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.
Detection of the D310 C-tract variants. (A) Cloned PCR products of the D310 region from untreated cells showing C-tract, the +1 and −1 variants. (B) Single-cell PCR amplification of the D310 region showing homoplasmic variants of C-tract. The wild-type D310 C-tract has a stretch of six polycytidine (C6) separated by a thymine. −1 and +1 represent deletion and insertion of one cytidine into the wild-type (C6) D310, respectively.
