Hmm... I wonder if this is a mycoplasma or a rickettsia species. Either one of those causes illness. Usually mycoplasma and rickettsia respond to antibiotic treatment, but a newly discovered species might be resistant to current antibiotics.
Zoonotic Transmission of Vaccine-Derived Bordetella bronchiseptica
mycoplasma or a rickettsia species
Good guesses for a new bad bug