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.
Alignment of 65-bp nucleotide sequences from the L1 regions of a total of 39 HPV genotypes. The target sequences for the SPF primers are boxed and flank the 22-bp interprimer region, as indicated. Positions are according to the HPV-16 sequence PPH16 (GenBank accession no. K02718).
