Arsenal midfielder Santi Cazorla is doubtful for Sunday's FA Cup fifth-round tie against Liverpool because of illness, but Mathieu Flamini returns from a three-game suspension.
With one eye on next week's Champions League clash against Bayern Munich, Gunners manager Arsene Wenger could rest some players like striker Olivier Giroud and goalkeeper Wojciech Szczesny.
Defender Thomas Vermaelen (knee) continues his recovery, while midfielder Aaron Ramsey (thigh) and deadline-day loan signing Kim Kallstrom (back) are also not fit. Abou Diaby and Theo Walcott are long-term absentees with their respective knee injuries.
Liverpool defender Daniel Agger could be pushing for a start after making his comeback from a calf injury in midweek.
Kolo Toure would be the centre-back under threat to lose his place after a couple of high-profile errors in the last couple of weeks.
The match probably comes too early for full-back Glen Johnson, who is more likely to be fit for next week after ankle and groin problems while midfielder Joao Carlos Teixeira will be hoping to build on his senior debut at Fulham on Wednesday.
Arsenal squad: Fabianski, Jenkinson, Mertesacker, Koscielny, Monreal, Flamini, Oxlade-Chamberlain, Wilshere, Gnabry, Rosicky, Podolski, Szczesny, Giroud, Gibbs, Sagna, Ozil, Sanogo, Arteta, Bendtner.
Liverpool squad: Mignolet, Flanagan, Skrtel, Agger, Cissokho, Gerrard, Henderson, Sterling, Coutinho, Sturridge, Suarez, Jones, Kelly, Toure, Allen, Alberto, Aspas, Moses, Ibe, Teixeira.