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Volume 5, Number 1—February 1999

Research

A Longitudinal Study of Sin Nombre Virus Prevalence in Rodents, Southeastern Arizona

Amy J. Kuenzi, Michael L. Morrison, Don E. Swann, Paul C. Hardy, and Giselle T. Downard
Author affiliations: University of Arizona, Tucson, Arizona, USA

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Table 1

Prevalence of antibodies to Sin Nombre virus among wild rodents in southeastern Arizona, May 1995–December 1997

Family/Species Common name No. rodents trapped 
and released
(total captures)a No. tested No. positive 
(%)
Heteromyidae
Dipodomys merriami Merriam's kangaroo rat 1 (2) 0 0 (0.0)
Chaetodipus spp. Pocket mice
C. baileyi Bailey's pocket mouse 704 (715) 329 0 (0.0)
C. penicillatus Desert pocket mouse 25 (27) 7 0 (0.0)
Subtotal 730 (744) 336 0 (0.0)
Muridae
Neotoma albigula White-throated wood rat 126 (126) 51 0 (0.0)
Onychomys torridus Southern grasshopper mouse 7 (7) 7 0 (0.0)
Peromyscus spp. White-footed mice
P. boylii Brush mouse 137 (142) 98 13 (13.3)
P. eremicus Cactus mouse 151 (152) 118 1 (0.8)
P. leucopus White-footed mouse 29 (30) 21 3 (14.3)
P. maniculatus Deer mouse 6 (6) 2 0 (0.0)
Reithrodontomys fulvescens Fulvous harvest mouse 16 (16) 12 0 (0.0)
Sigmodon ochrognathus Yellow-nosed cotton rat 11 (11) (11) 5 0 (0.0)
Subtotal 483 (490) 314 17 (5.4)
Total 1,213 (1,234) 650 17 (2.6)

aTotal captures include rodents trapped and released and those that died during handling.

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