The Astros have optioned reliever Jose Cisnero to Oklahoma City and are bringing up pitcher Jorge De Leon from Class AAA. A righthander, De Leon, 25, will be dressed for tonight’s game vs. Boston. He has not allowed a run in five appearances for the RedHawks, posting a 0.00 ERA in 7.1 innings of work with two walks, five strikeouts and one save. He hurled 1.2 scoreless innings in his last appearance on August 5 vs. Colorado Springs. De Leon began the season at Corpus Christi, where he made 29 appearances (3 starts, 4.27 ERA, 6 SV). A former infielder, De Leon converted to pitcher in 2010. _