The Boston Celtics secured the top seed place in the NBA with six games left to play, ensuring home court advantage for the play-offs.
The Celtics beat the Oklahoma City Thunder 135-100 on Wednesday.
Their record this season, the best in the NBA, is 60 wins and 16 losses.
The Eastern Conference Atlantic side are seeking a record 18th title, with their most recent win coming in 2008.
Elsewhere, the Toronto Raptors suffered their 15th straight defeat, losing 133-85 to the Minnesota Timberwolves.
The result takes the Timberwolves narrowly to the top of the Western Conference table.
The Milwaukee Bucks lost 111-101 to the Memphis Grizzlies as their injury struggles continued, playing without Damian Lillard, Khris Middleton and Patrick Beverley.
The Los Angeles Lakers beat the Washington Wizards 125-120, taking the Lakers to ninth in the Western Conference which would ensure a play-in spot.
Anthony Davis scored 35 points and 18 rebounds, while LeBron James added 25 points, nine assists and seven rebounds.
The struggling Detroit Pistons were beaten 121-113 by the Atlanta Hawks.
The Orlando Magic beat the New Orleans Pelicans 117-108.
And the Brooklyn Nets secured a narrow 115-111 win over the Indiana Pacers, while Deandre Ayton scored 24 points and 16 rebounds as the Portland Trail Blazers beat the Charlotte Hornets 89-86.