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Haplotype Targeting in Heart Failure Using a Biased Ligand β-blocker

2025-08-24 cardiovascular medicine Title + abstract only
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BackgroundADRB1 and ADRB2, encoding cardiac myocyte {beta}1- and {beta}2-adrenergic receptors (ARs) that mediate pathologic myocardial remodeling in response to chronically increased signaling, contain N-terminus haplotype variants capable of influencing agonist- or biased ligand-induced receptor internalization that uncouples canonical signaling and initiates EGFR/ERK1/2 cardioprotection. MethodsIn two heart failure (HF) clinical trial genetic substudies we investigated effects of internalizin...

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