- Comparison of the N-glycoloylneuraminic and N-acetylneuraminic acid content of platelets and their precursors using high performance anion exchange chromatography. Budd, T.J., Dolman, C.D., Lawson, A.M., Chai, W., Saxton, J., Hemming, F.W. Glycoconj. J. (1992)