The Oakland A's activated right-handed starting pitcher Brandon McCarthy and sent first baseman Daric Barton to Class AAA Sacramento, CSN Bay Area reported Saturday.
McCarthy was on the 15-day disabled list with irregular soreness in his right shoulder. He was the A's opening day starter and is 3-3 with a 2.95 ERA. McCarthy is starting Saturday at the Kansas City Royals.
Barton is hitting .198 with a home run and four RBI in 37 games.