Fig. 4.
Changes of heart rate before and after global ischemia of different durations.
Values are expressed as mean ± S.E.M. for eight animals (*p < 0.05, **p < 0.01).
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.