The Red Sox recalled Kelly from Triple-A Worcester on Wednesday.

Kelly (oblique) has made two relief appearances for Triple-A Worcester since the start of the International League season, tossing two scoreless innings while striking out one and allowing zero hits and two walks.

The Red Sox optioned Kelly (oblique) to Triple-A Worcester on Friday, Chris Cotillo of The Springfield Republican reports.

Kelly (oblique) will return to Grapefruit League play Friday with an appearance versus the Blue Jays, Mac Cerullo of the Boston Herald reports.

Kelly (oblique) will play catch Monday, Pete Abraham of The Boston Globe reports.

Kelly (oblique) said Thursday that he expects to resume throwing off a mound next week and be ready in time for Opening Day, Rob Bradford of WEEI.com reports.

Kelly is currently sidelined by a left oblique injury, Ian Browne of MLB.com reports.

The Red Sox reinstated Kelly (elbow) from the 60-day injured list Sunday, Mac Cerullo of the Boston Herald reports.

Kelly (elbow) is expected to be activated from the 60-day injured list Friday, Pete Abraham of The Boston Globe reports.

Kelly will move his rehab assignment from High-A Salem to Double-A Portland on Wednesday, Gabrielle Starr of the Boston Herald reports.