The Minnesota Twins optioned first baseman Chris Parmelee to Triple-A Rochester and called up right-handed pitcher Sam Deduno after Thursday's game. Deduno is scheduled to start Saturday's game in Texas, which will be his first career major league start.In nine starts for Rochester, Deduno was 1-2 with a 2.14 ERA in 42 innings. During that span, he struck out 46 batters and walked 22. Deduno made brief appearances in the major leagues with Colorado in 2010 (four games) and twice in 2011 with San Diego. In his six MLB relief appearances, he allowed two runs in 5 23 innings. He signed with the Rockies as a free agent in 2003 and made his debut on Aug. 27, 2010.Parmelee began the year on the Twins' Opening Day roster but was sent back down to Rochester in mid-May. He was called back up to Minnesota in early June and has played in just 10 games (four starts) since then. This season, Parmelee is hitting .194 with five RBI and two homers in 103 at-bats.Follow Tyler Mason on Twitter.