?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Agrawal%2C+Piyush&rft.aulast=Agrawal&rft.aufirst=Piyush&rft.issue=D1&rft.volume=44&rft.date=4+January+2016&rft.issn=1362-4962&rft.atitle=CPPsite+2.0%3A+a+repository+of+experimentally+validated+cell-penetrating+peptides.&rft.title=Nucleic+acids+research&rft.pages=D1098-103&rft.genre=article