Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Coommasie blue-stained gel following SDS-PAGE of 2.5 µg of in-house expressed and purified trastuzumab (‘T’), clinical-grade trastuzumab (‘H’, Herceptin, Roche) and in-house expressed and purified 4D5 (‘4D5’) under non-reducing and reducing conditions.
