Willian, David Luiz and Gabriel Magalhaes have all been left out of the Arsenal squad to face Chelsea today.
The club, through its official Twitter handle, has now given reasons for their absence.
“Updates on the following players:
“Gabriel – COVID close contact, now isolating and will miss the next three matches
“David Luiz and Willian – both are unwell but have both recently tested negative
“We will continue to monitor, support and assess their conditions,” it read.
Pablo Mari comes in for Magalhaes and partners Rob Holding in the centre of defence.
Gabriel Martinelli, Alexandre Lacazette and Bukayo Saka all start up front, with Emile Smith-Rowe behind them.