Leverkusen went ahead on the stroke of half time through Eren Derdiyok but Zlatko Dedic equalised in the 68th minute to secure the hosts a share of the spoils.

Jupp Heynckes' Leverkusen are still undefeated this season but are now level on 45 points with Bayern Munich, who triumphed 3-1 at Wolfsburg this afternoon.

Arjen Robben put Bayern ahead in the second minute and Daniel van Buyten added a second before the break.

The visitors were three up just before the hour when the ball ended up in the home net after Andrea Barzagli attempted to clear under pressure from substitute Franck Ribery.

Grafite missed a penalty but did grab a late consolation for the struggling champions in the last minute.

Schalke twice hit the woodwork and had a goal disallowed in a scoreless draw away to Freiburg as they missed a chance to apply more pressure at the top.

Roberto Hilbert scored with three minutes left as Stuttgart extended their winning streak to five games with a hard-earned 2-1 victory at Nurnberg.

Timo Gebhart opened the scoring for the guests in the 22nd minute but Albert Bunjaku equalised on the hour mark before Hilbert's game winning goal.

Adil Chihi scored an 88th-minute equaliser to give Cologne a share of the spoils in a six-goal thriller against Hamburg.

The visitors led 3-1 with just 15 minutes remaining thanks to Marcell Jansen's early strike and a double from Mladen Petric.

But Milivoje Novakovic pulled a goal back on 75 minutes and Chihi secured a point just two minutes from the end. Youssef Mohamed had earlier headed their first goal.

Hoffenheim ended their four-game losing streak with a hard-fought victory over Hannover.

Carlos Eduardo grabbed Hoffenheim's first goal of 2010 after 35 minutes and Sejad Salihovic doubled their lead from the penalty spot five minutes before the interval.

Arouna Kone made things interesting by pulling one back for Hannover 12 minutes after the break but the equaliser was not forthcoming.