?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Patnaik%2C+P+R&rft.aulast=Patnaik&rft.aufirst=P+R&rft.issue=2&rft.volume=5&rft.date=1+June+2000&rft.issn=1369-703X&rft.atitle=Optimizing+initial+plasmid+copy+number+distribution+for+improved+protein+activity+in+a+recombinant+fermentation.&rft.title=Biochemical+engineering+journal&rft.pages=101-107&rft.genre=article