Jonathan Douglas' late equaliser helped Brentford hold League One leaders Tranmere 1-1, while Notts County hit back to hold Sheffield United.
Douglas slotted home with virtually the last kick of the game in the sixth-minute of injury time to deny Rovers, who had taken the lead on the hour through Jean-Louis Akpa Akpro, victory for only the third time this season.
Ronnie Moore's side maintained their three-point advantage at the summit, though, as second-placed Notts County could only manage the same result against Sheffield United at Bramall Lane.
Substitute Lee Hughes secured the point for the Magpies, his close-range volley in the 76th minute cancelling out Dave Kitson's 51st-minute opener.
MK Dons climbed into a share of third spot with a 1-0 home triumph over Crewe, Charlie MacDonald's eighth-minute finish proving decisive.
They were joined on 17 points by Swindon, Stevenage and Walsall.
Simon Ferry's header 11 minutes from time earned the Robins a 1-0 victory at Shrewsbury.
Mark Cullen's equaliser five minutes from time secured a 2-2 draw for bottom team Bury at Stevenage, Marcus Haber and Greg Tansey having turned the game on its head for the hosts with two goals in three minutes early in the second half after Tom Hopper's opener.
George Bowerman's last-minute winner handed Walsall a 2-1 triumph at Bournemouth after Charlie Daniels looked to have nicked the Cherries a point by cancelling out Andy Butler's 41st-minute goal.
Elsewhere, Coventry finally snatched their first league win of the season under new boss Mark Robins as Cody McDonald's 89th-minute header clinched a 1-0 victory at Oldham.
Iain Hume and David Cotterill were on target in the first half to give Doncaster a 2-0 away win and halt Leyton Orient's four-match unbeaten run.
Carlisle's four-game unbeaten league run ended as second-half goals from debutant Nathan Byrne and Nicky Adams secured Crawley a 2-0 win at Brunton Park.
Wes Thomas bagged a late winner for Portsmouth in a 2-1 success against Scunthorpe.
Jabo Ibehre struck twice on his Colchester debut to help them to a 3-1 win over second-bottom Hartlepool - Joe Dunne's first game as the Essex side's manager.
An own goal from Yeovil defender Dan Burn proved the difference between the teams as Preston edged their encounter 3-2 at Deepdale.
Gavin Williams gave the visitors the lead from the penalty spot in the sixth minute but Jeffrey Monakana (57) and Chris Beardsley (64) turned things around before Burn's 86th minute own goal. He scored at the right end soon after - but Preston held on.
