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.
Non-denaturing PAGE in (A) NaCl and (B) KCl at 30 µM oligonucleotide strand concentration. dT21 is an oligothymidylate marker; dx9 and dx12 are two double-stranded markers of 9 and 12 bp, respectively. Oligonucleotides were detected by UV-shadow.
