Arsenal duo facing fitness checks ahead of Leeds United showdown in FA Cup
Right-back Bellerin and young Brazilian Martinelli have missed recent games with hamstring injuries, but could be fit for the clash at the Emirates.
Head coach Mikel Arteta will definitely be without defender Calum Chambers after he had surgery on Thursday following anterior cruciate ligament damage to his left knee.
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Hide AdHe is expected to be absent for a period of six to nine months and joins Kieran Tierney on the sidelines, although the ex-Celtic left-back is aiming to return to full training in March after successful surgery on his dislocated right shoulder.