A bullet header from Kalidou Koulibaly in the 90th minute gave Maurizio Sarri's Napoli a surprise victory in Turin at the weekend, and Allegri has slammed Juventus' busy fixture list as the catalyst behind their inability to control the game against the Ciucciarelli.
Going into the sport, Juventus held a four-point lead over Napoli on the prime of the desk as they regarded to win a seventh straight Serie A title.
Juventus confirm that veteran centre-back Giorgio Chiellini has suffered a knee injury that could leave the defender out of some key clashes at the close of the season.
"What is certain is that winning here is always very hard and wonderful, it's a huge satisfaction, but we must also remain lucid because at the moment it remains an end to itself". We will carry on giving 110 per cent, but Juventus are ahead of us and their win percentage is impressive.
Napoli, who last won the title in 1990, travel to Fiorentina for their next game before playing Torino, Sampdoria and Crotone.
Lazio and Inter Milan kept their push for Champions League football alive on Sunday.
The win, which moved Napoli to inside one level of Juventus with 4 video games left to play, sparked rapturous scenes again in Naples, the place reportedly round 18,000 followers waited exterior the airport at 2am to welcome residence their heroes.
Immobile tapped in a Milinkovic-Savic assist five minutes from the end, quickly adding a second to consolidate his position as leading Serie A scorer with 29 goals this season.
Il Mattino explain Aurelio de Laurentiis is readying himself for a summer assault as clubs come knocking for his players by "erecting a wall", even though he knows he won't be able to resist all of them.
Inter are a point further back in fifth, just outside the Champions League places, after a hard-fought 2-1 win over Chievo.
There is also the distraction of a Coppa Italia final against AC Milan.
Benevento's relegation from Serie A was confirmed after just one year in Italy's top flight.