?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Singh%2C+Shubham&rft.aulast=Singh&rft.aufirst=Shubham&rft.issue=2&rft.volume=338&rft.date=January+2026&rft.issn=1879-0003&rft.atitle=Efficient+bioprocess+for+high-density+fermentation+and+rapid+purification+of+soluble+tag-free+CRM197+protein+expressed+in+Escherichia+coli&rft.title=International+journal+of+biological+macromolecules&rft.genre=article