At what percentage of relaxation of acetylcholine to norepinephrine the endothelium of a rat aorta may be considered intact in vitro?

Recently, someone asked here how to remove the endothelium in a rat aorta. I do agree with all answers. My question now is how to check that the endothelium is correctly removed. In other words,...

13 March 2015 3,788 25 View