Table 4.

List of co-infecting species tested by host and sample types.

Co-Infection	Sample Type	Host	Infection Type
B. burgdorferi + B. gibsonii	Blood	Dog	Naturally + Spiked
B. burgdorferi + B. gibsonii	Blood	Dog	Naturally + Spiked
B. burgdorferi + B. microti	Blood	Human	Spiked
B. henselae + B. burgdorferi	Blood	Dog	Spiked
B. henselae + B. burgdorferi	Blood	Human	Spiked
B. henselae + B. burgdorferi	Tissue (Brain)	Human	Experimentally
B. henselae + B. burgdorferi	Tissue (Body)	Tick (I. affinis)	Naturally
B. henselae + B. burgdorferi + B. gibsonii	Blood	Dog	Naturally + Spiked
B. henselae + B. burgdorferi + B. microti	Blood	Human	Spiked
B. henselae + B. burgdorferi B31	Tissue (Skin)	Mice	Experimentally
B. henselae + B. microti	Blood	Human	Spiked
B. odoncoilei + B. henselae	Tissue (Body)	Tick (I. affinis)	Naturally
B. quintana + B. burgdorferi	Blood	Dog	Spiked
B. quintana + B. burgdorferi	Blood	Human	Spiked
B. v. berkhoffii TII + B. burgdorferi	Blood	Dog	Spiked
B. v. berkhoffii TII + B. burgdorferi	Blood	Human	Spiked
B. vinsonii + B. vulpes	Blood	Gray fox	Naturally