Sims (knee) will play in Sunday's regular season opener against the Vikings, the St. Louis Post-Dispatch reports.

Sims entered Sunday's contest as questionable due to a knee issue, but after participating in Friday's practice, albeit in a limited capacity, Sims will suit up in Week 1. As he did last season, Sims figures to backup premier pass-rusher Robert Quinn at defensive end this year. Sims posted 27 tackles and two sacks during the 2013 campaign.

Sims (knee) is questionable for Sunday's game against Minnesota, St. Louis Post-Dispatch writer Jim Thomas reports.

Sims was a limited practice participant Friday, so he should have a decent chance to play Sunday, but the arrival of first-round pick Aaron Donald on the defensive line makes Sims' presence less important than it was a year ago.

Rams signed DE Eugene Sims to a two-year extension through 2015.

Sims, 27, recorded 20 tackles and three sacks off the bench in 2012, adding one interception and starting two games. He's a long (6-foot-6, 265) and versatile pass rusher whom the Rams are high on as a rotational end. Sims was previously signed through only 2013 at a base salary cost of $1,201,021.

Rams DE Eugene Sims' 2013 base salary increased from $575,000 to $1,201,021 after he hit escalators in his rookie deal.

Sims started two games in 2012, and he's appeared in 38 of a possible 48 games over his first three seasons. In 2012, Sims set career-highs with 20 tackles, three sacks, and one interception. If impending free agent DE William Hayes isn't re-signed, Sims could see more snaps in 2013.

Rams DE Eugene Sims was forced from Sunday's game against the Packers with a knee injury, and is doubtful to return.

A situational pass rusher, Sims' afternoon is almost certainly through. Sims had five tackles and one sack through five games coming into this afternoon.

Rams DE Eugene Sims has passed his concussion tests and will play in Week 6.

Sims missed last week's game against the Cardinals after suffering the concussion two weeks ago. He is the top pass-rushing reserve behind Chris Long and Robert Quinn. Sims, a third-year pro, registered the first sack of his career against the Seahawks in Week 4.

Rams DE Eugene Sims has been diagnosed with a concussion.

Sims' concussion is "mild," but he doesn't have enough time to get cleared for Thursday's game. Sims has come off the bench in St. Louis' first four games, and tallied his first career sack in Sunday's win. With two weeks to heal, he'll likely be back for Week 6.

Rams DE Eugene Sims was forced from Sunday's game against the Seahawks with a head injury.

Sims is likely concussed, which would end his afternoon. A 2010 sixth-round pick and rotational lineman, Sims notched his first career sack before going down.

Rams DE Eugene Sims left Sunday's game against the 49ers with a knee injury and is questionable to return.

Sims, a sixth-round rookie, came into today with six tackles in seven games played.

Rams signed sixth-round DE Eugene Sims to a four-year contract.

A product of West Texas A&M -- which also produced Rams 2009 sixth-round pick Keith Null -- Sims is a raw, 6'6/235-pound rotational pass rushing prospect with impressive length. He'll be in the mix for a roster spot in August.