The invention provides Ehrlichia canis antigens that can be used to detect {HEAD ~ E. canis} infected animals regardless of whether the animals have been vaccinated for {TAIL ~ E. canis} 
The invention provides Ehrlichia canis antigens that can be used to detect { HEAD ~ E. canis } infected animals regardless of whether the animals have been vaccinated for { TAIL ~ E. canis }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL