Volume 30, Number 5—May 2024
Research Letter
Crimean-Congo Hemorrhagic Fever Virus in Ticks Collected from Cattle, Corsica, France, 2023
Table
Description of Crimean-Congo hemorrhagic fever virus in tick pools collected from cattle, Corsica, France, 2023*
Cattle ID nos. | Cattle origin | Collection date | CCHFV–positive pool nos. | CCHFV assay, Ct |
Tick species | Tick sex | No. ticks per pool | |
---|---|---|---|---|---|---|---|---|
L segment | S segment | |||||||
2478 |
Coggia |
2022 Sep 27 |
417 |
IND |
IND |
Haemaphysalis punctata |
F |
1 |
6069 |
Coggia |
2022 Sep 27 |
418 |
IND |
IND |
H. punctata |
M |
1 |
4376 | Casaglione | 2023 May 9 | 1252 | IND | IND | Rhipicephalus bursa | M | 6 |
1253 |
IND |
IND |
R. bursa |
M |
6 |
|||
4371 |
Casaglione |
2023 May 9 |
1233 |
40.8 |
IND |
Hyalomma marginatum |
M |
6 |
4039 | Porto-Vecchio | 2023 May 9 | 1204 | 35.9 | IND | R. bursa | M | 6 |
1205 | 34.7 | IND | R. bursa | F | 6 | |||
1206 | 34 | IND | R. bursa | F | 6 | |||
1207 | 31.9 | 40 | R. bursa | M | 6 | |||
1208 | 34.2 | IND | R. bursa | M | 6 | |||
1209 | 33.7 | IND | R. bursa | F | 6 | |||
1210 | 33.5 | IND | R. bursa | M | 6 | |||
1211 | 32.9 | IND | Hyalomma marginatum | M | 6 | |||
1212 | 34.7 | 40 | R. bursa | M | 6 | |||
1213 | 33.2 | IND | Hyalomma marginatum | F | 6 | |||
1214 | 33.1 | IND | R. bursa | F | 6 | |||
1215 | 33.8 | IND | R. bursa | F | 6 | |||
1218 | 34.2 | IND | Hyalomma marginatum | M | 4 | |||
1219 | 35 | IND | Hyalomma marginatum | F | 6 | |||
1220 | 35.1 | IND | Hyalomma marginatum | M | 3 | |||
1221 | 34.1 | IND | R. bursa | M | 6 | |||
1222 | 36.5 | IND | R. bursa | M | 6 | |||
1223 | 35.7 | IND | Rhipicephalus sanguineus | M | 1 | |||
1224 |
37.5 |
IND |
R. bursa |
F |
1 |
|||
Total | 24 pools | 119 |
*Pools of ticks were tested with quantitative reverse transcription PCR of the L and S segments of CCHFV RNA. A total of 24 pools comprising 119 ticks were tested CCHFV-positive from 5 animals. CCHFV, Crimean-Congo hemorrhagic fever virus; Ct, cycle threshold; ID, identification; IND, indeterminate (weakly positive); L, large; S, small.
Page created: March 28, 2024
Page updated: April 24, 2024
Page reviewed: April 24, 2024
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