Inter Milan kept alive their hopes of finishing in the top three in Serie A with a 3-1 home victory against Udinese.
Juventus moved a step closer to a fifth straight Serie A title after pulling nine points clear with a 4-0 win over Palermo.
Liverpool target Piotr Zielinski has claimed he has held talks over a potential summer move to Anfield.
Napoli are back within six points of Serie A leaders Juventus after beating bottom club Hellas Verona 3-0 on Sunday.
Juventus have moved a step closer to a record-equalling fifth successive Serie A title after their closest rivals Napoli lost at Udinese.
Goalkeeper Gianluigi Buffon added another record to his decorated career during Juventus' 4-1 win over local rivals Torino.
Gonzalo Higuain's penalty saw Napoli squeeze past Palermo 1-0 and maintain their pursuit of the Serie A title.
Juventus restored their three-point advantage at the top of Serie A with a 2-0 win at Atalanta on Sunday.
Roma routed Palermo without Francesco Totti on Sunday, while Fiorentina kept pace in the Serie A title race.
Fiorentina moved up to third in Serie A after beating Inter Milan 2-1 on Sunday in a game that featured three red cards.
Gonzalo Higuain scored a late penalty to give Napoli a 1-0 victory over Carpi on Sunday and keep them top of Serie A.
Crystal Palace are bottom of the Europe-wide form table - and only one Premier League team makes the top 10.
Ten-man Juventus needed an own goal from Genoa defender Sebastian De Maio to maintain their pursuit of Serie A leaders Napoli.
Carlos Bacca and M'Baye Niang hit second-half goals as AC Milan beat Inter Milan 3-0 on Sunday.
There were wins for Juventus, Napoli and Fiorentina on Sunday in Serie A as the race for the title in Italy hots up.
Juventus blew Udinese away 4-0 to record their 10th consecutive Serie A victory while AC Milan beat Fiorentina.
Fiorentina maintained their pursuit of a first title in almost 50 years with a 3-1 win at Palermo.
Inter Milan top the Serie A table at Christmas despite suffering a 2-1 defeat to Lazio at the San Siro on Sunday
Napoli's 18-match unbeaten run is ended by Bologna while Palermo are humbled away to Atalanta.
Inter Milan returned to the top of Serie A with a comfortable 4-0 home win over Frosinone on Sunday evening.