AMERICAN FOOTBALL CONFERENCE

DENVER — Roster addition: S Anthony Perkins (Colorado).

HOUSTON — Roster addition: OG Kasey Studdard (not tendered as UFA by Texans 6/2).

JACKSONVILLE — Roster additions: TE Gijon Robinson (released by Lions 9/3/11); FB Will Ta’ufo’ou (released from Browns practice squad 11/8/11). Passed physicals: DT Terrance Knighton; TE Zach Miller; OG Uche Nwaneri.

OAKLAND — Draft choice signed: OG Tony Bergstrom (3/95).

SAN DIEGO — Placed on waivers: LB Josh Linam. Roster addition: QB Kyle Boller (not tendered as UFA by Raiders 6/2).

NATIONAL FOOTBALL CONFERENCE

ATLANTA — Contract terminated: OG Vincent Manuwai.

CHICAGO — Roster addition: CB Jeremy Ware (released by Raiders 9/6/11).

DETROIT — Passed physical: DE Ronnell Lewis.

MINNESOTA — Passed physical: TE Mickey Shuler.

SEATTLE — Declared physically unable to perform: OT James Carpenter (knee); WR Jermaine Kearse (foot); WR Sidney Rice (shoulder); CB Walter Thurmond (leg). Passed physical: WR Sidney Rice.

ST. LOUIS — Roster addition: FB Ovie Mughelli (released by Falcons 5/8). ERFA re-signed: S Darian Stewart.

TAMPA BAY — Roster addition: LB Nate Triplett (released by Chargers 3/13). Exempt/left squad: LB Thomas Williams.