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.
Effects of carbachol alone in isolated left atria on force of contraction (FOC) plotted in mN (A) or in percentage of control values (Ctr, prior to drug addition, B). Littermate wild-type mice (+/+) are compared with Gi2α knockout (Gi2α−/−, A) or Goα knockout mice (Goα−/−, B). Numbers in brackets indicate number of mice studied. * denotes first significant difference versus pre-drug value. No differences were detectable between wild type and knockout mice.
