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.
a, b, Heterogeneity in Sca-1 expression among clonal cells (a) was significantly larger than the resolution limit of flow cytometry approximated by measurement of reference MESF24 beads (b). c, Stability of clonal heterogeneity in Sca-1 over 3 weeks.
