1.Bartonella
http://www.lymedisease.org/lyme101/coinfections/bartonella.html
2.Babesia
http://www.lymedisease.org/lyme101/coinfections/babesia.html
3.Ehrlichia
http://www.lymedisease.org/lyme101/coinfections/ehrlichia.html
4.Other Tick-borne diseases(Mycoplasma , etc.)
http://www.lymedisease.org/lyme101/coinfections/other_tick_diseases.html