They all can be, but not all bacteria ec cause disease and some are symbiotes.
rickettsia
Rickettsia rickettsii, which is a type of bacteria carried by ticks.
The pathogen is Rickettsia rickettsii. Vectors for this bacteria include the American dog tick and the Rocky Mountain wood tick.
Rickettsia rickettsii is the bacteria responsible for Rocky Mountain Spotted Fever and is most commonly caused by a tick bite.
Rickettsia can replicate only etracellulary
what is Rickettsia
Typhoid fever, also known as enteric fever, is a potentially fatal multisystemic illness caused primarily by Salmonella enterica, subspecies enterica serovar typhiand, to a lesser extent, related serovars paratyphi A, B, and C.
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mycoplasma, rickettsia and chlamydiae
Rickettsia
Rickettsia, the bacteria commonly carried by tics, causes Rocky Mountain Spotted Fever and other illnesses, does not have a vaccine. See the related links for more information.
rickettsia