Arsenal have been dealt a blow with Gabriel set to miss their next three games due to a coronavirus precaution.
The club confirmed the Brazilian has been in close contact with someone who has tested positive for Covid-19 and will isolate as a precaution.
The 23-year-old defender has not been included in the squad to face Chelsea on Boxing Day and will also miss games with Brighton on December 29 and West Brom on January 2.
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Gunners boss Mikel Arteta is also without David Luiz and Willian due to illness, but the club confirmed they recently tested negative for coronavirus and their situations will be closely monitored.