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.
M: protein molecular weight marker; 1: protein lysates from recombinant E. coli before being induced, 2: protein lysates of recombinant E. coli induced by IPTG; 3: rTsSP purified by Ni-NTA-Sefinose Column. Arrow indicates rTsSP.
