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. 2013 Feb;104(2):115–126. doi: 10.1111/j.1423-0410.2012.01648.x

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© 2012 The Author(s). Vox Sanguinis © 2012 International Society of Blood Transfusion

Re-use of this article is permitted in accordance with the Creative Commons Deed, Attribution 2.5, which does not permit commercial exploitation.

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Two-dimension immunoblotting of IgG preparations reacting with HEp-2 cell proteins. Silver-stained gel of HEp-2 cell proteins (a); HEp-2 cell proteins recognized by immunoblotted IgG from five different intravenous immunoglobulin preparations: Octagam® (b), ClairYg® (c), Kiovig® (d), Gamunex® (e) and Privigen® (f) tested at 100 μg/ml. x-axis: pH range 5–8; y-axis: range of molecular weight 150–25 kDa.