Volume 10, Number 12, December 2004

Differential Virulence of West Nile Strains for American Crows

Aaron C. Brault,*† Stanley A. Langevin,* Richard A. Bowen,‡ Nicholas A. Panella,* Brad J. Biggerstaff,* Barry R. Miller,* and Nicholas Komar*
*Centers for Disease Control and Prevention, Fort Collins, Colorado, USA: †University of California, Davis, California, USA; and ‡Colorado State University, Fort Collins, Colorado, USA

Figure 2. Survivorship of eight American Crows, each injected with 3.2 log₁₀ PFU of NY99, KEN, or KUN virus. An additional eight crows were injected with a high dose (hd) of the KEN virus (3.8 log₁₀ PFU). Crows were monitored daily for signs of disease through 14 dpi. No deaths were found within the control group (data not shown).

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This page last reviewed November 12, 2004

Emerging Infectious Diseases Journal
National Center for Infectious Diseases
Centers for Disease Control and Prevention