Volume 27, Number 2—February 2021
Dispatch
SARS-CoV-2 Transmission between Mink (Neovison vison) and Humans, Denmark
Anne Sofie Hammer, Michelle Lauge Quaade, Thomas Bruun Rasmussen, Jannik Fonager, Morten Rasmussen, Karin Mundbjerg, Louise Lohse, Bertel Strandbygaard, Charlotte Sværke Jørgensen, Alonzo Alfaro-Núñez, Maiken Worsøe Rosenstierne, Anette Boklund, Tariq Halasa, Anders Fomsgaard, Graham J. Belsham, and Anette Bøtner
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.
Page created: November 16, 2020
Page updated: January 24, 2021
Page reviewed: January 24, 2021
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