Volume 27, Number 2—February 2021
Dispatch
SARS-CoV-2 Transmission between Mink (Neovison vison) and Humans, Denmark
Table 1
Summary of laboratory analyses of mink samples from 3 mink farms tested for severe acute respiratory syndrome coronavirus 2 in Denmark, June–July 2020*
Sample origin | Test and specimen type, no. positive/no. tested (%) |
Date of sample collection | Location | |||||
---|---|---|---|---|---|---|---|---|
ELISA |
qRT-PCR |
|||||||
Serum | Throat swabs |
Nasal swabs | Fecal swabs | |||||
Live adult mink | 29/30 (97) | NA | NA | 5/30 (17) | 2020 Jun 14 | Farm 1 | ||
Dead adult mink | NA | NA | 4/4 (100) | 3/4 (75) | 2020 Jun 14 | Farm1 | ||
Live mink kits | 30/30 (100) | 3/30 (10) | 3/30 (10) | 1/30 (3) | 2020 Jun 17 | Farm 1 | ||
Live adult mink | 30/30 (100) | 3/23 (13) | NA | 0/23 (0) | 2020 Jun 17 | Farm 1 | ||
Retested adult mink |
4/4 (100) |
2/4 (50) |
2/4 (50) |
1/4 (25) |
2020 Jun 17 |
Farm 1 |
||
Live adult mink | 1/30 (3) | NA | NA | 0/8 (0) | 2020 Jun 18 | Farm 2 | ||
Dead adult mink | NA | 1/8 (13) | NA | NA | 2020 Jun 18 | Farm 2 | ||
Live mink kits | 1/50 (2) | 40/50 (80) | 39/50 (78) | NA | 2020 Jun 22 | Farm 2 | ||
Live adult mink | 3/50 (6) | 46/50 (92) | NA | NA | 2020 Jun 22 | Farm 2 | ||
Dead adult mink | 1/3 (33) | 2/3 (66) | 2/3 (66) | NA | 2020 Jun 22 | Farm 2 | ||
Dead adult mink | NA | 3/3 (100) | 3/3 (100) | NA | 2020 Jun 30 | Farm 2 | ||
Live adult mink (retest) |
36/37 (97) |
35/37 (95) |
37/37(100) |
NA |
2020 Jun 30 |
Farm 2 |
||
Live adult mink | 20/30 (67) | 6/6†(100) | NA | NA | 2020 Jun 30 | Farm 3 | ||
Dead adult mink | NA | 5/5 (100) | NA | NA | 2020 Jun 30 | Farm 3 | ||
Live mink kits | 24/30 (80) | 30/30 (100) | 27/30 (90) | NA | 2020 Jul 2 | Farm 3 | ||
Live adult mink | 23/30 (77) | 30/30 (100) | 26/30 (87) |
NA | 2020 Jul 2 | Farm 3 |
*NA, not applicable; qRT-PCR, quantitative reverse transcription PCR. †Samples from 30 mink were assayed in 6 pools of 5 swabs each.