Volume 30, Number 2—February 2024
Dispatch
Experimental SARS-CoV-2 Infection of Elk and Mule Deer
Stephanie M. Porter, Airn E. Hartwig, Helle Bielefeldt-Ohmann, Jeffrey M. Marano, J. Jeffrey Root1, and Angela M. Bosco-Lauth1
Table 1
PCR cycle threshold values for oral and nasal swab samples from elk experimentally infected with SARS-CoV-2*
| Elk no. (infection route) | Oral swab sample, postinoculation day |
Nasal swab sample, postinoculation day |
||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 1 | 2 | 3 | 5 | 7 | 1 | 2 | 3 | 5 | 7 | ||
| 1 (direct) | – | 36.9 | – | 35.2 | NA | NA | – | – | – | NA | NA | |
| 2 (direct) | – | – | – | – | NA | NA | 35.6 | 35.0 | – | NA | NA | |
| 3 (contact) | – | – | – | – | NA | NA | – | – | – | NA | NA | |
| 4 (direct) | – | – | – | – | – | – | 33.6 | 29.9 | 34.4 | 26.5 | – | |
| 5 (direct) | – | – | – | – | – | – | – | – | – | – | – | |
| 6 (contact) | – | – | – | – | – | – | – | – | – | – | – | |
*NA, not applicable because elk were euthanized on day 3; RT-PCR, reverse transcription PCR; –, no SARS-CoV-2 RNA was detected.
1These senior authors contributed equally to this article.
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