Method of serum pre-treatment for glycomic analysis

Chemistry: natural resins or derivatives; peptides or proteins; – Proteins – i.e. – more than 100 amino acid residues – Chemical modification or the reaction product thereof – e.g.,...

Reexamination Certificate

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C530S409000, C554S049000, C435S023000

Reexamination Certificate

active

08058409

ABSTRACT:
A means for pre-treatment in glycomic analysis of a glycoprotein is provided by the present invention.A salt of the general formula (I):wherein Z, X, R1, R2, M, m and n are the same as described in DESCRIPTION,is useful as a protein solubilizer, and an oligosaccharide is efficiently released from a sample if reductive alkylation and/or digestion by a proteinase are carried out under the presence of the said solubilizer at the first step in the glycomic analysis of glycoprotein derived from a living body.

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