Articles by Joomi Ahn - BioPharm International

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Articles by Joomi Ahn

Joomi Ahn


Joomi Ahn is a senior research chemist at Waters Corporation.

Articles
Capturing Conformational Changes in Biotherapeutics by Hydrogen Deuterium Exchange and UHPLC–MS
August 2, 2010

By providing information on the relative accessibility of locations within a protein, HDX by mass spectrometry opens new windows into the higher order structure of biomolecules.

Rapid Assessment of Molecular Similarity between a Candidate Biosimilar and an Innovator Monoclonal Antibody Using Complementary LC–MS Methods
August 2, 2010

Intact protein LC–MS detected a mass variance of 62 Da and peptide mapping located a difference of two amino acids.

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