliarella, Borriello, Storari, Bonucci, Marrone, Giaccherini Siena (4-4-2): Pegolo; Vitiello, Rossettini, Terzi, Del Grosso; Giorgi, Vergassola, Gazzi, Brienza; Destro, Calaio Subs: D\'Agostino, Farelli, Contini, Reginaldo, Parravicini, Rossi, Gonzalez