Table 1.

Patient sera reacting with E. chaffeensisantigen by IFA and with recombinant ehrlichial proteins by Western blotting

Patient no.IFA titerReaction with recombinant protein
120 kDa106 kDa28 kDa
1 64+++
2 256++
3 128+
4 64+
5 128+
6 256++
7 64+
8 512+
9 64++
102,048+
11256+
12256++
1364++
1464++
152,048+
16128+
1764+
18128+
19512+
20128+
212,048+
2264+
23256++
24512++
251,024++
26512++
27128++
28512++
2964++
30128++
312,048+
32128+
33–42