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Survival of a high dose of SARS-CoV-2 (1 × 105 pfu) on N95 coupons (3 M™ 1860S) placed in tissue culture plate wells at room temperature for five days.
| Amount of virus | Temperature | Duration of treatment | Sample placement | # samples positive for CPE/total # samples |
|---|---|---|---|---|
| 1 × 105 pfu | RT | 5 days | Tissue culture plate | 0/3* (5/9) |
| Controls | ||||
| 1 × 105 pfu | 4°C | 5 days | Eppendorf tube | 0/3* (9/9) |
*Indicates results from the first set of experiments.
