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The purification of crude silk peptones for bacteriological purposes

✍ Scribed by Hall, I. Walker


Publisher
Wiley (John Wiley & Sons)
Year
1915
Tongue
English
Weight
961 KB
Volume
19
Category
Article
ISSN
0368-3494

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## Abstract An integrated process strategy for the recovery of penicillin acylase was developed, based on precipitation of non‐enzymatic proteins directly from __Escherichia coli__ homogenates or crude extracts using Rolquat (quaternary ammonium salt) and adsorption of the enzyme on Amp‐Seph (3.8 µ