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Volume 12, Number 12—December 2006

Dispatch

Febrile Illness Associated with Rickettsia conorii Infection in Dogs from Sicily

Laia Solano-Gallego*Comments to Author , Linda Kidd†, Michele Trotta*, Marco Di Marco‡, Marco Caldin*, Tommaso Furlanello*, and Edward Breitschwerdt†
Author affiliations: *Clinica e Laboratorio Veterinario Privato "San Marco," Padova, Italy; †North Carolina State University, Raleigh, North Carolina, USA; ‡Clinica Veterinaria, Catania, Italy

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Table 2

Reciprocal IFA titers for the 3 dogs with clinical and molecular evidence of natural Rickettsia conorii infection*

Dog no. Date, 2005 (days after clinical signs) R. conorii
R. rickettsii
Anaplasma phagocytophilum
Borrelia burgdorferi
IgM IgG IgM IgG IgG IgG
1 Jun 8 (7) 1:1,280 1:20,480 1:1,280 1:20,480 1:160 Neg
1 Aug 3 (65) 1:80 1:320 1:80 1:320 Neg 1:160
2 Sep 19 (0) 1:640 1:80 1:640 1:80 Neg Neg
2 Sep 28 (9) 1:1,280 1:40,960 1:640 1:20,480 Neg Neg
2 Oct 25 (37) 1:640 1:10,240 1:640 1:5,120 Neg Neg
3 Sep 17 (0) 1:1,280 1:80 1:2,560 Neg Neg Neg
3 Sep 23 (6) 1:10,240 1:10,240 1:10,240 1:5,120 Neg Neg
3 Oct 25 (39) 1:2,560 1:5,120 1:5,120 1:5,120 Neg Neg

*IFA, immunofluorescence assay; Ig, immunoglobulin; Neg, negative.
†All dogs were seronegative for L. infantum, E. canis, B. canis, B. henselae, and B. vinsonii ssp. berkhoffi at all time points.

*IFA, immunofluorescence assay; Ig, immunoglobulin; Neg, negative.
†All dogs were seronegative for L. infantum, E. canis, B. canis, B. henselae, and B. vinsonii ssp. berkhoffi at all time points.

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