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Table 3 Comparison of serologic results using E.canis IFA and the three Ehrlichia species ELISAs

From: Seroprevalence of Ehrlichia canis, Ehrlichia chaffeensis and Ehrlichia ewingii in dogs in North America

Ehrlichia species by ELISA:

E. canis IFA/Ehrlichia species ELISAs

 

Pos/Neg

Pos/Pos

Neg/Pos

Neg/Neg

E. canis

0

3

2

 

E. ewingii

0

0

7

 

E. chaffeensis

0

1

6

 

E. ewingii + E. chaffeensis

0

1

5

 

Total

0

5

20

224

  1. A total of 249 serum samples from the VBDDL at NCSU had previously been tested by E. canis IFA. Titers of 1:64 and greater were considered positive.