Ireland prop Cian Healy could miss the start of the Six Nations campaign after undergoing surgery on an ankle injury.
Northampton's hopes of qualifying for the quarter-finals of the Heineken Cup look slim after they are thumped by Leinster at Franklin's Gardens.
Leinster earn a 36-19 bonus-point win over the Scarlets at the RDS as they move into second spot in the Pro12.
Match report follows later.
Tries from Aaron Dundon and Noel Reid help Leinster come from behind to win at Newport Gwent Dragons in the Pro12.
A late penalty try gives Leinster victory over Irish interprovincial rivals Connacht in the Pro12 clash at the RDS.
Sean O'Brien and Jimmy Gopperth inspire Leinster to an opening round Heineken win against Ospreys in Swansea.
Leinster and Ireland hooker Richardt Strauss is diagnosed with a heart condition and will miss the rest of this season.
Keith Earls scores the only try as Munster move into second place in the Pro12 table by beating Irish rivals Leinster.
Flanker Sam Warburton returns to action but the Cardiff Blues still slip to a bonus-point defeat to the Pro12 champions Leinster.
Glasgow Warriors maintain their winning start to the Pro12 season and inflict a first defeat of the campaign on Leinster.
Leinster add to their squad strength by luring Australian dual code star Lote Tuqiri back to rugby union.
Defending champions Leinster and Ospreys take two points apiece after an entertaining Pro12 encounter at the RDS.
Kiwi fly-half Jimmy Gopperth marks his Leinster debut with 22 points in their bonus-point Pro12 win at the Scarlets.
Leinster centre Eoin O'Malley retires from the game at the age of 25 because of a long-standing knee injury.
Ulster's first match at the new-look Ravenhill will be a friendly against Irish interprovincial rivals Leinster.
Ulster look to have avoided the toughest pools in next season's Heineken Cup but will still face a difficult task.
Mark Anscombe says the Pro12 final shows his Ulster team are now matching Leinster despite the northerners' narrow defeat.
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Features & Analysis
BBC rugby union expert Jeremy Guscott discusses Leicester and Leinster being crowned champions and Dylan Hartley missing the Lions tour
Joe Schmidt finishes his three-year Leinster stint with another trophy as his side beat Ulster in the Pro12 final.