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.
JC virus NCCR quasispecies identified in CSF from PML patient 10. Both the consensus NCCR sequence and the sequence of minor variants are schematically shown and compared to the archetype (AR) sequence. The amount of each variant present as a percentage of the total quasispecies is indicated on the right. Numbers in parentheses indicate the original nucleotide sequence position in the archetype sequence.
