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.
Reverse transcription-polymerase chain reaction. Semiquantified expression of type 1 collagen and RUNX2 in periosteum-derived cells was much lower than that in bone marrow-derived cells. Osterix was not detected (n = 6). Abbreviation: RUNX2, runt-related transcription factor 2.
