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. 2021 May 7;105(10):4153–4165. doi: 10.1007/s00253-021-11281-3

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© The Author(s) 2021

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Fig. 1 — Fermentation (a) and purification (b) flow diagrams. Three purification processes performed are shown in different colors. The color scheme remains consistent throughout all figures. UFDF, ultrafiltration and diafiltration; HIC, hydrophobic interaction chromatography; SEC, size exclusion chromatography; TFF, tangential flow filtration; CEX, cation exchange chromatography; AEX, anion exchange chromatography