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NGC Chromatograms of IgY extract isolated from hen egg yolk in comparison to standard protein cocktail. (A) Hen yolk egg IgY extract at 1 mg/ml concentration; (B) Standard protein cocktail for molecular weight identification. Column - size exclusion ENrich SEC 650, PBS elution, flow at 0.8 ml/min, absorbance registered 280 nm. IgY, immunoglobulin Y.
