Deamidated interferon-beta

Interferon-ss protein analogs in which the asparagine at position 25, numbered in accordance with native interferon-ss, is deamidated exhibit a biological activity of native human interferon-ss at an increased level and do not require HA for protein stabilization. The deamidated product is suitable...

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Bibliographic Details
Main Authors JOHNSON-JACKSON DEBORAH, RUSCIO DIANA T, FURUYA KENJI
Format Patent
LanguageChinese
English
Published 09.05.2012
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Summary:Interferon-ss protein analogs in which the asparagine at position 25, numbered in accordance with native interferon-ss, is deamidated exhibit a biological activity of native human interferon-ss at an increased level and do not require HA for protein stabilization. The deamidated product is suitable for large scale manufacturing for incorporation in HA-containing or HA-free therapeutics for treatment of diseases including multiple sclerosis. An endoproteinase-C peptide map technique that produces a fingerprint profile for proteins using an enzymatic digest followed by RP-HPLC is also useful inquality control as an ID and/or quantitative test for the deamidated products.
Bibliography:Application Number: CN200580038118