BASEBALL

Major League Baseball

MLB - Suspended L.A. Dodgers SS Rafael Aybar, Florida RHP Alfredo Buret, Baltimore RHP Julio Sanchez, Minnesota OF Eliel Sierra and St. Louis C Juan Castillo 50 games apiece for testing positive for a performance-enhancing substance in violation of the Minor League Drug Prevention and Treatment Program.

American League

CHICAGO WHITE SOX - Activated 3B Joe Crede from the 15-day DL. Placed OF DeWayne Wise on the 15-day DL, retroactive to Aug. 21.

CLEVELAND INDIANS - Activated RHP Matt Ginter from the 15-day DL and assigned him outright to Buffalo (IL).

MINNESOTA TWINS - Designated 3B Mike Lamb for release or assignment.

SEATTLE MARINERS - Optioned RHP Mark Lowe to Tacoma (PCL). Recalled RHP Randy Messenger from Tacoma.

TEXAS RANGERS - Traded LHP Eddie Guardado to Minnesota for RHP Mark Hamburger. Purchased the contracts of OF Nelson Cruz and LHP Bill White from Oklahoma (PCL). Designated OF Jason Ellison for assignment.

TORONTO BLUE JAYS - Optioned OF Kevin Mench to Syracuse (IL). Sent C Robinzon Diaz to Pittsburgh to complete the trade for INF Jose Bautista.

National League

NEW YORK METS - Activated INF Luis Castillo from the 15-day DL. Placed RHP John Maine on the 15-day DL.

Midwest League

QUAD CITIES RIVER BANDITS - Announced RHP Scott McGregor has been assigned to the team from Johnson City (Appalachian).

American Association

ST. PAUL SAINTS - Released OF Scooter Jordan. Traded RHP Jeff Blitstein to Newark (Atlantic).