Gerardo Parra has homered in his first major league at-bat for the Arizona Diamondbacks, becoming the 100th player to accomplish the feat, according to the Elias Sports Bureau. 

The struggling Arizona Diamondbacks called up outfielder Gerardo Parra from Double-A Mobile and placed him in the starting lineup for Wednesday night's game against the Cincinnati Reds. 

--OF/1B Conor Jackson has been unable to shake a sore throat and flu-like symptoms that have bothered him the last week, so the D-backs placed him on the disabled list to give him time to recover. 

The Diamondbacks got younger when they promoted A. 

--SS Josh Wilson became the fifth position player in team history to pitch for the D-backs when he threw a scoreless ninth inning in Monday's 13-5 loss to Cincinnati. 

Confidence and aggressiveness appear to have played a major part in Johnny Cueto's impressive development this season. 

Confidence and aggressiveness appear to have played a major part in Johnny Cueto's impressive development this season. 

Micah Owings beat Arizona with his bat last September. 

Brandon Phillips homered and drove in two runs, and Micah Owings dominated his former teammates as the Cincinnati Reds defeated the Arizona Diamondbacks 3-1 on Tuesday night. 

Brandon Phillips homered and drove in two runs, and Micah Owings dominated his former teammates as the Cincinnati Reds defeated the Arizona Diamondbacks 3-1 on Tuesday night. 

The Arizona Diamondbacks placed slumping outfielder Conor Jackson on the 15-day disabled list with a "general illness. 

The Arizona Diamondbacks have placed slumping outfielder Conor Jackson on the 15-day disabled list with a "general illness. 

J. 

--OF/1B Conor Jackson (flu) was held out of the starting lineup for the third straight game, although he popped out in a pinch-hit appearance. 

--RHP Esmerling Vasquez recorded his first major league victory Sunday in the D-backs' 10-8 victory over Washington, as did manager A.