The Gly49 allele in the beta1-adrenergic receptor and the 5' LC-Cys19, Arg16, and Gln27 alleles in the beta2-adrenergic receptor were associated with a lower risk of heart failure in idiopathic dilated cardiomyopathy, suggesting that the beta1- and beta2-adrenergic receptor genes are modifier genes.
C0018802
Congestive heart failure