?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Singh%2C+Pooja&rft.aulast=Singh&rft.aufirst=Pooja&rft.issue=3&rft.volume=22&rft.date=March+2004&rft.issn=0167-7799&rft.atitle=Potential+applications+of+microbial+surfactants+in+biomedical+sciences.&rft.title=Trends+in+biotechnology&rft.pages=142-6&rft.genre=article