Preparation of high purity egg phosvitin using anion exchange chromatography.Egg yolk phosvitin serves as a warehouse to provide metal ions for embryo development.  The extract prepared at pH 8.0 showed the highest recovery of 82.7%; its purity was increased from 54.5% to 97.1% by anion exchange chromatography, with a recovery of 42.0%. 
anion exchange chromatography
Preparation of high purity egg phosvitin using anion exchange chromatography.Egg yolk phosvitin serves as a warehouse to provide metal ions for embryo development.  The extract prepared at pH 8.0 showed the highest recovery of 82.7%; its purity was increased from 54.5% to 97.1% by anion exchange chromatography, with a recovery of 42.0%. 
anion exchange chromatography