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.
Protection of skeletal muscle morphology by lifelong mild caloric restriction and wheel running (51). Plantaris hematoxylin-stained cross sections from young (6 months) Fischer-344 rats fed ad libitum (YAL), old (24 months) rats fed ad libitum (OAL), old rats that underwent lifelong 8% caloric restriction (OCR), and old rats that participated in lifelong voluntary wheel running plus 8% caloric restriction (OExCR). Standard bar=100 μm.
