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. Author manuscript; available in PMC: 2010 Feb 1.
Published in final edited form as: J Mol Cell Cardiol. 2008 Nov 5;46(2):249–256. doi: 10.1016/j.yjmcc.2008.10.016

Fig. 2.

Fig. 2

β1 adrenergic receptors are required for loss of Ito gradient across the left ventricular free wall during chronic ISO infusion. Voltage dependence of Ito in EPI and ENDO cells from saline (control) and ISO-infused β1AR−/− mice.