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.
Expression and accessibility of P425 proton-coupled folate transporter (PCFT) mutants. Western blot analysis of the crude membrane fraction (top) and protein biotinylated at the cell surface (bottom) for wild-type (WT) and P425 mutant PCFTs. Actin was the loading control (middle). Western blot is representative of 2 independent experiments.
