Ulster Rugby sustained a number of new injuries in Friday's URC defeat against Leinster Rugby.
Angus Bell (foot), Scott Wilson (ankle), Tom O'Toole (hand), James Hume (neck), Jude Postlethwaite (hand) and Bryn Ward (shoulder) all suffered injuries that leaves them unavailable for this week's fixture.
Nick Timoney (hip), James McNabney (knee), Rob Herring (calf), Robert Baloucoune (elbow), Rory McGuire (shoulder), Stewart Moore (knee) remain on the current injured players list and are also unavailable for selection.
Michael Lowry has reintegrated into team training following recent injury and his fitness for selection this week will be assessed through the week.