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Oxford defender Sam Long is available to face Brighton in the EFL Cup after serving a two-match suspension for a red card against Bristol Rovers.
Defenders Curtis Nelson and Christian Ribeiro are long-term injury absentees.
Brighton will check on defender Liam Rosenior, who suffered an ankle injury in Saturday’s 2-2 draw at Reading.
Centre-back Uwe Hunemeier is in line to return from eight months out with a groin injury, but midfielder Dale Stephens is not expected to feature.