Mariners acquired LHP Roenis Elias from the Red Sox for a player to be named or cash.
White Sox transferred RHP Danny Farquhar (brain) to the 60-day disabled list.
Carson Fulmer is starting on Monday against the Mariners.
White Sox purchased the contract of RHP Chris Beck from Triple-A Charlotte.
White Sox placed RHP Miguel Gonzalez on the 10-day disabled list retroactive to April 19 with right shoulder inflammation.
Clay Buchholz gave up one run in 6 1/3 innings in his start on Sunday for Triple-A Omaha.
Tigers recalled OF Mike Gerber from Triple-A Toledo.
Tigers designated RHP Drew VerHagen for assignment.