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.
Additional file 2: Video S2. Simultaneous calcium mapping of rat heart epicardium. The calcium activity of the adult rat heart was mapped concurrently with transmembrane voltage. The calcium wavefront can be seen following the voltage propagation from Additional file 1: Video S1. The images were box blurred using a 15 × 15 uniform kernel and the length of the heart is approximately 2.5 cm from base to apex. (MP4 7541 kb)
