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Influenza virus hemagglutinin detection using electrical measurement. (A) Schematic illustration of the influenza HA detection experiment. Hemagglutinin from H1N1 (A/California/04/2009) was used as the specific target while HA from H5N1 (A/Vietnam/1194/2004) was used as a control experiment. (B) The potential changes on the 6′-sialyllactose immobilized surfaces after application of the two kinds of HA solution.
