Genoa missed an opportunity to win four consecutive Serie A games for the first time since 2009 after a 1-1 draw at Cagliari.
AC Milan suffered a 2-0 home defeat to Palermo in Serie A on Sunday after Sampdoria had earlier seen off Fiorentina 3-1
Genoa won a third straight Serie A game with a 4-2 triumph at Udinese to end the Friulian outfit's unbeaten home run.
Luca Antonini scored deep into stoppage-time as Genoa beat Juventus 1-0.
Genoa came from behind to beat 10-man Chievo 2-1 in Verona on Sunday and spoil Rolando Maran's first game in charge.
Arturo Vidal and Fernando Llorente scored as Serie A leaders Juventus beat Palermo 2-0, while Napoli won 6-2.
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