Juventus held by Chievo as Inter lose to Catania
Juventus and Udinese retained their unbeaten records at the top of the Serie A table on a Sunday afternoon when only two goals were scored in six games.
Second-placed Udinese have also now won three and drawn three of their six fixtures this term following a 0-0 stalemate at Atalanta.
Lowly Bologna had lost four of their opening five games, but were the only side to score as they claimed a first three-point haul of the campaign by winning 2-0 at promoted Novara.
Genoa had experienced defender Kakha Kaladze sent off 10 minutes from time in a 0-0 draw at home with struggling Lecce.
Cagliari remain just a point behind Juventus and Udinese after a 0-0 home draw with Siena.
Inter Milan'sdismal start to the season continued as they were beaten 2-1 atCatania to remain just above the bottom three in Serie A on Saturday.
Just two weeks after going down 3-0 at home to Napoli, Claudio Ranieri's side lost again, despite taking a sixth-minute lead through Esteban Cambiasso.
Sergio Almiron and a Francesco Lodi penalty turned the game around in the second half, as the Sicilians took a deserved three points to leave the Nerazzurri five points behind them in the table after six games of the season.
AC Milan gave their season a much-needed lift with a convincing 3-0 victory at home to Palermo.
Antonio Nocerino fired the Rossoneri in front shortly before the interval, with Robinho and Antonio Cassano putting the result beyond doubt in the second half.
Milan came into the match with just five points from their opening five league matches, the worst start to a season by a defending champion in 21 years.
Napolimissed the chance to move to the top of Serie A as they fell to a shock 2-1 defeat at home to Parma.
The win lifts Parma up to sixth in the table, with Napoli remaining a point behind league leaders Udinese and Juventus, and suffering a knock to their morale ahead of Tuesday's Champions League clash against Bayern Munich.