TABLE 3.

Number of sera reacting to E. chaffeensis and E. canis recombinant proteins

E. chaffeensis IFA resulta	Total no. of sera	No. of Western immunoblotting-positive sera with:
		E. chaffeensis rP28	E. canis rP30
+	37	15	34
−	20	0	0

^a+, reaction; −, no reaction.