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Volume 21, Number 8—August 2015
Research

Susceptibility of Carrion Crows to Experimental Infection with Lineage 1 and 2 West Nile Viruses

Stephanie M. Lim, Aaron C. Brault, Geert van Amerongen, Angela M. Bosco-Lauth, Hannah Romo, Varsha D. Sewbalaksing, Richard A. Bowen, Albert D.M.E. Osterhaus, Penelope Koraka1, and Byron E.E. Martina1Comments to Author 
Author affiliations: Erasmus Medical Center, Rotterdam, the Netherlands (S.M. Lim, G. van Amerongen, V.D. Sewbalaksing, A.D.M.E. Osterhaus, P. Koraka, B.E.E. Martina); Centers for Disease Control and Prevention, Fort Collins, Colorado, USA (A.C. Brault, A.M. Bosco-Lauth, H. Romo); Colorado State University, Fort Collins (R.A. Bowen); Artemis One Health Research Institute, Utrecht, the Netherlands (A.D.M.E. Osterhaus, P. Koraka, B.E.E. Martina)

Main Article

Table 2

Clinical profile for carrion crows experimentally infected with various West Nile virus strains*

Virus group No. died/no. total (%) Day of death, median dpi Median peak viremia, viral RNA/mL serum (range); no. birds Mean duration, d, of viremia ± SD; no. birds† Mean day of peak viremia ± SD; no. birds† Median peak viremia TCID50/mL (range); no. birds‡
NY99-4132 5/6 (83) 7 108.7 (101.0–1010.0); 6 5.2 ± 1.0; 5 4.3 ± 0.7; 5 107.4 (101.8–108.8); 6
Nea Santa-Greece-2010 6/6 (100) 7 1010.3 (109.8–1011.7); 6 5.7 ± 0.7; 6 4.5 ± 0.9; 6 107.8 (107.3–109.8); 6
Italy/2009/FIN 0/6 (0) NA 102.7 (101.0–105.9); 6 2.7 ± 0.9; 3 6.7 ± 0.9; 3 101.8 (101.8–102.5); 6
Ita09 6/6 (100) 7 109.7 (108.0–1010.0); 6 6.0 ± 1.2; 6 4.3 ± 0.7; 6 107.6 (106.3–108.8); 6
578/10 5/6 (83) 8 108.4 (106.0–1010.1); 6 5.7 ± 1.8; 6 3.5 ± 0.9; 6 105.1 (102.8–108.5); 6

*dpi, days postinoculation; NA, not applicable; TCID50, 50% tissue culture infectious dose.
†Based on viral RNA titers.
‡Viral titers are expressed as log10 TCID50/mL of serum.

Main Article

1These authors contributed equally to this article.

Page created: July 14, 2015
Page updated: July 14, 2015
Page reviewed: July 14, 2015
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