title: Invited commentary.
authors.affiliation: Department of Surgery, Montreal Heart Institute, 5000 Belanger St, Montreal, Quebec, H1T1C8 Canada. louis.perrault@icm-mhi.org
authors.forename: Louis P
authors.initials: LP
authors.lastname: Perrault
authors.forename: Arnaud
authors.initials: A
authors.lastname: Mommerot
mesh_terms: D015220:Calcium Channels / Q000502:physiology*; D000242:Cyclic AMP / Q000502:physiology*; D045604:Extracellular Fluid / Q000378:metabolism*; D006801:Humans; D007424:Intracellular Fluid / Q000378:metabolism*; D008323:Mammary Arteries / Q000502:physiology*; D017534:Radial Artery / Q000502:physiology*; D014661:Vasoconstriction / Q000502:physiology*
chemical_list: D015220:Calcium Channels; D000242:Cyclic AMP