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The mask, which complies with EU requirements for medical face coverings, is said to protect against 99 per cent of viruses and bacteria for up to 30 washes
While PRRs are required for elaboration of inflammatory response to invading pathogens, they are also activated by endogenous molecules released from injured or dying cells called damage-associated molecular patterns (DAMPs), such as double-stranded DNA, high-mobility group box 1, heat shock protein 70, mitochondrial DNA, and ATP
No statements were offered concerning human exposure or the use of personal protective equipment
The study was supported by funding from the National Institute of Environmental Health Sciences of the National Institutes of Health