Gut-Heart Metabolic Crosstalk: Circulating Phenylacetylglutamine Mirrors Myocardial Accumulation in End-Stage Heart Failure2026-04-160 PRE AI Nnull null JJ.D. Preston CC.J. Rust JJ. Weinberg AA. Tang AA.M. Chakragiri MM.E. Halkos MM.M. Bishawi MM.A. Daneshmand YY. Go DD.P. Jones JJ.L. Chan DOI:10.1016/j.healun.2026.02.1634OriginalOriginal request for helpShareSaveAbstract En