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Table 4 PHF-positive sera from naturally-infected horses and negative sera.

From: Neorickettsia risticii surface-exposed proteins: proteomics identification, recognition by naturally-infected horses, and strain variations

Horse IDa Clinical signsb Location Year IFA titer
1 (OH10-1) A, F, De, Deh, C Johnstown, OH 2010 > 1:10,240
2 (OH10-2) A, F, De, C, L, Et, EUTH Grove City, OH 2010 > 1:10,240
3 A, F, De, Deh, L, Et, EUTH Richwood, OH 2010 > 1:10,240
4 A, De, F Galloway, OH 2010 > 1:10,240
5 A, De, Deh, F, C, L Dayton, OH 2010 > 1:10,240
6 A, F, C, L, EUTH Loveland, OH 2010 > 1:10,240
7 U Indiana 2010 1:5120
8 A, Di, De, Deh, F, L Troy, OH 2008 1:1280
9 U Kentucky 2008 1:1280
10 U Indiana 2008 1:1280
11 A, F, Di, De, Deh Columbus, OH 2008 1:1280
12 A, F, Di Cattaraugus, NY 2010 1:640
13 U Indiana 2008 1:640
14 A, F, C Oak Hill, OH 2008 1:80
15 A, F Utica, OH 2008 1:80
N1 U New Jersey 2010 < 1:20
N2 U Ohio 2010 < 1:20
N3 U New Jersey 2010 < 1:20
  1. aSera 1 and 2 are from the same horses as buffy coats OH10-1 and OH10-2, respectively, as identified in Table 1.
  2. bA, anorexia; F, fever; De, depression; Deh, dehydration; C, colic; L, laminitis; Et, endotoxemia; EUTH, euthanized; U, Unknown; Di, diarrhea.