Cruzeiro regained top spot in the Brazilian Campeonato standings on Sunday courtesy of a 3-1 victory at Internacional.
Fluminense had taken over at the summit on Saturday with a 1-0 triumph at Bahia, and they looked set to stay there after Wellington put the hosts ahead in the 39th minute.
But Ricardo Goulart levelled matters two minutes before the break and second-half strikes from Willian (70) and Marcelo Martins (88) completed the turnaround, lifting the visitors a point clear of Fluminense.
Jackson Souza's fifth-minute goal proved enough to secure Goias a 1-0 win at Figueirense, lifting the victors to third spot.
Corinthians climbed to sixth thanks to a 4-1 win at nine-man Sport Recife. Jadson put the visitors 2-1 up at half-time after Augusto Moreira had provided the home team with their one positive moment of the match by cancelling out Romarinho's opener.
Jadson doubled his personal tally 10 minutes after the break by converting from the spot after Severino Durval had received his marching orders, and Romarinho completed the rout with his second goal in the 68th minute. There was still time for more home woe, with Euvaldo Neto seeing red three minutes later.
Tiago Luis and Dede were on target either side of the interval to hand Chapecoense their first win of the season - 2-0 against fifth-placed Palmeiras.
Two goals in four minutes just before the hour mark earned Atletico Paranaense a 2-0 home triumph over second-bottom Coritiba, Marcos Guilherme opening the scoring before Luccas Claro's own goal sealed matters.
Substitute Telmario Dinei's equaliser midway through the second half secured Vitoria a 1-1 draw at Botafogo after Marcio De Albuquerque had put the hosts ahead two minutes before half-time.
Santos and Flamengo drew 0-0, the hosts' cause not helped by the dismissal of Geuvanio 14 minutes from time, while Atletico Mineiro and Criciuma also battled out a goalless draw.