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.
Electrophoretic retention of DNA by CH (a) and CHimi (b). Unless otherwise mentioned, lanes assignments correspond to N/P molar ratios tested and are as follows: Lane M: gene ruler 1 kb DNA ladder; lane DNA: plasmid DNA solution; lane 0.5–24: N/P molar ratios.
