Table 1.

Vectors for arbobacteria

Bacteria	Transmission by
	Tick (s)	Mosquito	Louse	Flea	Smear infection
Anaplasma	A. phagocytophila
Ehrlichia	E. chaffeensis
	E. ewingii
Bartonella		B. bacilliformis (Lutzomyia as vector)	B. quintana	B. henselae (cat flea)	B. henselae B. quintana B. bacilliformis
Borrelia	B. burgdorferi		B. recurrentis
	B. afzelii
	B. garinii
Coxiella	C. burnetii				C. burnetii
Francisella	F. tularensis	F. tularensis			F. tularensis
Rickettsia	R. rickettsii		R. prowazekii	R. typhi
	R. conorii
	R. slovaca
	R. helvetica
Yersinia			Y.pestis (experimentally)	Y. pestis (Xenopsylla cheopsis, rat flea)	Y pestis from open buboes and in case of plague pneumonia (also droplet infection)