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.
Sequential changes in the pacing-evoked Ca2+ transients after quiescence. Two representative X-t images of the left atrial myocytes. Each X-t image obtained from the region consisted of 2–3 cells as delineated by broken lines. Electrical stimuli are shown on the bottom. The blue arrowhead denotes the time point of the initial pacing.
