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Volume 15, Number 10—October 2009

Dispatch

West Nile Virus Infection in Plasma of Blood and Plasma Donors, United States

Christina B. Planitzer, Jens Modrof, Mei-ying W. Yu, and Thomas R. KreilComments to Author 
Author affiliations: Baxter Bioscience, Vienna, Austria (C.B. Planitzer, J. Modrof, T.R. Kreil); US Food and Drug Administration, Bethesda, Maryland, USA (M.-y.W. Yu).

Main Article

Figure 2

West Nile virus (WNV) neutralization by US plasma-derived immune globulin intravenous (human) (IGIV) released in 2008 and plasma from donors with past WNV infection (past WNV), confirmed by nucleic acid testing. WNV neutralization titers are shown as the mean ± SEM (limit of detection <0.8 for undiluted IGIVs and <7.7 for prediluted sera). NT50, 50% neutralization titer.

Figure 2. West Nile virus (WNV) neutralization by US plasma-derived immune globulin intravenous (human) (IGIV) released in 2008 and plasma from donors with past WNV infection (past WNV), confirmed by nucleic acid testing. WNV neutralization titers are shown as the mean ± SEM (limit of detection <0.8 for undiluted IGIVs and <7.7 for prediluted sera). NT50, 50% neutralization titer.

Main Article

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