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Volume 17, Number 12—December 2011
Research

Transmission of Guanarito and Pirital Viruses among Wild Rodents, Venezuela

Mary L. Milazzo, Maria N.B. Cajimat, Gloria Duno, Freddy Duno, Antonio Utrera, and Charles F. FulhorstComments to Author 
Author affiliations: University of Texas Medical Branch, Galveston, Texas, USA (M.L. Milazzo, M.N.B. Cajimat, C.F. Fulhorst); Ministerio de Sanidad y Asistencia Social, Region Sanitaria del Estado Portuguesa, Guanare, Venezuela (G. Duno, F. Duno); Universidad Nacional Experimental de Los Llanos Occidentales “Ezequiel Zamora,” Guanare (A. Utrera)

Main Article

Table 3

Prevalence of arenavirus infections in rodents captured on Hato Maporal, municipality of Guanarito, Portuguesa State, Venezuela, February 1997

Site*
No. traps
No. trap-nights
Trap success rate (%)
Prevalence of infection†
Total rodents
Cotton rat
Cane mouse
Rice rat
A 80 160 36/160 (22.5) 5/14 12/20 0/2 17/36
B 160 640 82/640 (12.8) 30/41 15/37 0/4 45/82
C 100 200 10/200 (5.0) 2/2 4/7 0/1 6/10
Total 340 1,000 128/1,000 (12.8) 37/57 31/64 0/7 68/128

*Traps were set at site A on February 4 and 5; site B on February 4, 5, 11, and 12; and site C on February 5 and 12.
†Number of infected (culture-positive or antibody-positive) rodents/total number of rodents tested (captured). Cotton rat, Alston’s cotton rat (Sigmodon alstoni); cane mouse, short-tailed cane mouse (Zygodontomys brevicauda); rice rat, delicate pygmy rice rat (Oligoryzomys delicatus).

Main Article

Page created: November 30, 2011
Page updated: November 30, 2011
Page reviewed: November 30, 2011
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