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Rapid component IKr of cardiac delayed rectifier potassium currents in guinea-pig is inhibited by α1-adrenoreceptor activation via protein kinase A and protein kinase C-dependent pathways

Cardiac MuscleMolecular PhysiologyRapid Component IkrSodium HomeostasisMedicineSynaptic TransmissionPhysiologyRectifier Potassium CurrentsHyperpolarization (Biology)Ion Channelsα1-Adrenoreceptor ActivationElectrophysiologyCardiovascular PhysiologyCardiovascular FunctionPharmacologyCardiologyPotassium HomeostasisIntegrative Physiology