The Different Colors of mAbs in Solution

Autor: Alexandre Ambrogelly
Jazyk: angličtina
Rok vydání: 2021
Předmět:
Zdroj: Antibodies, Vol 10, Iss 2, p 21 (2021)
Druh dokumentu: article
ISSN: 2073-4468
DOI: 10.3390/antib10020021
Popis: The color of a therapeutic monoclonal antibody solution is a critical quality attribute. Consistency of color is typically assessed at time of release and during stability studies against preset criteria for late stage clinical and commercial products. A therapeutic protein solution’s color may be determined by visual inspection or by more quantitative methods as per the different geographical area compendia. The nature and intensity of the color of a therapeutic protein solution is typically determined relative to calibrated standards. This review covers the analytical methodologies used for determining the color of a protein solution and presents an overview of protein variants and impurities known to contribute to colored recombinant therapeutic protein solutions.
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