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.
Cell loss in the impacted zone of articular cartilage of the rabbit femoral condyle detected by Hoechst 33342 nuclear. (A and B) Sham-operated controls, (C and D) impacted condyles at 24 hours (A and C) and 12 weeks (B and D) after impact injury. Magnification, 4–5x; scale bar = 500 µm.
