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Volume 8, Number 6—June 2002

Research

Geographic Association of Rickettsia felis-Infected Opossums with Human Murine Typhus, Texas

Ardys Boostrom*, Magda S. Beier†, Jackie A. Macaluso†, Kevin R. Macaluso†, Daniel Sprenger*, Jack Hayes‡, Suzan Radulovic†, and Abdu F. Azad†Comments to Author 
Author affiliations: *Corpus Christi-Nueces County Department of Public Health, Corpus Christi, Texas, USA; †University of Maryland School of Medicine, Baltimore, Maryland, USA; ‡University of Texas School of Public Health, San Antonio, Texas, USA;

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Table 3

Rickettsia typhi and R. felis infections in opossums and their fleas, Corpus Christi, Texas

Total R. typhi R. felis
Sample
Positive/total (%)
Positive/total (%)
Positive/total (%)
Opossum



1993a
3/9 (33)
0/3 (0)
3/9 (33)
Cat fleaa



1993
18/399 (5)
3/399 (1)
15/399 (4)
1998 14/529 (3) 3/529 (1) 11/529 (2)

aConfirmed with polymerase chain reaction/restriction fragment-length polymorphism sequencing.

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