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. 2023 Apr;29(4):701–710. doi: 10.3201/eid2904.221572

Table 1. Tick identification and number of bacterial agents detected in 418 ticks removed from humans during 2014–2021 in France and their geographic origin*.

Tick species No. ticks Tick origin Bacteria from ticks
Rickettsia sp. CLB Coxiella burnetii Borrelia sp. Anaplasmataceae Bartonella sp.
Ixodes ricinus
183
MF, n = 169; Switzerland n = 4; UK, n = 2; Italy, Russia, Croatia, the Netherlands, Sweden, Spain, Latvia, or Germany, n = 1
R. helvetica, n = 2; R. monacensis, n = 1; Rickettsia sp., n = 7
10
0
B. afzelii, n = 3; B. miyamotoi, n = 2; Borrelia sp., n = 11
Wolbachia sp., n = 2; Anaplasma phagocytophilum, n = 1; undetermined, n = 7
0
I. hexagonus
4
MF, n = 4
0
2
0
0
0
0
I. frontalis
1
MF, n = 1
0
1
0
0
0
0
Ixodes sp.
9
MF, n = 3; UK, n = 2; Switzerland, n = 4
Rickettsia sp. 1
3
0
Borrelia sp. 1
0
0
Dermacentor marginatus
113
MF, n = 113
R. raoultii, n = 21; R. slovaca, n = 17; Rickettsia sp., n = 11
95
1
0
0
0
D. reticulatus
5
MF, n = 5
R. raoutlii, n = 1
1
0
0
0
0
Dermacentor sp.
18
MF, n = 18
R. raoultii, n = 1; Rickettsia sp., n = 7
16
1
0
0
0
Rhipicephalus sanguineus
52
MF, n = 51; Egypt, n = 1
R. massiliae, n = 8; Rickettsia sp., n = 3
49
1
0
Ehrlichia canis, n = 1
0
R. pusillus
9
MF, n = 9
R. sibirica mongolitimoniae, n = 6; R. massiliae, n = 3
5
3
0
0
0
R. bursa
4
MF, n = 4
R. barbariae, n = 1
3
0
0
0
0
Rhipicephalus sp.
2
MF, n = 2
Rickettsia sp., n = 1
2
0
0
0
0
Hyalomma marginatum
2
MF, n = 2
Rickettsia sp., n = 1
0
0
0
0
0
H. aegyptium
1
Turkey, n = 1
0
0
0
0
0
0
Hyalomma sp.
5
MF, n = 2; Greece, n = 3
R. africae, n = 1
1
0
0
0
0
Amblyomma variegatum
3
Guadeloupe, n = 3
Rickettsia sp., n = 1, R. africae, n = 1
2
0
0
0
0
A. hebraeum
1
South Africa, n = 1
0
0
0
0
0
0
A. mixtum
1
Cuba, n = 1
R. amblyommatis, n = 1
1
0
0
0
0
A. oblongoguttatum
1
Guadeloupe, n = 1
0
0
0
0
0
0
Argas reflexus
2
MF, n = 2
0
2
0
0
0
0
Haemaphysalis concinna
1
Belgium, n = 1
0
1
0
0
0
0
H. punctata 1 MF, n = 1 0 1 0 0 0 0

*Ticks (n = 418) were sent to the Institut Hospitalo-Universitaire Méditerranée Infection in Marseille, France, during 2014–2021 for identification of tick and bacteria species by using mass spectrometry (ticks) and molecular and serologic methods (bacteria). CLB, Coxiella-like bacteria; MF, metropolitan France.